
1

2
2',5' RNA ligase (1)
2,3-bisphosphoglycerate-independent phosphoglycerate mutase (1)
2,5-diamino-6-hydroxy-4-(5-phosphoribosylamino)pyrimidine 1-reductase, archaeal (1)
2-5-oligoadenylate synthetase, ubiquitin-like domain (1)
2-isopropylmalate synthase LeuA, allosteric (dimerisation) domain (1)
2-isopropylmalate synthase/homocitrate synthase related (1)
2-methylcitrate synthase/citrate synthase type I (2)
2-oxo acid dehydrogenase, lipoyl-binding site (3)
2-oxoacid:acceptor oxidoreductase, alpha subunit (2)
2-oxoacid:acceptor oxidoreductase, beta subunit, pyruvate/2-ketoisovalerate (2)
2-oxoacid:acceptor oxidoreductase, delta subunit, pyruvate/2-ketoisovalerate (2)
2-oxoacid:acceptor oxidoreductase, gamma subunit, pyruvate/2-ketoisovalerate (2)
2-thiocytidine tRNA biosynthesis protein, TtcA (2)
26S proteasome subunit P45 (1)
2Fe-2S ferredoxin, iron-sulphur binding site (3)

3
3,4-dihydroxyphenylacetate 2,3-dioxygenase HpaD (1)
3-Oxoacyl-[acyl-carrier-protein (ACP)] synthase III (1)
3-Oxoacyl-[acyl-carrier-protein (ACP)] synthase III C-terminal (1)
3-dehydroquinate synthase (1)
3-dehydroquinate synthase AroB (2)
3-dehydroquinate synthase AroB, subgroup (1)
3-hexulose-6-phosphate synthase (1)
3-hydroxyacyl-CoA dehydrogenase, C-terminal (5)
3-hydroxyacyl-CoA dehydrogenase, NAD binding (4)
3-hydroxyacyl-CoA dehydrogenase, conserved site (1)
3-isopropylmalate dehydratase, small subunit, subgroup (1)
3-phosphoshikimate 1-carboxyvinyltransferase (1)
3-phosphoshikimate 1-carboxyvinyltransferase, core (1)
3-phosphoshikimate 1-carboxyvinyltransferase, subgroup (1)

4

5

6

7

8

A
ABC nitrate/sulphonate/bicarbonate family transporter, ATPase subunit (1)
ABC transporter integral membrane type 1 (1)
ABC transporter permease protein (1)
ABC transporter, ABCE (1)
ABC transporter, conserved site (20)
ABC transporter, transmembrane domain (1)
ABC transporter, transmembrane domain, type 1 (1)
ABC transporter-like (34)
ABC-1 (1)
ABC-2 (4)
ABC-2 transporter (1)
ABC-2 type transporter (5)
ADC synthase (1)
AIG2-like (1)
AIR synthase related protein (6)
AIR synthase related protein, C-terminal (6)
AMMECR1 (1)
AMP-binding, conserved site (12)
AMP-dependent synthetase/ligase (14)
AP endonuclease, family 1 (1)
AP endonuclease, family 2, zinc binding site (1)
APHP (1)
ATP dependent DNA ligase, C-terminal (1)
ATP dependent DNA ligase, central (1)
ATP phosphoribosyltransferase, catalytic domain (1)
ATP phosphoribosyltransferase, conserved site (1)
ATP-NAD kinase (1)
ATP-NAD kinase, PpnK-type (1)
ATP-NAD kinase, PpnK-type, alpha/beta (1)
ATP-NAD/AcoX kinase (2)
ATP-citrate lyase/succinyl-CoA ligase (2)
ATP-citrate lyase/succinyl-CoA ligase, active site (1)
ATP-cone (1)
ATP-dependent DNA ligase (1)
ATP-dependent DNA ligase, conserved site (1)
ATP-grasp fold (11)
ATP-grasp fold, ATP-dependent carboxylate-amine ligase-type (2)
ATP-grasp fold, RimK-type (4)
ATP-grasp fold, subdomain 1 (2)
ATP-grasp fold, subdomain 2 (7)
ATP-grasp fold, succinyl-CoA synthetase-type (1)
ATPase MipZ/NubP2/Cfd1 (1)
ATPase SufC, SUF system FeS cluster assembly (1)
ATPase, A1 complex, alpha subunit (1)
ATPase, A1 complex, beta subunit (1)
ATPase, A1 complex, epsilon subunit (1)
ATPase, AAA+ type, core (72)
ATPase, AAA-5 (4)
ATPase, AAA-type, CDC48 (3)
ATPase, AAA-type, VAT, N-terminal (3)
ATPase, AAA-type, conserved site (6)
ATPase, AAA-type, core (11)
ATPase, BadF/BadG/BcrA/BcrD type (1)
ATPase, F0/V0 complex, subunit C (1)
ATPase, F1/A1 complex, alpha/beta subunit, N-terminal (2)
ATPase, F1/V1/A1 complex, alpha/beta subunit, C-terminal (2)
ATPase, F1/V1/A1 complex, alpha/beta subunit, N-terminal (2)
ATPase, F1/V1/A1 complex, alpha/beta subunit, nucleotide-binding domain (2)
ATPase, F1/V1/A1 complex, alpha/beta subunit, nucleotide-binding domain, active site (1)
ATPase, P type, cation/copper-transporter (1)
ATPase, P-type phosphorylation site (1)
ATPase, P-type, ATPase-associated domain (1)
ATPase, P-type, K/Mg/Cd/Cu/Zn/Na/Ca/Na/H-transporter (1)
ATPase, P-type, heavy metal translocating (1)
ATPase, V0 complex, proteolipid subunit C (1)
ATPase, V0/A0 complex, 116kDa subunit (1)
ATPase, V1/A1 complex, subunit D (1)
ATPase, V1/A1 complex, subunit E (1)
ATPase, V1/A1 complex, subunit F (1)
ATPase-like, ATP-binding domain (1)
ATPase-like, ParA/MinD (2)
Acetamidase/Formamidase (1)
Acetate--CoA ligase (2)
Acetoacetate decarboxylase (1)
Acetohydroxy acid isomeroreductase (1)
Acetohydroxy acid isomeroreductase C-terminal (1)
Acetohydroxy acid isomeroreductase, catalytic (1)
Acetoin utilisation ACUC protein (1)
Acetolactate synthase, large subunit, biosynthetic (1)
Acetyl coenzyme A synthetase (ADP forming), alpha domain (1)
Acetyl-CoA carboxylase carboxyl transferase, beta subunit (1)
Acetyl-coenzyme A carboxyltransferase, C-terminal (1)
Acetyl-coenzyme A carboxyltransferase, N-terminal (1)
Acetylglutamate kinase (1)
Acetylornithine deacetylase/succinyl-diaminopimelate desuccinylase (2)
Acetylornithine/succinylornithine aminotransferase (1)
Aconitase A/isopropylmalate dehydratase small subunit, swivel (2)
Aconitase family, 4Fe-4S cluster binding site (2)
Aconitase/3-isopropylmalate dehydratase large subunit, alpha/beta/alpha (2)
Aconitase/3-isopropylmalate dehydratase large subunit, alpha/beta/alpha, subdomain 1/3 (2)
Aconitase/3-isopropylmalate dehydratase large subunit, alpha/beta/alpha, subdomain 2 (2)
Aconitase/3-isopropylmalate dehydratase, swivel (2)
Aconitase/iron regulatory protein 2 (1)
Acyl-CoA N-acyltransferase (11)
Acyl-CoA dehydrogenase, N-terminal (7)
Acyl-CoA dehydrogenase, conserved site (2)
Acyl-CoA dehydrogenase/oxidase (8)
Acyl-CoA dehydrogenase/oxidase C-terminal (8)
Acyl-CoA dehydrogenase/oxidase, N-terminal (7)
Acyl-CoA oxidase/dehydrogenase, central domain (10)
Acyl-CoA oxidase/dehydrogenase, type 1 (8)
Acyl-CoA oxidase/dehydrogenase, type1/2, C-terminal (10)
Acylphosphatase, conserved site (1)
Acylphosphatase-like (1)
Adenosine specific kinase (1)
Adenosylcobalamin biosynthesis, ATP:cob(I)alamin adenosyltransferase, EutT/PduO type (2)
Adenosylcobalamin biosynthesis, ATP:cob(I)alamin adenosyltransferase, PduO-type, N-terminal (2)
Adenosylcobalamin biosynthesis, ATP:cob(I)alamin adenosyltransferase-like (2)
Adenosylcobinamide amidohydrolase, CbiZ (1)
Adenylate cyclase (1)
Adenylosuccinate lyase (1)
Adenylosuccinate lyase, C-terminal (1)
Adenylosuccinate synthase, active site (1)
Adenylosuccinate synthetase (1)
Adenylyl cyclase CyaB (1)
Adenylylsulphate reductase, thioredoxin dependent (1)
Adrenodoxin reductase (1)
Alanyl-tRNA synthetase, class IIc (1)
Alanyl-tRNA synthetase, class IIc, N-terminal (2)
Alanyl-tRNA synthetase, class IIc, anti-codon-binding domain (1)
Alanyl-tRNA synthetase, class IIc, core domain (2)
Alba, DNA/RNA-binding protein (2)
Alba, DNA/RNA-binding protein, archaeal (1)
Alcohol dehydrogenase GroES-like (11)
Alcohol dehydrogenase, iron-type (1)
Alcohol dehydrogenase, zinc-binding (10)
Alcohol dehydrogenase, zinc-containing, conserved site (5)
Aldehyde dehydrogenase (3)
Aldehyde dehydrogenase, N-terminal (3)
Aldehyde dehydrogenase, conserved site (2)
Aldehyde oxidase/xanthine dehydrogenase, a/b hammerhead (9)
Aldehyde oxidase/xanthine dehydrogenase, molybdopterin binding (10)
Aldehyde/histidinol dehydrogenase (4)
Aldo/keto reductase (3)
Aldo/keto reductase subgroup (2)
Aldolase-type TIM barrel (39)
Aldose 1-epimerase (1)
Alkaline phosphatase-like, alpha/beta/alpha (2)
Alkaline-phosphatase-like, core domain (3)
Alkyl hydroperoxide reductase/ Thiol specific antioxidant/ Mal allergen (5)
Alpha-D-phosphohexomutase, C-terminal (1)
Alpha-D-phosphohexomutase, N-terminal (1)
Alpha-D-phosphohexomutase, alpha/beta/alpha I/II/III (1)
Alpha-D-phosphohexomutase, alpha/beta/alpha domain I (1)
Alpha-D-phosphohexomutase, alpha/beta/alpha domain II (1)
Alpha-D-phosphohexomutase, alpha/beta/alpha domain III (1)
Alpha-D-phosphohexomutase, conserved site (1)
Alpha-helical ferredoxin (8)
Alpha-isopropylmalate/homocitrate synthase, conserved site (3)
Alpha/beta hydrolase fold-1 (2)
Amidase (2)
Amidase, conserved site (2)
Amidinotransferase (2)
Amidohydrolase 1 (9)
Amidohydrolase 2 (6)
Amidohydrolase 3 (1)
Amidophosphoribosyl transferase (2)
Amino acid permease domain (16)
Amino acid-binding ACT (2)
Amino acid/polyamine transporter I (18)
Aminoacyl-tRNA synthetase, class 1a, anticodon-binding (7)
Aminoacyl-tRNA synthetase, class I (M) (2)
Aminoacyl-tRNA synthetase, class I, conserved site (3)
Aminoacyl-tRNA synthetase, class II (D/K/N) (2)
Aminoacyl-tRNA synthetase, class II (G/ H/ P/ S), conserved domain (5)
Aminoacyl-tRNA synthetase, class II, conserved domain (8)
Aminoacyl-tRNA synthetase, class Ia (4)
Aminoacyl-tRNA synthetase, class Ib (2)
Aminotransferase class-III (4)
Aminotransferase class-V pyridoxal-phosphate binding site (2)
Aminotransferase, class I/II (5)
Aminotransferase, class V/Cysteine desulfurase (3)
Aminotransferase, class-II, pyridoxal-phosphate binding site (1)
Aminotransferases, class-I, pyridoxal-phosphate-binding site (2)
Ammonium transporter (1)
Ammonium transporter, conserved site (1)
Amylo-alpha-1,6-glucosidase (1)
Anthranilate phosphoribosyl transferase (1)
Anthranilate synthase component I, C-terminal (1)
Anthranilate synthase component I, N-terminal (1)
Anthranilate synthase component I, archaeal (1)
Anthranilate synthase component II/delta crystallin (2)
Antibiotic biosynthesis monooxygenase (1)
Anticodon-binding (5)
Appr-1-p processing (1)
Arc-type ribbon-helix-helix (2)
Archaeal PaREP1 (31)
Archaeal flagellin, N-terminal related (5)
Archaeal/bacterial translation initiation factor SUI1 (1)
Archease, tRNA m5C methyltransferase chaperone (1)
ArgE/DapE/ACY1/CPG2/YscS, conserved site (2)
ArgK protein (1)
Arginine deiminase (1)
Argininosuccinate lyase (1)
Argininosuccinate synthase (1)
Argininosuccinate synthase, conserved site (1)
Arginyl tRNA synthetase, class Ic, N-terminal (1)
Arginyl-tRNA synthetase, class Ic (1)
Arginyl-tRNA synthetase, class Ic, core (1)
Aromatic-ring hydroxylase-like (3)
Arsenical pump membrane protein (1)
Arsenite oxidase, large subunit (1)
Arsenite oxidase, small subunit (1)
Asn/Gln amidotransferase (2)
Asp/Glu/hydantoin racemase (2)
Asparaginase/glutaminase (1)
Asparaginase/glutaminase, conserved site (1)
Aspartate carbamoyltransferase regulatory subunit, C-terminal (1)
Aspartate carbamoyltransferase regulatory subunit, N-terminal (1)
Aspartate carbamoyltransferase, eukaryotic (1)
Aspartate decarboxylase-like fold (7)
Aspartate kinase domain (1)
Aspartate transcarbamylase regulatory subunit (1)
Aspartate-semialdehyde dehydrogenase (2)
Aspartate-semialdehyde dehydrogenase, peptidoglycan lacking (2)
Aspartate/glutamate/uridylate kinase (3)
Aspartate/homoserine dehydrogenase, NAD-binding (1)
Aspartate/ornithine carbamoyltransferase (2)
Aspartate/ornithine carbamoyltransferase, Asp/Orn-binding domain (2)
Aspartate/ornithine carbamoyltransferase, carbamoyl-P binding (2)
Aspartyl-tRNA synthetase, class IIb (1)
Aspartyl-tRNA synthetase, class IIb, archea/euk type (1)
Aspartyl/glutamyl-tRNA amidotransferase subunit B-related (2)

B
B3/B4 tRNA-binding domain (2)
Bacitracin resistance protein BacA (1)
Bacterial Fmu (Sun)/eukaryotic nucleolar NOL1/Nop2p (4)
Bacterial bifunctional deaminase-reductase, C-terminal (1)
Bacterial extracellular solute-binding protein, family 5 (3)
Bacterial extracellular solute-binding, family 1 (2)
Bacterial sec-independent translocation protein mttA/Hcf106 (2)
Bacterial transferase hexapeptide repeat (2)
Bacterial transglutaminase-like, N-terminal (1)
Bacterio-opsin activator, HTH (5)
Band 7 protein (2)
Beta-glucosidase, GBA2 type (4)
Beta-grasp fold, ferredoxin-type (6)
Beta-lactamase-like (14)
Beta2-adaptin/TATA-box binding, C-terminal (1)
Bifunctional chorismate mutase/prephenate dehydrogenase T-protein (1)
Bifunctional glucose-6-phosphate/mannose-6-phosphate isomerase (1)
Bifunctional glucose-6-phosphate/mannose-6-phosphate isomerase, C-terminal (1)
Bifunctional phosphopantothenoylcysteine decarboxylase/phosphopantothenate--cysteine ligase (1)
Binding-protein-dependent transport systems inner membrane component (12)
Biotin carboxylase, C-terminal (1)
Biotin carboxylation domain (1)
Biotin--acetyl-CoA-carboxylase ligase (1)
Biotin/lipoate A/B protein ligase (4)
Biotin/lipoyl attachment (1)
Blood group Rhesus C/E/D polypeptide (1)
Brix domain (1)
Butirosin biosynthesis, BtrG-like (1)

C
CDC6, C-terminal (3)
CDP-alcohol phosphatidyltransferase (1)
CO dehydrogenase flavoprotein, C-terminal (3)
CO dehydrogenase flavoprotein-like, FAD-binding, subdomain 2 (3)
CRISPR associated protein Cas2 (2)
CRISPR locus-related DNA-binding (3)
CRISPR-assoc protein, NE0113/Csx13 (1)
CRISPR-associated HD domain (2)
CRISPR-associated RAMP Cmr4 (1)
CRISPR-associated RAMP TM1809 (2)
CRISPR-associated negative autoregulator (2)
CRISPR-associated protein APE2256 (1)
CRISPR-associated protein Cas1 (2)
CRISPR-associated protein Cas4 (4)
CRISPR-associated protein Cas5, N-terminal domain (2)
CRISPR-associated protein Crm2 (1)
CRISPR-associated protein DxTHG (2)
CRISPR-associated protein TM1795 family, N-terminal (1)
CRISPR-associated protein, Cas5 (2)
CRISPR-associated protein, Cas5a type (2)
CRISPR-associated protein, Cas6 (3)
CRISPR-associated protein, Cmr3 (1)
CRISPR-associated protein, CsaX (1)
CRISPR-associated protein, PAB1685 (1)
CRISPR-associated protein, TM1791 (1)
CRISPR-associated protein, TM1791.1 (1)
CRISPR-associated protein, TM1793 (1)
CRISPR-associated regulatory protein Csa2 (2)
CTP synthase (1)
CTP synthase, N-terminal (1)
Carbamoyl phosphate synthase, GATase domain (2)
Carbamoyl phosphate synthase, large subunit (1)
Carbamoyl phosphate synthase, large subunit, N-terminal (2)
Carbamoyl phosphate synthase, large subunit, glutamine-dependent (1)
Carbamoyl phosphate synthase, small subunit (1)
Carbamoyl phosphate synthase, small subunit, N-terminal (1)
Carbamoyl phosphate synthetase, large subunit, ATP-binding (2)
Carbamoyl phosphate synthetase, large subunit, oligomerisation (1)
Carbamoyltransferase (1)
Carbohydrate kinase, predicted, conserved site (1)
Carbohydrate/puine kinase, PfkB, conserved site (2)
Carbohydrate/purine kinase (3)
Carbon monoxide dehydrogenase subunit G (3)
Carbonic anhydrase (1)
Carboxyl transferase (1)
Carboxylyase-related (2)
Carboxypeptidase-like, regulatory domain (3)
Cation efflux protein (1)
Cation/H+ exchanger (4)
Cell division control protein 6 related, archaea (3)
Cell division protein 48, CDC48, domain 2 (2)
Cell division protein ZapB (1)
Cell division transporter substrate-binding protein FtsY (1)
Chaperone, tailless complex polypeptide 1 (3)
Chaperonin Cpn60/TCP-1 (3)
Chaperonin TCP-1, conserved site (3)
Chloride channel, core (1)
Chloride channel, voltage gated (1)
Chlorite dismutase (1)
Chorismate binding, C-terminal (1)
Chorismate mutase (1)
Chorismate mutase, archaeal (1)
Chorismate mutase, type II (1)
Chorismate synthase (1)
Chorismate synthase, conserved site (1)
Chromo domain-like (2)
Circadian clock protein KaiC (2)
Circadian clock protein KaiC/DNA repair protein RadA (4)
Citrate lyase, beta subunit (1)
Citrate synthase active site (2)
Citrate synthase-like (2)
Citrate synthase-like, core (2)
Citrate synthase-like, large alpha subdomain (2)
CoA-binding (3)
CoA-transferase family III (2)
Cob(II)yrinic acid a,c-diamide reductase (1)
CobB/CobQ glutamine amidotransferase (2)
CobB/CobQ-like glutamine amidotransferase (2)
Cobalamin (vitamin B12) biosynthesis CbiB (1)
Cobalamin (vitamin B12) biosynthesis CbiD (1)
Cobalamin (vitamin B12) biosynthesis CbiE, precorrin-6Y methyltransferase, core (1)
Cobalamin (vitamin B12) biosynthesis CbiG, core (1)
Cobalamin (vitamin B12) biosynthesis CbiT, precorrin-6Y methyltransferase-core (1)
Cobalamin (vitamin B12) biosynthesis CbiX (2)
Cobalamin (vitamin B12) biosynthesis CobH/CbiC, precorrin-8X methylmutase, core (1)
Cobalamin (vitamin B12) biosynthesis CobI/CbiL, precorrin-2 C20-methyltransferase (1)
Cobalamin (vitamin B12) biosynthesis CobI/CbiL, precorrin-2 C20-methyltransferase, core (1)
Cobalamin (vitamin B12) biosynthesis CobJ/CibH, precorrin-3B C17-methyltransferase, core (1)
Cobalamin (vitamin B12) biosynthesis CobM/CbiF, precorrin-4 C11-methyltransferase, core (1)
Cobalamin (vitamin B12) biosynthesis CobS, cobalamin-5-phosphate synthase (1)
Cobalamin (vitamin B12) biosynthesis CobW-like (1)
Cobalamin (vitamin B12)-binding (4)
Cobalamin (vitamin B12)-dependent enzyme, catalytic (1)
Cobalamin (vitamin B12)-dependent enzyme, catalytic subdomain (1)
Cobalamin (vitamin B12)-independent methionine synthase MetE, N-terminal (1)
Cobalamin synthesis G N-terminal (1)
Cobalt transport protein (1)
Cobyric acid synthase CobQ (1)
Cobyrinic acid a,c-diamide synthase (8)
Cobyrinic acid a,c-diamide synthase CbiA (1)
Coenzyme A transferase (2)
Coenzyme PQQ biosynthesis protein E (2)
Cofactor-independent phosphoglycerate mutase, archaeal (1)
Conserved TM helix (1)
Conserved hypothetical protein CHP00024 (1)
Conserved hypothetical protein CHP00270 (1)
Conserved hypothetical protein CHP00730 (1)
CopG-like DNA-binding (11)
Copper centre Cu(A) (2)
Creatinase (2)
Creatininase (1)
Crotonase, core (7)
Cryptochrome/DNA photolyase, class 1 (1)
Cryptochrome/DNA photolyase, class 1 conserved site, C-terminal (1)
Cupin 1 (1)
Cupin 2, conserved barrel (2)
Cupin, RmlC-type (5)
Cupredoxin (7)
Cyanase (1)
Cyanate lyase, C-terminal (1)
Cyclin (2)
Cyclin-like (2)
Cyclin-related (2)
Cyclophilin-like (1)
Cys/Met metabolism, pyridoxal phosphate-dependent enzyme (1)
Cystathionine beta-synthase, core (16)
Cysteine synthase/cystathionine beta-synthase P-phosphate-binding site (1)
Cysteine-rich domain (6)
Cysteinyl-tRNA synthetase, class Ia (1)
Cysteinyl-tRNA synthetase, class Ia, DALR (1)
Cysteinyl-tRNA synthetase, class Ia, N-terminal (1)
Cytidylate kinase, putative (1)
Cytidyltransferase-related (2)
Cytidylyltransferase (2)
Cytochrome P450 (1)
Cytochrome P450, B-class (1)
Cytochrome P450, C-terminal (1)
Cytochrome P450, conserved site (1)
Cytochrome b/b6 (3)
Cytochrome b/b6, C-terminal (3)
Cytochrome b/b6, N-terminal (3)
Cytochrome b558/566, subunit A (1)
Cytochrome b558/566, subunit B (1)
Cytochrome c domain (1)
Cytochrome c oxidase subunit II C-terminal (3)
Cytochrome c oxidase, subunit I (7)
Cytochrome c oxidase, subunit III (1)
Cytochrome c oxidase, subunit III, 4-helical bundle (1)
Cytochrome c-552/DMSO reductase-like, haem-binding domain (1)
Cytochrome cd1-nitrite reductase-like, C-terminal haem d1 (1)

D
D-aminoacyl-tRNA deacylase (1)
D-galactarate dehydratase/Altronate hydrolase, C-terminal (1)
D-hydantoinase (1)
D-isomer specific 2-hydroxyacid dehydrogenase, NAD-binding (2)
D-isomer specific 2-hydroxyacid dehydrogenase, catalytic domain (2)
DAHP synthetase I/KDSA (1)
DALR anticodon binding (1)
DEAD-like helicase, N-terminal (15)
DEAD/H associated (3)
DEAD2 (2)
DHBP synthase RibB (1)
DHBP synthase RibB-like alpha/beta domain (2)
DMSO reductase anchor subunit (DmsC) (1)
DNA breaking-rejoining enzyme, catalytic core (6)
DNA glycosylase (4)
DNA ligase, N-terminal (1)
DNA methylase, C-5 cytosine-specific (1)
DNA methylase, N-6 adenine-specific, conserved site (2)
DNA photolyase, FAD-binding/Cryptochrome, C-terminal (1)
DNA photolyase, N-terminal (1)
DNA polymerase III, clamp loader complex, gamma/delta/delta subunit, C-terminal (1)
DNA polymerase IV/DinB homologue, little finger domain (1)
DNA polymerase, Y-family, little finger domain (1)
DNA primase, large subunit, eukaryotic/archaeal (1)
DNA primase, phage/plasmid (1)
DNA primase, small subunit (1)
DNA primase/nucleoside triphosphatase, C-terminal (1)
DNA primase/polymerase, bifunctional, N-terminal (2)
DNA recombination and repair protein Rad51, C-terminal (1)
DNA recombination and repair protein, RecA-like (1)
DNA recombination/repair protein RadA (1)
DNA recombination/repair protein RecA, monomer-monomer interface (1)
DNA recombination/repair protein RecA/RadB, ATP-binding domain (2)
DNA repair Rad51/transcription factor NusA, alpha-helical (1)
DNA repair nuclease, XPF-type/Helicase (1)
DNA repair protein (XPGC)/yeast Rad (1)
DNA repair protein RadA (2)
DNA topoisomerase I, archeal-type (1)
DNA topoisomerase VI, subunit A (1)
DNA topoisomerase VI, subunit B (1)
DNA topoisomerase VI, subunit B, transducer (1)
DNA topoisomerase, type IA, DNA-binding (3)
DNA topoisomerase, type IA, central (3)
DNA topoisomerase, type IA, central region, subdomain 1 (3)
DNA topoisomerase, type IA, central region, subdomain 3 (3)
DNA topoisomerase, type IA, core (3)
DNA topoisomerase, type IA, domain 2 (3)
DNA-binding 7kDa protein (2)
DNA-binding TFAR19-related protein (1)
DNA-dependent ATPase MCM (1)
DNA-directed DNA polymerase, family B (3)
DNA-directed DNA polymerase, family B, pol2 (1)
DNA-directed DNA polymerase, family B, conserved region (3)
DNA-directed DNA polymerase, family B, conserved region2 (2)
DNA-directed DNA polymerase, family B, conserved site (2)
DNA-directed DNA polymerase, family B, exonuclease domain (2)
DNA-directed RNA polymerase (1)
DNA-directed RNA polymerase M, 15kDa subunit, conserved site (1)
DNA-directed RNA polymerase Rpb11, 13-16kDa subunit, conserved site (1)
DNA-directed RNA polymerase, 14-18kDa subunit, conserved site (1)
DNA-directed RNA polymerase, 30-40kDa subunit, conserved site (1)
DNA-directed RNA polymerase, M/15kDa subunit (2)
DNA-directed RNA polymerase, RBP11-like (2)
DNA-directed RNA polymerase, RpoA/D/Rpb3-type (1)
DNA-directed RNA polymerase, RpoE2, archaeal (1)
DNA-directed RNA polymerase, dimerisation (2)
DNA-directed RNA polymerase, insert domain (1)
DNA-directed RNA polymerase, subunit 2, domain 6 (1)
DNA-directed RNA polymerase, subunit A' (1)
DNA-directed RNA polymerase, subunit A'' (1)
DNA-directed RNA polymerase, subunit B, archaea (1)
DNA-directed RNA polymerase, subunit M, archaeal (1)
DNA-repair protein, UmuC-like (1)
DNA-repair protein, UmuC-like, N-terminal (1)
DNA/RNA helicase, C-terminal (12)
DNA/RNA helicase, DEAD/DEAH box type, N-terminal (12)
DNA/pantothenate metabolism flavoprotein, C-terminal (1)
DSBA oxidoreductase (1)
Daunorubicin resistance ABC transporter ATP-binding subunit (1)
Death-on-curing protein (3)
Dehydrogenase, multihelical (4)
Dehydroquinase class I (1)
Delta 1-pyrroline-5-carboxylate reductase (1)
Delta crystallin (3)
DeoxyUTP pyrophosphatase domain (2)
Deoxycytidine triphosphate deaminase (1)
Deoxyhypusine synthase (1)
Deoxyribonuclease, TatD Mg-dependent (2)
Deoxyribonuclease, TatD-related (2)
Deoxyribonuclease, TatD-related, conserved site (1)
Deoxyribonuclease/rho motif-related TRAM (1)
Deoxyribose-phosphate aldolase/phospho-2-dehydro-3-deoxyheptonate aldolase (1)
Di-haem cytochrome, transmembrane (3)
Di-trans-poly-cis-decaprenylcistransferase-like (1)
Di-trans-poly-cis-decaprenylcistransferase-like, conserved site (1)
Dienelactone hydrolase (1)
Dihydrodipicolinate synthetase (2)
Dihydroorotase, conserved site (1)
Dihydroorotate dehydrogenase, class 1, core (2)
Dihydroorotate dehydrogenase, class 1/ 2 (2)
Dihydroorotate dehydrogenase, conserved site (1)
Dihydropteroate synthase-like (1)
Dihydropteroate synthase-related protein synthase-related protein (1)
Dihydroxy-acid dehydratase (1)
Dihydroxy-acid/6-phosphogluconate dehydratase (1)
Dihydroxy-acid/6-phosphogluconate dehydratase, conserved site (1)
Dimeric alpha-beta barrel (11)
Dinitrogenase iron-molybdenum cofactor biosynthesis (1)
Diphosphomevalonate decarboxylase (1)
Diphthamide synthesis, DHP1 (1)
Diphthamide synthesis, DPH1/DHP2 (1)
Diphthine synthase (1)
Divalent ion symporter (1)
Divalent ion tolerance protein, CutA1 (1)
Domain of unknown function DUF699, exodeoxyribonuclease V alpha chain (2)
Domain of unknown function DUF1726 (2)
Domain of unknown function DUF1743 (1)
Domain of unknown function DUF1854 (1)
Domain of unknown function DUF35, OB-fold, C-terminal (6)
Domain of unknown function DUF35, rubredoxin-like zinc ribbon domain, N-terminal (6)
Double-stranded RNA-binding-like (1)
Drug resistance transporter EmrB/QacA subfamily (2)
Dual specificity phosphatase, catalytic domain (1)
Dual specificity phosphatase, subgroup, catalytic domain (1)
Dual-specific/protein-tyrosine phosphatase, conserved region (1)
Dyskerin-like (1)

E
ERCC4 domain (1)
Electron transfer flavoprotein, alpha subunit (1)
Electron transfer flavoprotein, alpha subunit, C-terminal (2)
Electron transfer flavoprotein, alpha subunit, C-terminal, conserved site (1)
Electron transfer flavoprotein, alpha/beta-subunit, N-terminal (3)
Electron transfer flavoprotein, beta subunit (1)
Electron transfer flavoprotein-ubiquinone oxidoreductase (1)
Elongation factor G/III/V (2)
Elongator protein 3/MiaB/NifB (19)
Endodeoxyribonuclease IV (1)
Endonuclease III, iron-sulphur binding site (1)
Endonuclease III-like, iron-sulphur cluster loop motif (2)
Endonuclease TnsA, N-terminal/resolvase Hjc/tRNA endonuclease, C-terminal (2)
Endonuclease V (1)
Endonuclease/exonuclease/phosphatase (1)
Endoribonuclease L-PSP (1)
Endoribonuclease L-PSP/chorismate mutase-like (1)
Enolase (1)
Enolase, C-terminal (1)
Enolase, N-terminal (1)
Enolase, conserved site (1)
Enoyl-CoA hydratase/isomerase, conserved site (5)
Eukaryotic translation initiation factor 2, alpha subunit (1)
Excisionase/Xis, DNA-binding (5)
Exodeoxyribonuclease III xth (1)
Exoenzyme S synthesis protein B/queuosine synthesis (2)
Exoribonuclease, phosphorolytic domain 1 (2)
Exoribonuclease, phosphorolytic domain 2 (2)
Exoribonuclease, phosphorolytic domain-containing, archaea (1)
Extradiol aromatic ring-opening dioxygenase, DODA type (1)
Extradiol ring-cleavage dioxygenase, class III enzyme, subunit B (1)

F
FAD dependent oxidoreductase (6)
FAD linked oxidase, N-terminal (8)
FAD-binding, type 2 (11)
FAD-binding, type 2, subdomain 1 (7)
FAD-dependent pyridine nucleotide-disulphide oxidoreductase (21)
FAD-linked oxidase, C-terminal (3)
FAD-linked oxidase, FAD-binding, subdomain 2 (2)
FAD-linked oxidase-like, C-terminal (3)
FAD/NAD-linked reductase, dimerisation (7)
FMN-binding split barrel (1)
FMN-binding split barrel, related (1)
FMN-dependent dehydrogenase (1)
FR47-like (1)
Ferredoxin (5)
Ferredoxin zinc-binding (2)
Ferredoxin-like, FixX (2)
Ferric-uptake regulator (1)
Ferritin-like (1)
Ferritin-related (1)
Ferritin/ribonucleotide reductase-like (9)
Ferrous iron transporter, FeoA subunit (1)
Fibrillarin (1)
Fibrillarin, conserved site (1)
Fibronectin, type III (1)
Fibronectin, type III-like fold (1)
Fibronectin-binding A, N-terminal (2)
Filamentation induced by cAMP/death on curing, related (3)
Flagellin, archaea (2)
Flap structure-specific endonuclease (1)
Flavin reductase-like, FMN-binding (1)
Flavodoxin/nitric oxide synthase (1)
Flavoprotein (2)
Flavoprotein WrbA (1)
Forkhead-associated (FHA) domain (1)
Formate dehydrogenase, alpha subunit (2)
Formate dehydrogenase, subunit FdhD (1)
Fructose-1,6-bisphosphatase, class V (1)
Fumarase C, C-terminal (1)
Fumarate lyase (3)
Fumarate lyase, conserved site (2)
Fumarate reductase, C-terminal (8)
Fumarate reductase/succinate dehydrogenase flavoprotein, C-terminal (2)
Fumarate reductase/succinate dehydrogenase flavoprotein, N-terminal (3)
Fumarate reductase/succinate dehydrogenase flavoprotein-like, C-terminal (2)
Fumarate reductase/succinate dehydrogenase, FAD-binding site (1)
Fumarylacetoacetase, C-terminal-like (2)
Fumarylacetoacetase, C-terminal-related (3)

G
GAD domain (1)
GCN5-related N-acetyltransferase (11)
GHMP kinase (6)
GHMP kinase group 1 (1)
GHMP kinase, ATP-binding, conserved site (1)
GHMP kinase, C-terminal (3)
GHMP kinase-like, archaeal (1)
GINS complex (1)
GMP synthase, C-terminal (1)
GMP synthase, N-terminal (1)
GPR1/FUN34/yaaH (1)
GTP cyclohydrolase I (1)
GTP cyclohydrolase I, conserved site (1)
GTP cyclohydrolase I/Nitrile oxidoreductase (1)
GTP cyclohydrolase III (1)
GTP-binding protein, HSR1-related (3)
GTP-binding protein, HflX (1)
GTP1/OBG (3)
GTPase of unknown function C-terminal (1)
GTPase, MG442, predicted (1)
Galactose oxidase/kelch, beta-propeller (1)
Gamma-glutamyltranspeptidase (1)
General substrate transporter (11)
Geranylgeranyl reductase, plant/prokaryotic (1)
Geranylgeranylglyceryl phosphate synthase (1)
Geranylgeranylglyceryl phosphate synthase-like (1)
Glu-tRNAGln amidotransferase, C subunit (1)
Glucodextranase N (1)
Glucosamine-fructose-6-phosphate aminotransferase, isomerising (1)
Glucose-1-phosphate thymidylyltransferase, short form (1)
Glucose-inhibited division protein A-related (1)
Glucose/ribitol dehydrogenase (8)
Glutamate dehydrogenase (1)
Glutamate synthase, alpha subunit, C-terminal (1)
Glutamate synthase, central-C (1)
Glutamate synthase, central-N (1)
Glutamate synthase, large subunit, region 1/3, putative (1)
Glutamate/phenylalanine/leucine/valine dehydrogenase (1)
Glutamate/phenylalanine/leucine/valine dehydrogenase, C-terminal (2)
Glutamate/phenylalanine/leucine/valine dehydrogenase, dimerisation domain (1)
Glutamine amidotransferase class-I, C-terminal (6)
Glutamine amidotransferase of anthranilate synthase (1)
Glutamine amidotransferase superfamily (3)
Glutamine amidotransferase type 1 (7)
Glutamine amidotransferase, class-II (4)
Glutamine amidotransferase, type II (7)
Glutamine synthetase type I (1)
Glutamine synthetase, beta-Grasp (3)
Glutamine synthetase, catalytic domain (3)
Glutamine synthetase/guanido kinase, catalytic domain (3)
Glutamyl-tRNA synthetase, class Ic, archaeal/eukaryotic cytosolic (1)
Glutamyl-tRNA(Gln) amidotransferase A subunit (1)
Glutamyl-tRNA(Gln) amidotransferase, B subunit (1)
Glutamyl-tRNA(Gln) amidotransferase, E subunit (1)
Glutamyl-tRNA(Gln) amidotransferase, subunit B, conserved site (2)
Glutamyl-tRNA(Gln) amidotransferase, subunit B/E, N-terminal (2)
Glutamyl-tRNA(Gln) amidotransferase, subunit E (1)
Glutamyl/glutaminyl-tRNA synthetase, class Ic, N-terminal (1)
Glutamyl/glutaminyl-tRNA synthetase, class Ic, anti-codon binding domain (1)
Glutamyl/glutaminyl-tRNA synthetase, class Ic, catalytic domain (1)
Glutaredoxin-like (1)
Glyceraldehyde 3-phosphate dehydrogenase family (1)
Glyceraldehyde 3-phosphate dehydrogenase, NAD(P) binding domain (1)
Glyceraldehyde 3-phosphate dehydrogenase, active site (1)
Glyceraldehyde 3-phosphate dehydrogenase, catalytic domain (1)
Glyceraldehyde-3-phosphate dehydrogenase, type II (1)
Glycerol dehydrogenase (1)
Glycerophosphoryl diester phosphodiesterase (1)
Glycine cleavage H-protein (3)
Glycine cleavage H-protein, subgroup (1)
Glycine cleavage T-protein, C-terminal barrel (1)
Glycine cleavage T-protein, N-terminal (1)
Glycine cleavage system P-protein, N-terminal (2)
Glycine cleavage system T protein (1)
Glycogen debranching enzyme GlgX (1)
Glycogen debranching enzyme, archaeal type (1)
Glycoside hydrolase 15-related (5)
Glycoside hydrolase, family 57, Saci1162, predicted (1)
Glycoside hydrolase, catalytic core (8)
Glycoside hydrolase, family 1 (1)
Glycoside hydrolase, family 1, active site (1)
Glycoside hydrolase, family 13, N-terminal (2)
Glycoside hydrolase, family 31 (1)
Glycoside hydrolase, family 38, central domain (1)
Glycoside hydrolase, family 38, core (1)
Glycoside hydrolase, family 57, core (2)
Glycoside hydrolase, subgroup, catalytic core (5)
Glycoside hydrolase-type carbohydrate-binding (2)
Glycoside hydrolase-type carbohydrate-binding, subgroup (1)
Glycoside hydrolase/deacetylase, beta/alpha-barrel (3)
Glycosyl hydrolase, family 13, all-beta (2)
Glycosyl hydrolase, family 13, catalytic domain (4)
Glycosyl hydrolases 38, C-terminal (1)
Glycosyl transferase, family 2 (14)
Glycosyl transferase, family 28, C-terminal (1)
Glycosyl transferase, family 3 (1)
Glycosyl transferase, family 3, N-terminal (1)
Glycosyl transferase, family 3, subgroup, N-terminal (1)
Glycosyl transferase, family 39 (1)
Glycosyl transferase, family 4, conserved region (1)
Glycosyl transferase, group 1 (12)
Glycyl-tRNA synthetase, alpha2 dimer (1)
Glyoxalase I, conserved site (1)
Glyoxalase/bleomycin resistance protein/dioxygenase (2)
GntR, C-terminal (1)
GroES-like (13)
GtrA-like protein (1)

H
H/ACA ribonucleoprotein complex, subunit Cbf5 (1)
H/ACA ribonucleoprotein complex, subunit Gar1/Naf1 (1)
H/ACA ribonucleoprotein complex, subunit Nop10 (1)
HAD superfamily hydrolase-like, type 3 (2)
HAD-superfamily hydrolase, subfamily IA, variant 1 (5)
HAD-superfamily hydrolase, subfamily IA, variant 2 (1)
HAD-superfamily hydrolase, subfamily IA, variant 3 (1)
HAD-superfamily hydrolase, subfamily IIA (1)
HAD-superfamily hydrolase, subfamily IIB (2)
HAD-superfamily phosphatase, subfamily IIIC (1)
HDIG (2)
HEPN (24)
HI0933-like protein (1)
HPP (1)
HRDC-like (1)
HSP20-like chaperone (3)
HTH transcriptional regulator, ArsR (11)
HTH transcriptional regulator, AsnC-type (10)
HTH transcriptional regulator, GntR (1)
HTH transcriptional regulator, LysR (1)
HTH transcriptional regulator, MJ1545, predicted (1)
HTH transcriptional regulator, MarR (9)
HTH transcriptional regulator, cro/C1-type DNA-binding domain-containing (1)
Haem oxygenase-like, multi-helical (4)
Haemerythrin/HHE cation-binding motif (1)
Haloacid dehalogenase, type II (1)
Haloacid dehalogenase-like hydrolase (6)
Haloacid dehydrogenase/epoxide hydrolase (2)
Ham1-like protein (1)
Heat shock protein Hsp20 (2)
Heavy metal transport/detoxification protein (2)
Heavy-metal-associated, conserved site (1)
Helicase Cas3, CRISPR-associated, core (2)
Helicase, ATP-dependent, c2 type (2)
Helicase, superfamily 1/2, ATP-binding domain (14)
Helicase, superfamily 1/2, ATP-binding domain, DinG/Rad3-type (2)
Helicase, superfamily 3, DNA virus (2)
Helix-hairpin-helix DNA-binding motif, class 1 (4)
Helix-hairpin-helix motif, class 2 (1)
Helix-turn-helix type 3 (7)
Helix-turn-helix, HxlR type (1)
HerA-ATP synthase, barrel domain (1)
HhH-GPD domain (3)
Histidine biosynthesis (2)
Histidine biosynthesis HisG, ATP phosphoribosyltransferase, subgroup (1)
Histidine biosynthesis HisG, C-terminal (1)
Histidine biosynthesis, HisF (1)
Histidine phosphatase superfamily, clade-1 (2)
Histidine triad (HIT) protein (3)
Histidine triad motif (3)
Histidine triad, conserved site (2)
Histidine triad-like motif (3)
Histidinol dehydrogenase, conserved site (1)
Histidinol dehydrogenase, prokaryotic-type (1)
Histidinol-phosphate aminotransferase (1)
Histidyl-tRNA synthetase, class IIa (1)
Histidyl-tRNA synthetase, class IIa, subgroup (1)
Histone acetyltransferase ELP3 (1)
Histone deacetylase superfamily (3)
Homeodomain-like (9)
Homeodomain-related (2)
Homoaconitase/3-isopropylmalate dehydratase, large subunit, prokaryotic (1)
Homoaconitase/3-isopropylmalate dehydratase, large subunit, subgroup (1)
Homocitrate synthase, fungi/archaea (1)
Homoserine dehydrogenase, catalytic (1)
Homoserine dehydrogenase, conserved site (1)
Homoserine kinase (1)
HpcH/HpaI aldolase (1)
Hydantoinase B/oxoprolinase (1)
Hydantoinase/oxoprolinase (1)
Hydantoinaseoxoprolinase, N-terminal (1)
Hydrogenase expression/formation protein HypE (2)
Hydrogenase nickel incorporation protein HypA/HybF (1)
Hydroxymethylglutaryl-CoA reductase, class I, catalytic (1)
Hydroxymethylglutaryl-CoA reductase, class I/II, NAD/NADP-binding (1)
Hydroxymethylglutaryl-CoA reductase, class I/II, catalytic (1)
Hydroxymethylglutaryl-CoA reductase, class I/II, substrate-binding (1)

I
IMP biosynthesis enzyme PurP, C-terminal (2)
IMP biosynthesis enzyme PurP, N-terminal (2)
Imidazole glycerol phosphate synthase, glutamine amidotransferase subunit H (1)
Imidazole glycerol phosphate synthase, subunit H (1)
Imidazoleglycerol-phosphate dehydratase (1)
Imidazoleglycerol-phosphate dehydratase, conserved site (1)
Immunoglobulin E-set (1)
Immunoglobulin-like fold (2)
Indole-3-glycerol phosphate synthase (1)
Indole-3-glycerol phosphate synthase, conserved site (1)
Initiation factor 2B alpha/beta/delta (1)
Initiation factor 2B related (1)
Initiation factor eIF2 gamma, C-terminal (1)
Inorganic pyrophosphatase (1)
Inosine/uridine-preferring nucleoside hydrolase (2)
Inosine/uridine-preferring nucleoside hydrolase, conserved site (1)
Inositol monophosphatase (1)
Insertion element protein (9)
Integrase, Lambda-type, N-terminal (1)
Integrase, catalytic core, phage (6)
Integrase-like, catalytic core, phage (6)
Iron dependent repressor (2)
Isochorismatase-like (2)
Isocitrate dehydrogenase NADP-dependent, prokaryotic (1)
Isocitrate lyase/phosphorylmutase (1)
Isocitrate lyase/phosphorylmutase, conserved site (1)
Isocitrate/isopropylmalate dehydrogenase (2)
Isocitrate/isopropylmalate dehydrogenase, conserved site (1)
Isoleucyl-tRNA synthetase, class Ia (1)
Isoleucyl-tRNA synthetase, class Ia, N-terminal (1)
Isopentenyl-diphosphate delta-isomerase, FMN-dependent (1)
Isoprenylcysteine carboxyl methyltransferase (1)
Isopropylmalate/citramalate/homocitrate synthase (1)
Isopropylmalate/isohomocitrate dehydrogenase (1)

K

L
L-Aspartase-like (3)
L-asparaginase, type I (1)
L-lactate/malate dehydrogenase (1)
Lactate dehydrogenase/glycoside hydrolase, family 4, C-terminal (1)
Lactate utilization protein B/C (1)
Lactate/malate dehydrogenase, C-terminal (1)
Lactate/malate dehydrogenase, N-terminal (1)
Lambda repressor-like, DNA-binding (5)
Leucyl-tRNA synthetase, class Ia, archaeal/eukaryotic cytosolic (1)
Lhr-like ATP-dependent RNA helicase, predicted (3)
Like-Sm ribonucleoprotein (LSM) domain (2)
Like-Sm ribonucleoprotein (LSM) domain, eukaryotic/archaea-type (2)
Like-Sm ribonucleoprotein (LSM)-related domain (5)
LisH dimerisation motif (1)
Low-density lipoprotein receptor, class B (YWTD) repeat (1)
Lysine biosynthesis enzyme LysX (2)
Lysine exporter protein (LYSE/YGGA) (1)
Lysyl-tRNA synthetase, class II (1)
Lysyl-tRNA synthetase, class II, C-terminal (1)

M
MIT (1)
MOFRL (1)
Magnesium-dependent phosphatase-1 (1)
Major facilitator superfamily MFS-1 (34)
Major facilitator superfamily, enterobactin exporter EntS (1)
Major facilitator superfamily, general substrate transporter (50)
Malate/L-lactate dehydrogenase (1)
Malic enzyme, N-terminal (2)
Malic enzyme, NAD-binding (2)
Malto-oligosyltrehalose synthase (1)
Malto-oligosyltrehalose synthase, C-terminal (1)
Malto-oligosyltrehalose trehalohydrolase, C-terminal (1)
Mandelate racemase/muconate lactonizing enzyme, C-terminal (4)
Mandelate racemase/muconate lactonizing enzyme, N-terminal (3)
Mandelate racemase/muconate lactonizing enzyme, conserved site (1)
Manganese/iron superoxide dismutase (1)
Manganese/iron superoxide dismutase, C-terminal (1)
Manganese/iron superoxide dismutase, N-terminal (1)
Manganese/iron superoxide dismutase, binding site (1)
MaoC-like dehydratase (2)
Maritimacin/linocin-M18 bacteriocin protein (1)
Mechanosensitive ion channel MscS (2)
Mechanosensitive ion channel MscS, transmembrane-2 (2)
Membrane transport protein MMPL type (3)
Mercuric reductase (5)
Mercuric reductase MerA (1)
Metal-dependent hydrolase, composite domain (9)
Metal-dependent phosphohydrolase, HD domain (6)
Metal-dependent phosphohydrolase, HD subdomain (5)
Metalloenzyme (1)
Metallophosphoesterase (7)
Methionine synthase, vitamin-B12 independent (1)
Methionyl-tRNA synthetase, class Ia (1)
Methionyl-tRNA synthetase, class Ia, N-terminal (1)
Methionyl-tRNA synthetase, class Ia, beta subunit, C-terminal (1)
Methylated-DNA-[protein]-cysteine S-methyltransferase, DNA binding (1)
Methylated-DNA-[protein]-cysteine S-methyltransferase, active site (1)
Methylisocitrate lyase (1)
Methylmalonate-semialdehyde dehydrogenase (1)
Methylmalonyl-CoA epimerase (1)
Methylmalonyl-CoA mutase, C-terminal (1)
Methylmalonyl-CoA mutase, alpha chain, catalytic (1)
Methylmalonyl-CoA mutase, alpha/beta chain, catalytic (1)
Methylthioadenosine phosphorylase (1)
Methylthiotransferase (1)
Methylthiotransferase, N-terminal (1)
Methyltransferase FkbM (2)
Methyltransferase small (3)
Methyltransferase type 11 (8)
Mevalonate kinase (1)
Mevalonate/galactokinase (1)
MiaB-like tRNA modifying enzyme, archaeal-type (1)
MmgE/PrpD (1)
MoaA/nifB/pqqE, iron-sulphur binding, conserved site (2)
MoaD, archaeal (1)
MoeA, C-terminal, domain IV (2)
MoeA, N-terminal and linker domain (2)
MoeZ/MoeB (1)
Molybdate/tungstate binding (2)
Molybdenum cofactor biosynthesis protein A, archaea (1)
Molybdenum cofactor biosynthesis protein MoaB (1)
Molybdenum cofactor biosynthesis, MoeB (1)
Molybdenum cofactor biosynthesis, conserved site (1)
Molybdenum cofactor synthesis (3)
Molybdenum cofactor synthesis C-terminal (1)
Molybdopterin binding (4)
Molybdopterin biosynthesis MoaE (1)
Molybdopterin cofactor biosynthesis C (MoaC) domain (1)
Molybdopterin dehydrogenase, FAD-binding (3)
Molybdopterin oxidoreductase (3)
Molybdopterin oxidoreductase, Fe4S4 domain (2)
Molybdopterin oxidoreductase, prokaryotic, conserved site (1)
Molybdopterin synthase/thiamin biosynthesis sulphur carrier, beta-grasp (3)
Molybdopterin-guanine dinucleotide biosynthesis protein B (MobB), conserved domain (1)
Molydopterin dinucleotide-binding domain (3)
Muconolactone delta-isomerase (1)
Multicopper oxidase, copper-binding site (3)
Multiple antibiotic resistance (MarC)-related (1)
Myo-inositol-1-phosphate synthase (2)
Myo-inositol-1-phosphate synthase, GAPDH-like (2)

N
N-(5'phosphoribosyl)anthranilate isomerase (PRAI) (1)
N-acetyl-gamma-glutamyl-phosphate reductase (1)
N-acetyl-ornithine/N-acetyl-lysine deacetylase (1)
N-acetylglucosamine-6-phosphate deacetylase (1)
N-acetylglucosaminyl phosphatidylinositol deacetylase (1)
N-acetylglutamate kinase (1)
N2,N2-dimethylguanosine tRNA methyltransferase (1)
NAD synthase (1)
NAD(P)-binding domain (60)
NAD-dependent epimerase/dehydratase (4)
NAD-dependent histone deacetylase, silent information regulator Sir2 (1)
NAD/GMP synthase (2)
NADH (or F420H2) dehydrogenase, subunit C (1)
NADH-quinone oxidoreductase, chain I (1)
NADH-quinone oxidoreductase, subunit D (1)
NADH:flavin oxidoreductase/NADH oxidase, N-terminal (1)
NADH:ubiquinone oxidoreductase, 20kDa subunit (1)
NADH:ubiquinone oxidoreductase, 30kDa subunit (1)
NADH:ubiquinone oxidoreductase, 49kDa subunit, conserved site (1)
NADH:ubiquinone oxidoreductase, chain 5 (1)
NADH:ubiquinone oxidoreductase, subunit 1 (1)
NADH:ubiquinone oxidoreductase, subunit G, iron-sulphur binding (1)
NADH:ubiquinone oxidoreductase-like, 20kDa subunit (1)
NADH:ubiquinone/plastoquinone oxidoreductase (2)
NADH:ubiquinone/plastoquinone oxidoreductase, chain 6 (1)
NADH:ubiquinone/quinone oxidoreductase, chain 4L (1)
NADP oxidoreductase, coenzyme F420-dependent (1)
NADPH-dependent FMN reductase (1)
NB-ARC (1)
NMD3 (1)
NOSIC (1)
NTP pyrophosphohydrolase MazG, putative catalytic core (1)
NUDIX hydrolase (1)
NUDIX hydrolase domain (4)
NUDIX hydrolase domain-like (4)
NUDIX hydrolase, conserved site (3)
Nascent polypeptide-associated complex NAC (1)
Natural resistance-associated macrophage protein (1)
Nickel/cobalt transporter, high-affinity (1)
Nickel/cobalt transporter, high-affinity, bacteria (1)
Nicotinamide mononucleotide adenylyltransferase, C-terminal (1)
Nicotinamide-nucleotide adenylyltransferase, archaeal type (1)
Nicotinate phosphoribosyltransferase-related (1)
Nicotinate-nucleotide pyrophosphorylase (1)
Nicotinate-nucleotide-dimethylbenzimidazole phosphoribosyltransferase, putative (1)
Nicotinate-nucleotide-dimethylbenzimidazole phosphoribosyltransferase-like, core (1)
Nitrilase/cyanide hydratase and apolipoprotein N-acyltransferase (5)
Nitrite/sulphite reductase 4Fe-4S domain (1)
Nitrite/sulphite reductase, hemoprotein beta-component, ferrodoxin-like (1)
Nitrogen regulatory PII-like, alpha/beta (2)
Nitrogen regulatory protein PII/ATP phosphoribosyltransferase, C-terminal (1)
Nitroreductase-like (2)
Nodulation efficiency, NfeD (1)
Nop2p (1)
Nucleic acid binding, OB-fold, tRNA/helicase-type (3)
Nucleic acid-binding, OB-fold (13)
Nucleic acid-binding, OB-fold-like (14)
Nucleolar GTP-binding 1 (1)
Nucleoside diphosphate kinase, core (1)
Nucleoside phosphorylase (3)
Nucleoside phosphorylase, conserved site (1)
Nucleotide binding protein, PINc (10)
Nucleotide-binding, alpha-beta plait (2)
Nucleotidyl transferase (7)
Nucleotidyltransferase (25)
Nucleotidyltransferase, class I, C-terminal-like (1)
NurA domain (5)
NusA protein, KH region-containing, archaeal (1)

O

P
PDZ/DHR/GLGF (3)
PEP-utilising enzyme (1)
PEP-utilising enzyme, mobile domain (1)
PEP-utilising enzyme, mobile region, conserved site (1)
PHP, C-terminal (1)
PKD/Chitinase domain (1)
PLC-like phosphodiesterase, TIM beta/alpha-barrel domain (1)
PP-loop (2)
ParB-like nuclease (4)
Parallel beta-helix repeat (1)
PdxT/SNO family, conserved site (1)
Peptidase A24A, prepilin type IV (1)
Peptidase A24B, preflagellin, C-terminal (1)
Peptidase A5, thermopsin (5)
Peptidase C56, PfpI (1)
Peptidase M1, membrane alanine aminopeptidase, N-terminal (2)
Peptidase M19, renal dipeptidase (1)
Peptidase M20 (5)
Peptidase M20, dimerisation (5)
Peptidase M22, glycoprotease (1)
Peptidase M22, glycoprotease, subgroup (1)
Peptidase M24, methionine aminopeptidase (1)
Peptidase M24, structural domain (3)
Peptidase M24A, methionine aminopeptidase, subfamily 2 (1)
Peptidase M24A, methionine aminopeptidase, subfamily 2, binding site (1)
Peptidase M24B, X-Pro dipeptidase/aminopeptidase P, conserved site (2)
Peptidase M28 (1)
Peptidase M32, carboxypeptidase Taq metallopeptidase (1)
Peptidase M48 (6)
Peptidase M50 (2)
Peptidase M50, mammalian sterol-regulatory element binding protein (1)
Peptidase M54, archaemetzincin (1)
Peptidase M54, archaemetzincin, archaeal/bacterial (1)
Peptidase M61 (1)
Peptidase S1/S6, chymotrypsin/Hap (1)
Peptidase S1C, HrtA/DegP2/Q/S (1)
Peptidase S26B, eukaryotic signal peptidase (1)
Peptidase S41 (1)
Peptidase S53, physarolisin II, archaeal-type (4)
Peptidase S53, propeptide (5)
Peptidase S54, rhomboid (1)
Peptidase S8/S53, subtilisin, active site (4)
Peptidase S8/S53, subtilisin/kexin/sedolisin (5)
Peptidase S9A, oligopeptidase, N-terminal beta-propeller (1)
Peptidase S9A, prolyl oligopeptidase (1)
Peptidase T1A, proteasome beta-subunit (2)
Peptidase T1A, proteasome beta-subunit, archaeal (2)
Peptidase T2, asparaginase 2 (1)
Peptidase U32 (1)
Peptidase U62, modulator of DNA gyrase (5)
Peptidase aspartic, AF0612 (1)
Peptide chain release factor eRF1/aRF1 (1)
Peptide-N4-(N-acetyl-beta-glucosaminyl)asparagine amidase A (1)
Peptidyl-prolyl cis-trans isomerase, FKBP-type (1)
Peptidyl-tRNA hydrolase, PTH2 (1)
Periplasmic binding protein (2)
Permease, cytosine/purines, uracil, thiamine, allantoin (2)
Peroxiredoxin, C-terminal (2)
Peroxiredoxin, OsmC-like protein (2)
Phage SPO1 DNA polymerase-related protein (1)
Phage/plasmid primase, P4, C-terminal (2)
Phenylacetic acid degradation-related protein (2)
Phenylacrylic acid decarboxylase (1)
Phenylalanyl-tRNA synthetase alpha chain (1)
Phenylalanyl-tRNA synthetase, B3/B4 (1)
Phenylalanyl-tRNA synthetase, class IIc, alpha subunit (1)
Phenylalanyl-tRNA synthetase, class IIc, beta subunit, archae/euk cytosolic (1)
PhoH-like protein (1)
PhoU (2)
Phosphate transporter (1)
Phosphate-starvation-inducible E-like (1)
Phosphatidic acid phosphatase type 2/haloperoxidase (1)
Phosphatidic acid phosphatase/chloroperoxidase, N-terminal (1)
Phosphatidylethanolamine-binding protein PEBP (1)
Phospho-2-dehydro-3-deoxyheptonate aldolase, subtype 2 (1)
Phosphoadenosine phosphosulphate reductase (1)
Phosphoadenosine phosphosulphate reductase CysH-type (1)
Phosphoenolpyruvate carboxykinase, C-terminal (1)
Phosphoenolpyruvate carboxykinase, GTP-utilising (1)
Phosphoenolpyruvate carboxykinase, N-terminal (1)
Phosphoenolpyruvate carboxylase, C-terminal region (1)
Phosphoenolpyruvate carboxylase_subgroup (1)
Phosphoenolpyruvate synthase (1)
Phosphoesterase, DHHA1 (1)
Phosphoesterase, HXTX (1)
Phosphoesterase, RecJ-like (1)
Phosphoglycerate kinase (1)
Phosphoglycerate kinase, N-terminal (1)
Phosphoglycerate kinase, conserved site (1)
Phosphohistidine phosphatase SixA, subgroup (1)
Phospholipase C, phosphatidylinositol-specific , X domain (2)
Phospholipase D/Transphosphatidylase (1)
Phosphomethylpyrimidine kinase (3)
Phosphomethylpyrimidine kinase type-1 (2)
Phosphomethylpyrimidine kinase type-2 (2)
Phosphoribosyl pyrophosphokinase (1)
Phosphoribosyl-AMP cyclohydrolase (1)
Phosphoribosyl-ATP pyrophosphohydrolase (1)
Phosphoribosyl-ATP pyrophosphohydrolase-like (1)
Phosphoribosylaminoimidazole carboxylase, ATPase subunit (1)
Phosphoribosylformylglycinamidine cyclo-ligase (1)
Phosphoribosylformylglycinamidine synthase I (1)
Phosphoribosylformylglycinamidine synthase II (1)
Phosphoribosylformylglycinamidine synthetase, PurS subunit (1)
Phosphoribosylglycinamide formyltransferase 2 (1)
Phosphoribosylglycinamide synthetase (1)
Phosphoribosylglycinamide synthetase, ATP-grasp (A) domain (1)
Phosphoribosylglycinamide synthetase, C-domain (1)
Phosphoribosylglycinamide synthetase, N-domain (1)
Phosphoribosyltransferase (8)
Photosystem I assembly BtpA (1)
PilT protein, N-terminal (25)
Pirin (1)
Pirin, C-terminal (1)
Pirin, N-terminal (1)
Plasmid pRiA4b ORF-3-like (1)
Plasmid regulator, Sulfolobaceae (3)
Plasmid stabilisation system (2)
Polymerase/histidinol phosphatase, N-terminal (1)
Polymerase/histidinol phosphatase-like (2)
Polynucleotidyl transferase, ribonuclease H fold (11)
Polyprenyl synthetase (2)
Polysaccharide biosynthesis protein (1)
Polysulphide reductase, NrfD (1)
Porphobilinogen deaminase, C-terminal domain (1)
Porphobilinogen deaminase, N-terminal (1)
Porphobilinogen deaminase, dipyrromethane cofactor binding site (1)
Post-segregation antitoxin CcdA (2)
Ppx/GppA phosphatase (1)
Pre-ATP-grasp fold (5)
Pre-mRNA processing ribonucleoprotein, snoRNA-binding domain (1)
PreATP-grasp-like fold (7)
Predicted P-loop ATP-binding protein, VCA0200 (1)
Predicted nickel metalloenzyme maturation factor, AIR synthase-related (1)
Predicted nucleotidyltransferase (1)
Predicted transcriptional regulator, AF1742 type (1)
Prefoldin (3)
Prefoldin alpha subunit (1)
Prefoldin alpha-like (1)
Prefoldin beta-like (1)
Prefoldin, beta subunit (1)
Prephenate dehydratase (1)
Prephenate dehydrogenase (1)
Preprotein translocase Sec, Sec61-beta subunit (1)
Probable translation factor pelota (1)
Proliferating cell nuclear antigen, PCNA (3)
Prolyl-tRNA synthetase, class II (1)
Prolyl-tRNA synthetase, class II, C-terminal (1)
Prolyl-tRNA synthetase, class IIa, conserved region (1)
Prolyl-tRNA synthetase, class IIa, prokaryotic-type (1)
Proteasome assembly chaperone 2 (2)
Proteasome, alpha subunit, archaeal (1)
Proteasome, alpha-subunit, conserved site (1)
Proteasome, beta-type subunit, conserved site (2)
Proteasome, subunit alpha/beta (3)
Protein kinase, ATP binding site (6)
Protein kinase, catalytic domain (10)
Protein kinase-like domain (13)
Protein of unknown function DUF0286 (2)
Protein of unknown function DUF1028 (1)
Protein of unknown function DUF1059 (1)
Protein of unknown function DUF115 (1)
Protein of unknown function DUF1152 (1)
Protein of unknown function DUF1177 (1)
Protein of unknown function DUF123 (1)
Protein of unknown function DUF124 (1)
Protein of unknown function DUF125, transmembrane (3)
Protein of unknown function DUF1286 (3)
Protein of unknown function DUF131 (2)
Protein of unknown function DUF137 (1)
Protein of unknown function DUF1404 (5)
Protein of unknown function DUF1464 (1)
Protein of unknown function DUF151 (1)
Protein of unknown function DUF1512 (1)
Protein of unknown function DUF1610 (1)
Protein of unknown function DUF1614 (1)
Protein of unknown function DUF1626 (2)
Protein of unknown function DUF1634 (2)
Protein of unknown function DUF1641 (4)
Protein of unknown function DUF171 (1)
Protein of unknown function DUF178 (1)
Protein of unknown function DUF1947 (1)
Protein of unknown function DUF1955 (1)
Protein of unknown function DUF1998 (1)
Protein of unknown function DUF202 (1)
Protein of unknown function DUF2070, membrane (1)
Protein of unknown function DUF211 (1)
Protein of unknown function DUF2122, RecB-family nuclease-related (1)
Protein of unknown function DUF214, permase predicted (1)
Protein of unknown function DUF217 (2)
Protein of unknown function DUF2173 (1)
Protein of unknown function DUF2175 (1)
Protein of unknown function DUF2192 (1)
Protein of unknown function DUF2203 (1)
Protein of unknown function DUF2204 (1)
Protein of unknown function DUF2250 (2)
Protein of unknown function DUF2299 (2)
Protein of unknown function DUF265 (1)
Protein of unknown function DUF302 (1)
Protein of unknown function DUF304, transmembrane flanked domain, bacterial (1)
Protein of unknown function DUF309 (1)
Protein of unknown function DUF3116 (1)
Protein of unknown function DUF3211 (3)
Protein of unknown function DUF324 (8)
Protein of unknown function DUF3311 (2)
Protein of unknown function DUF340, prokaryotic membrane (1)
Protein of unknown function DUF343 (1)
Protein of unknown function DUF3501 (1)
Protein of unknown function DUF357 (1)
Protein of unknown function DUF359 (1)
Protein of unknown function DUF364 (2)
Protein of unknown function DUF367 (1)
Protein of unknown function DUF371 (1)
Protein of unknown function DUF373 (1)
Protein of unknown function DUF395, YeeE/YedE (1)
Protein of unknown function DUF402 (1)
Protein of unknown function DUF403, bacteria (1)
Protein of unknown function DUF404, bacteria N-terminal (1)
Protein of unknown function DUF407 (1)
Protein of unknown function DUF424 (1)
Protein of unknown function DUF429, subgroup (1)
Protein of unknown function DUF434 (1)
Protein of unknown function DUF447 (1)
Protein of unknown function DUF46 (1)
Protein of unknown function DUF460 (1)
Protein of unknown function DUF488 (2)
Protein of unknown function DUF54 (2)
Protein of unknown function DUF59 (3)
Protein of unknown function DUF6, transmembrane (6)
Protein of unknown function DUF61 (1)
Protein of unknown function DUF62 (1)
Protein of unknown function DUF650, archaea N-terminal (2)
Protein of unknown function DUF651, archaea C-terminal (2)
Protein of unknown function DUF655 (1)
Protein of unknown function DUF701, zinc-binding putative (1)
Protein of unknown function DUF71, ATP-binding domain (1)
Protein of unknown function DUF711 (2)
Protein of unknown function DUF72 (2)
Protein of unknown function DUF763 (1)
Protein of unknown function DUF77 (1)
Protein of unknown function DUF790, endonuclease-like (1)
Protein of unknown function DUF81 (4)
Protein of unknown function DUF814 (1)
Protein of unknown function DUF82 (1)
Protein of unknown function DUF84 (1)
Protein of unknown function DUF853, nucleotide triphosphate hydrolase, putative (1)
Protein of unknown function DUF86 (1)
Protein of unknown function DUF87 (10)
Protein of unknown function DUF871, prokaryotic (1)
Protein of unknown function DUF911, endonuclease-like (2)
Protein of unknown function DUF929 (6)
Protein of unknown function DUF95, transmembrane (2)
Protein of unknown function DUF973 (9)
Protein of unknown function DUF981 (1)
Protein of unknown function DUF99 (1)
Protein of unknown function DUF998 (2)
Protein of unknown function Met10 (3)
Protein of unknown function, ATP binding (1)
Protein synthesis factor, GTP-binding (5)
Protein translocase SEC61 complex gamma subunit (1)
Protein-L-isoaspartate(D-aspartate) O-methyltransferase (3)
Protein-tyrosine phosphatase, active site (1)
Protein-tyrosine phosphatase, catalytic (1)
Protein-tyrosine phosphatase, receptor/non-receptor type (1)
Proteinase inhibitor, propeptide (3)
Protohaem IX farnesyltransferase (1)
Pseudouridine synthase II, TruB, N-terminal (1)
Pseudouridine synthase, TruD (1)
Pseudouridine synthase, TruD, insertion domain (1)
Pseudouridine synthase, catalytic domain (2)
Pseudouridine synthase/archaeosine transglycosylase (3)
Pseudouridine synthase/archaeosine transglycosylase-like (4)
Pterin-binding (1)
PurM, N-terminal-like (6)
Purine phosphorylase, family 2, conserved site (1)
Putative DNA binding domain (6)
Putative RNA methylase (1)
Putative agmatinase (1)
Putative condensing enzyme FabH-related (1)
Putative esterase (1)
Putative methylase (1)
Putative peptidoglycan binding (1)
Putative translation initiation factor, aIF-2BI/5-methylthioribose-1-phosphate isomerase (1)
Putitive phosphate transport regulator (1)
Pyridine nucleotide-disulphide oxidoreductase, NAD-binding region (11)
Pyridine nucleotide-disulphide oxidoreductase, class I, active site (4)
Pyridine nucleotide-disulphide oxidoreductase, class-II (6)
Pyridine nucleotide-disulphide oxidoreductase, class-II, active site (1)
Pyridine nucleotide-disulphide oxidoreductase, dimerisation (7)
Pyridoxal phosphate-dependent enzyme, beta subunit (6)
Pyridoxal phosphate-dependent transferase, major domain (16)
Pyridoxal phosphate-dependent transferase, major region, subdomain 1 (16)
Pyridoxal phosphate-dependent transferase, major region, subdomain 2 (2)
Pyrrolo-quinoline quinone beta-propeller repeat (3)
Pyrrolo-quinoline quinone repeat (2)
Pyruvate carboxyltransferase (3)
Pyruvate flavodoxin/ferredoxin oxidoreductase, N-terminal (5)
Pyruvate kinase (1)
Pyruvate kinase, C-terminal-like (1)
Pyruvate kinase, active site (1)
Pyruvate kinase, alpha/beta (1)
Pyruvate kinase, barrel (1)
Pyruvate kinase, beta-barrel-like (1)
Pyruvate phosphate dikinase, PEP/pyruvate-binding (2)
Pyruvate-flavodoxin oxidoreductase, central domain (5)
Pyruvate-formate lyase-activating enzyme, predicted (1)
Pyruvate/Phosphoenolpyruvate kinase, catalytic core (6)
Pyruvate/ketoisovalerate oxidoreductase, catalytic domain (5)

Q

R
RIO kinase (1)
RIO kinase, conserved site (2)
RIO-like kinase (2)
RIO2 kinase, winged helix, N-terminal (1)
RNA 3'-terminal phosphate cyclase, insert domain (1)
RNA 3'-terminal phosphate cyclase, subgroup (1)
RNA 3'-terminal phosphate cyclase-like (1)
RNA 3'-terminal phosphate cyclase-like, conserved site (1)
RNA 3'-terminal phosphate cyclase/enolpyruvate transferase, alpha/beta (2)
RNA helicase, DEAD-box type, Q motif (3)
RNA ligase/cyclic nucleotide phosphodiesterase (1)
RNA methyltransferase TrmH, group 1 (1)
RNA polymerase II, Rpb4 (1)
RNA polymerase Rbp10 (1)
RNA polymerase Rpb1, domain 1 (1)
RNA polymerase Rpb1, domain 3 (1)
RNA polymerase Rpb1, domain 4 (1)
RNA polymerase Rpb1, domain 5 (2)
RNA polymerase Rpb2, domain 2 (1)
RNA polymerase Rpb2, domain 3 (1)
RNA polymerase Rpb2, domain 4 (1)
RNA polymerase Rpb2, domain 5 (1)
RNA polymerase Rpb2, domain 7 (1)
RNA polymerase Rpb6 (1)
RNA polymerase Rpb7, N-terminal (1)
RNA polymerase Rpc34 (1)
RNA polymerase Rpo13 subunit HTH domain (1)
RNA polymerase sigma factor, region 3/4 (1)
RNA polymerase subunit, RPB6/omega (1)
RNA polymerase, N-terminal (1)
RNA polymerase, alpha subunit (1)
RNA polymerase, beta subunit, conserved site (1)
RNA polymerase, beta subunit, protrusion (1)
RNA polymerase, subunit H/Rpb5 C-terminal (1)
RNA polymerase, subunit H/Rpb5, conserved site (1)
RNA polymerases, N/8kDa subunit (1)
RNA polymerases, subunit N, zinc binding site (1)
RNA-binding S4 (2)
RNA-binding, CRM domain (1)
RNA-binding, FAU-1 (1)
RNA-metabolising metallo-beta-lactamase (2)
RNAse P, Rpr2/Rpp21 subunit (1)
RNase L inhibitor RLI, possible metal-binding domain (2)
RNase P subunit p30 (1)
Rad50 zinc hook (1)
Radical SAM (23)
Raffinose synthase (1)
RecF/RecN/SMC protein, N-terminal (2)
Recombinase, conserved site (5)
Regulator of K+ conductance, C-terminal (1)
Regulator of K+ conductance, N-terminal (2)
Replication factor C (1)
Replication protein A, C-terminal (1)
Resolvase, Holliday junction-type (1)
Resolvase, Holliday junction-type, archaeal (1)
Resolvase, N-terminal (5)
Restriction endonuclease, type I, R subunit/Type III, Res subunit (2)
Restriction endonuclease, type II-like, core (2)
Reverse gyrase (2)
Rhodanese-like (3)
Ribbon-helix-helix (7)
Riboflavin kinase, CTP-dependent, archaeal (1)
Riboflavin synthase, archaeal (1)
Ribokinase (2)
Ribokinase, bacterial (1)
Ribonuclease H (1)
Ribonuclease H2, subunit A (1)
Ribonuclease HII/HIII (1)
Ribonuclease P, protein component 4 (1)
Ribonuclease P-related (1)
Ribonuclease P/MRP, subunit p29, eukaryotic/archaeal (1)
Ribonuclease Z (1)
Ribonucleoside-diphosphate reductase, adenosylcobalamin-dependent (1)
Ribonucleotide reductase R1 subunit, N-terminal (1)
Ribonucleotide reductase large subunit, C-terminal (1)
Ribonucleotide reductase large subunit, N-terminal (1)
Ribose 5-phosphate isomerase, type A (1)
Ribosomal L11 methyltransferase (2)
Ribosomal RNA adenine methylase transferase (1)
Ribosomal RNA adenine methylase transferase, N-terminal (1)
Ribosomal S11, conserved site (1)
Ribosomal S24e conserved site (1)
Ribosomal biogenesis, methyltransferase, EMG1/NEP1 (1)
Ribosomal protein 60S (1)
Ribosomal protein HS6 (1)
Ribosomal protein L1 (1)
Ribosomal protein L1, 3-layer alpha/beta-sandwich (1)
Ribosomal protein L10 (1)
Ribosomal protein L10e (1)
Ribosomal protein L10e, conserved site (1)
Ribosomal protein L10e/L16 (1)
Ribosomal protein L11 (1)
Ribosomal protein L11, C-terminal domain (1)
Ribosomal protein L11, N-terminal domain (1)
Ribosomal protein L11, conserved site (1)
Ribosomal protein L12, archaea (1)
Ribosomal protein L13 (1)
Ribosomal protein L13, eukaryotic/archaeal (1)
Ribosomal protein L13e (1)
Ribosomal protein L13e, conserved site (1)
Ribosomal protein L14 (1)
Ribosomal protein L14 conserved site (1)
Ribosomal protein L14P (1)
Ribosomal protein L14b/L23e (1)
Ribosomal protein L15, conserved site (1)
Ribosomal protein L15e (1)
Ribosomal protein L15e, conserved site (1)
Ribosomal protein L18/L5 (1)
Ribosomal protein L18ae/LX (1)
Ribosomal protein L18e, conserved site (1)
Ribosomal protein L18e/L15 (2)
Ribosomal protein L19/L19e (1)
Ribosomal protein L19/L19e, domain 1 (1)
Ribosomal protein L19/L19e, domain 3 (1)
Ribosomal protein L2 (1)
Ribosomal protein L2, domain 3 (1)
Ribosomal protein L21e (1)
Ribosomal protein L21e, conserved site (1)
Ribosomal protein L22/L17 (1)
Ribosomal protein L22/L17, conserved site (1)
Ribosomal protein L22/L17, eukaryotic/archaeal (1)
Ribosomal protein L23 (1)
Ribosomal protein L23/L15e, core (2)
Ribosomal protein L23/L25, conserved site (1)
Ribosomal protein L24, SH3-like (1)
Ribosomal protein L24e (1)
Ribosomal protein L25/Gln-tRNA synthetase, anti-codon-binding domain (1)
Ribosomal protein L25/L23 (1)
Ribosomal protein L26, eukaryotic/archaeal (1)
Ribosomal protein L26e, archaeal (1)
Ribosomal protein L29 (1)
Ribosomal protein L29, conserved site (1)
Ribosomal protein L3 (1)
Ribosomal protein L3, archaeal (1)
Ribosomal protein L3, conserved site (1)
Ribosomal protein L30, archaeal (1)
Ribosomal protein L30, ferredoxin-like fold domain (1)
Ribosomal protein L30e (1)
Ribosomal protein L30p/L7e, conserved region (1)
Ribosomal protein L31e (1)
Ribosomal protein L32e (1)
Ribosomal protein L32e, conserved site (1)
Ribosomal protein L34e (1)
Ribosomal protein L34e, conserved site (1)
Ribosomal protein L37ae (1)
Ribosomal protein L37ae/L37e, N-terminal domain (2)
Ribosomal protein L37e (1)
Ribosomal protein L37e, conserved site (1)
Ribosomal protein L39e (1)
Ribosomal protein L39e, conserved site (1)
Ribosomal protein L4/L1e (1)
Ribosomal protein L4/L1e, eukaryotic/archaeal, conserved site (1)
Ribosomal protein L40e (1)
Ribosomal protein L44e (1)
Ribosomal protein L4P (1)
Ribosomal protein L5 (1)
Ribosomal protein L5, conserved site (1)
Ribosomal protein L6 (1)
Ribosomal protein L6, alpha-beta domain (1)
Ribosomal protein L6, conserved site-2 (1)
Ribosomal protein L6P, archaea (1)
Ribosomal protein L7Ae conserved site (1)
Ribosomal protein L7Ae/L30e/S12e/Gadd45 (2)
Ribosomal protein L7Ae/L8/Nhp2 family (1)
Ribosomal protein LX (1)
Ribosomal protein S1, RNA binding domain (4)
Ribosomal protein S10 (1)
Ribosomal protein S10, conserved site (1)
Ribosomal protein S10, eukaryotic/archaeal (1)
Ribosomal protein S11 (1)
Ribosomal protein S11, archaeal (1)
Ribosomal protein S12/S23 (1)
Ribosomal protein S13 (1)
Ribosomal protein S13, archaeal (1)
Ribosomal protein S13, conserved site (1)
Ribosomal protein S13-like, H2TH (2)
Ribosomal protein S13/S15, N-terminal (1)
Ribosomal protein S14 (1)
Ribosomal protein S14, conserved site (1)
Ribosomal protein S15 (1)
Ribosomal protein S15, eukaryotic/archaeal (1)
Ribosomal protein S17 (1)
Ribosomal protein S17, archaeal (1)
Ribosomal protein S17e (1)
Ribosomal protein S17e, conserved site (1)
Ribosomal protein S19 conserved site (1)
Ribosomal protein S19/S15 (1)
Ribosomal protein S19e (1)
Ribosomal protein S2 (1)
Ribosomal protein S2, conserved site (1)
Ribosomal protein S2, eukaryotic/archaeal (1)
Ribosomal protein S23, eukaryotic/archaeal (1)
Ribosomal protein S24e (1)
Ribosomal protein S25 (1)
Ribosomal protein S26e (1)
Ribosomal protein S27a (1)
Ribosomal protein S27e (1)
Ribosomal protein S28e (1)
Ribosomal protein S3, C-terminal (1)
Ribosomal protein S3, conserved site (1)
Ribosomal protein S3, eukaryotic/archaeal (1)
Ribosomal protein S30 (1)
Ribosomal protein S30Ae/sigma 54 modulation protein (1)
Ribosomal protein S3Ae (1)
Ribosomal protein S4, conserved site (1)
Ribosomal protein S4/S9, eukaryotic/archaeal (1)
Ribosomal protein S4e (1)
Ribosomal protein S4e, N-terminal (1)
Ribosomal protein S4e, central (1)
Ribosomal protein S5 domain 2-type fold (14)
Ribosomal protein S5 domain 2-type fold, subgroup (9)
Ribosomal protein S5, C-terminal (1)
Ribosomal protein S5, N-terminal (1)
Ribosomal protein S5, N-terminal, conserved site (1)
Ribosomal protein S5, eukaryotic/archaeal (1)
Ribosomal protein S6e (1)
Ribosomal protein S6e, conserved site (1)
Ribosomal protein S7 (1)
Ribosomal protein S7, conserved site (1)
Ribosomal protein S7, eukaryotic/archaeal (1)
Ribosomal protein S8 (1)
Ribosomal protein S8e (1)
Ribosomal protein S8e, conserved site (1)
Ribosomal protein S8e/ribosomal biogenesis NSA2= (1)
Ribosomal protein S9 (1)
Ribosomal protein S9, archaeal (1)
Ribosomal protein S9, conserved site (1)
Ribosomal protein, zinc-binding domain (4)
Ribosomal-protein-alanine acetyltransferase (2)
Ribosome maturation protein SBDS (1)
Ribosome maturation protein SBDS, C-terminal (1)
Ribosome maturation protein SBDS, N-terminal (1)
Ribulose-phosphate binding barrel (9)
Rickettsia 17kDa surface antigen (1)
Rieske [2Fe-2S] iron-sulphur domain (8)
Rieske iron-sulphur protein SoxL2 (1)
Rieske iron-sulphur protein, C-terminal (1)
RmlC-like jelly roll fold (4)
Rossmann-like alpha/beta/alpha sandwich fold (28)
Rubrerythrin (1)
Rudiment single hybrid motif (3)
RuvA domain 2-like (1)

S
S-adenosyl-L-homocysteine hydrolase (1)
S-adenosyl-L-homocysteine hydrolase, NAD binding (1)
S-adenosyl-L-homocysteine hydrolase, conserved site (1)
S-adenosylmethionine decarboxylase proenzyme (2)
S-adenosylmethionine decarboxylase, bacterial/archaeal (2)
S-adenosylmethionine decarboxylase, core (2)
S-adenosylmethionine synthetase (MAT), archaea (1)
S1, IF1 type (1)
S15/NS1, RNA-binding (1)
S6 modification enzyme RimK (3)
SAF domain (1)
SAICAR synthetase (1)
SAICAR synthetase, conserved site (1)
SMAD/FHA domain (1)
SMP-30/Gluconolaconase/LRE-like region (2)
SNARE associated Golgi protein (1)
SNO glutamine amidotransferase (1)
SPP-like hydrolase, archaeal (2)
SUA5 (1)
SUF system FeS cluster assembly, SufB (1)
SUF system FeS cluster assembly, SufBD (2)
Sec-independent periplasmic protein translocase (1)
SecY protein (1)
Selenium-binding protein (1)
Selenoprotein, Rdx type (1)
Semialdehyde dehydrogenase, NAD-binding (3)
Semialdehyde dehydrogenase, dimerisation domain (3)
Senescence marker protein-30 (SMP-30) (2)
Serine hydroxymethyltransferase (1)
Serine hydroxymethyltransferase, pyridoxal phosphate binding site (1)
Serine/cysteine peptidase, trypsin-like (1)
Serine/threonine dehydratase, pyridoxal-phosphate-binding site (1)
Serine/threonine-protein kinase, active site (7)
Serine/threonine-protein kinase-like domain (8)
Serine/threonine-specific protein phosphatase/bis(5-nucleosyl)-tetraphosphatase (1)
Seryl-tRNA synthetase, class IIa (1)
Seryl-tRNA synthetase, class IIa, C-terminal (1)
Seryl-tRNA synthetase, class IIa, N-terminal (1)
Shikimate dehydrogenase substrate binding, N-terminal (1)
Shikimate kinase (1)
Shikimate kinase, archaea (1)
Short-chain dehydrogenase/reductase SDR (8)
Short-chain dehydrogenase/reductase, conserved site (1)
Signal recognition particle, SRP19 subunit (1)
Signal recognition particle, SRP54 subunit, GTPase (4)
Signal recognition particle, SRP54 subunit, M-domain (1)
Signal recognition particle, SRP54 subunit, helical bundle (1)
Single hybrid motif (4)
SirA-like (10)
Sirohaem synthase, N-terminal (1)
Six-bladed beta-propeller, TolB-like (3)
Six-hairpin glycosidase (5)
Six-hairpin glycosidase-like (12)
Sjogrens syndrome scleroderma autoantigen 1 (1)
Small GTP-binding protein (4)
Snf7 (1)
Sodium/calcium exchanger membrane region (1)
Sodium/solute symporter (2)
Spermine synthase (1)
Spo11/DNA topoisomerase VI, subunit A (1)
Spo11/DNA topoisomerase VI, subunit A, N-terminal (1)
Starch synthase, catalytic domain (1)
Stem cell self-renewal protein Piwi (1)
Sterol-sensing 5TM box (2)
Stomatin (1)
Sua5/YciO/YrdC, N-terminal (1)
Sua5/YciO/YrdC/YwlC (1)
Succinate dehydrogenase/fumarate reductase iron-sulphur protein (1)
Succinate dehydrogenase/fumarate reductase, flavoprotein subunit (1)
Succinyl-CoA ligase, alpha subunit (1)
Succinyl-CoA synthetase, beta subunit, conserved site (1)
Succinyl-CoA synthetase-like (3)
Sucrose-phosphate phosphatase (2)
Sugar fermentation stimulation protein (1)
Sugar isomerase (SIS) (4)
Sugar transporter, conserved site (14)
Sugar/inositol transporter (2)
Sulfocyanin (3)
Sulphate adenylyltransferase (1)
Sulphur oxygenase reductase (1)
Sulphur relay, DsrE/F-like protein (10)
Surface protein from Gram-positive cocci (1)

T
TATA-box binding (1)
TENA/THI-4 protein/Coenzyme PQQ biosynthesis protein C (4)
TGS (2)
TGS-like (2)
THUMP (2)
TIP49, C-terminal (1)
TM1410 hypothetical-related protein (1)
TPP-binding enzymes, conserved site (1)
TQO small subunit DoxA (1)
TQO small subunit DoxD (2)
TRASH (5)
Ta0938 (1)
Terpenoid synthase (2)
Tetracycline resistance protein, TetA (2)
Tetracycline resistance protein, TetB (1)
Tetrapyrrole biosynthesis, glutamate-1-semialdehyde aminotransferase (1)
Tetrapyrrole biosynthesis, glutamyl-tRNA reductase (1)
Tetrapyrrole biosynthesis, glutamyl-tRNA reductase, C-terminal (1)
Tetrapyrrole biosynthesis, glutamyl-tRNA reductase, N-terminal (1)
Tetrapyrrole biosynthesis, glutamyl-tRNA reductase, conserved site (1)
Tetrapyrrole biosynthesis, hydroxymethylbilane synthase (1)
Tetrapyrrole biosynthesis, porphobilinogen synthase (1)
Tetrapyrrole biosynthesis, uroporphyrinogen III synthase (1)
Tetrapyrrole methylase (7)
Tetrapyrrole methylase, subdomain 1 (7)
Tetrapyrrole methylase, subdomain 2 (4)
Tetratricopeptide TPR-1 (3)
Tetratricopeptide TPR2 (1)
Tetratricopeptide repeat (5)
Tetratricopeptide repeat-containing (5)
Tetratricopeptide-like helical (6)
Thermosome, archaeal (3)
ThiJ/PfpI (2)
Thiamin pyrophosphokinase, catalytic domain (1)
Thiamin/hydroxymethyl pyrimidine-binding protein-like, putative (1)
Thiamine biosynthesis Thi4 protein (1)
Thiamine biosynthesis protein (1)
Thiamine biosynthesis protein ThiC (1)
Thiamine biosynthesis protein, C-terminal (1)
Thiamine monophosphate synthase (1)
Thiamine pyrophosphate enzyme, C-terminal TPP-binding (8)
Thiamine pyrophosphate enzyme, N-terminal TPP-binding domain (4)
Thiamine pyrophosphate enzyme, central domain (3)
Thiamine-monophosphate kinase (1)
ThiamineS (2)
Thiazole biosynthesis (1)
Thioesterase superfamily (6)
Thiolase (8)
Thiolase, C-terminal (4)
Thiolase, N-terminal (3)
Thiolase, conserved site (1)
Thiolase-like (9)
Thiolase-like, subgroup (6)
Thioredoxin (2)
Thioredoxin domain (2)
Thioredoxin fold (12)
Thioredoxin reductase (1)
Thioredoxin, conserved site (2)
Thioredoxin-like (8)
Thioredoxin-like fold (13)
Thioredoxin-like subdomain (1)
Thiosulphate sulfurtransferase, conserved site (3)
Threonine dehydratase II (1)
Threonine synthase (1)
Threonyl-tRNA synthetase, class IIa (1)
Threonyl-tRNA synthetase, class IIa, conserved region (1)
Threonyl-tRNA synthetase, editing domain, archaea (1)
Threonyl/alanyl tRNA synthetase, SAD (2)
Threonyl/alanyl tRNA synthetase, class II-like, putative editing domain (3)
Thymidylate kinase (2)
Thymidylate kinase, conserved site (1)
Thymidylate kinase-like (3)
Thymidylate synthase ThyX (1)
TonB box, conserved site (1)
Toprim domain (4)
Toprim domain, subgroup (4)
TorD-like chaperone (1)
Transcription antitermination protein, NusG, N-terminal (1)
Transcription elongation factor Spt5, NGN domain (1)
Transcription factor TFE, archaea (1)
Transcription factor TFE/TFIIEalpha, HTH domain (1)
Transcription factor TFIIB related (2)
Transcription factor TFIIB, cyclin-related (2)
Transcription factor TFIID, C-terminal/DNA glycosylase, N-terminal (1)
Transcription factor, NikR, nickel binding C-terminal (1)
Transcription regulator AbrB (13)
Transcription regulator AbrB, subgroup (1)
Transcription regulator AbrB/SpoV, predicted (16)
Transcription regulator AsnC-type (5)
Transcription regulator AsnC-type, C-terminal (8)
Transcription regulator IclR, N-terminal (3)
Transcription regulator PadR N-terminal-like (5)
Transcription regulator Rrf2 (1)
Transcription regulator TrmB, N-terminal (19)
Transcription regulator, TetR-like, DNA-binding, bacterial/archaeal (1)
Transcriptional coactivator/pterin dehydratase (1)
Transcriptional repressor, C-terminal (1)
Transglutaminase-like (1)
Transketolase, C-terminal (4)
Transketolase, C-terminal/Pyruvate-ferredoxin oxidoreductase, domain II (5)
Transketolase, N-terminal (1)
Transketolase-like, C-terminal (4)
Transketolase-like, pyrimidine-binding domain (1)
Translation elongation factor EF1B/ribosomal protein S6 (1)
Translation elongation factor EF1A, eukaryotic/archaeal (1)
Translation elongation factor EF1A/initiation factor IF2gamma, C-terminal (3)
Translation elongation factor EF1B, beta chain, archaeal (1)
Translation elongation factor EF1B, beta/delta subunit, guanine nucleotide exchange (1)
Translation elongation factor EFG/EF2, C-terminal (1)
Translation elongation factor EFG/EF2, archaeal (1)
Translation elongation factor EFG/EF2, domain IV (1)
Translation elongation factor EFTu/EF1A, C-terminal (2)
Translation elongation factor EFTu/EF1A, domain 2 (5)
Translation elongation factor, IF5A (1)
Translation elongation factor, IF5A C-terminal (1)
Translation elongation factor, IF5A, hypusine site (1)
Translation elongation factor, KOW-like (1)
Translation elongation/initiation factor/Ribosomal, beta-barrel (7)
Translation factor, SUA5 type (1)
Translation initiation factor 1, prokaryotic (1)
Translation initiation factor 1A (eIF-1A) (1)
Translation initiation factor 1A (eIF-1A), conserved site (1)
Translation initiation factor IF2/IF5 (1)
Translation initiation factor IF2/IF5, N-terminal (1)
Translation initiation factor IF2/IF5, zinc-binding (1)
Translation initiation factor IF6 (1)
Translation initiation factor SUI1 (1)
Translation initiation factor aIF-2 (1)
Translation machinery-associated RNA binding protein, predicted (1)
Translation protein SH3-like (5)
Translation protein SH3-like, subgroup (2)
Translin (1)
Translocon Sec61/SecY, plug domain (1)
Transport-associated OB, type 2 (2)
Transposase (putative), N-terminal (1)
Transposase IS200-like (7)
Transposase, IS1 (3)
Transposase, IS111A/IS1328/IS1533, N-terminal (4)
Transposase, IS116/IS110/IS902 (7)
Transposase, IS4-like (4)
Transposase, IS605 OrfB, C-terminal (18)
Transposase, ISC1217, archaeal (11)
Transposase, probable, IS891/IS1136/IS1341 (17)
Trimeric LpxA-like (6)
Triosephosphate isomerase (1)
Triphosphoribosyl-dephospho-CoA protein (1)
Tryptophan RNA-binding attenuator protein-like (1)
Tryptophan synthase, alpha chain (1)
Tryptophan synthase, alpha chain, active site (1)
Tryptophan synthase, beta chain, conserved site (2)
Tryptophan synthase, beta chain-like (2)
Tryptophanyl-tRNA synthetase, class Ib (1)
Twin arginine translocation signal, Tat (2)
Twin arginine-targeting protein translocase, TatC (1)
Twin-arginine translocation pathway, signal sequence (2)
Type I phosphodiesterase/nucleotide pyrophosphatase/phosphate transferase (2)
Type II secretion system F domain (2)
Type II secretion system protein E (4)
Tyrosine tRNA ligase, archaeal/eukaryotic (1)
Tyrosine-protein kinase, active site (2)
Tyrosyl-tRNA synthetase, class Ib, bacterial/mitochondrial (1)

U
UBA/THIF-type NAD/FAD binding fold (1)
UPF0103/Mediator of ErbB2-driven cell motility (Memo), related (1)
UbiA prenyltransferase (3)
UbiE/COQ5 methyltransferase (1)
Ubiquitin related modifier 1 (1)
Ubiquitin-associated/translation elongation factor EF1B, N-terminal (1)
Uncharacterised conserved protein UCP004944, hydrolase, metallo-beta-lactamase (1)
Uncharacterised conserved protein UCP005063, CBS domain pair-containing, MJ1232 (1)
Uncharacterised conserved protein UCP005522 (1)
Uncharacterised conserved protein UCP008210 (1)
Uncharacterised conserved protein UCP008292, calcineurin-like phosphoesterase domain-containing (1)
Uncharacterised conserved protein UCP014405, metallopeptidase Zn-binding site-containing (1)
Uncharacterised conserved protein UCP014422 (1)
Uncharacterised conserved protein UCP014470 (1)
Uncharacterised conserved protein UCP014484, transmembrane (1)
Uncharacterised conserved protein UCP016210 (1)
Uncharacterised conserved protein UCP017998 (1)
Uncharacterised conserved protein UCP024484 (1)
Uncharacterised conserved protein UCP024492 (1)
Uncharacterised conserved protein UCP027893 (1)
Uncharacterised conserved protein UCP032673 (1)
Uncharacterised conserved protein UCP032675 (1)
Uncharacterised conserved protein UCP032676, PqqC (1)
Uncharacterised conserved protein UCP032748 (1)
Uncharacterised conserved protein UCP032756 (1)
Uncharacterised conserved protein UCP032762 (1)
Uncharacterised conserved protein UCP032806 (1)
Uncharacterised conserved protein UCP032840 (1)
Uncharacterised conserved protein UCP032862, iron-sulphur-binding domain-containing, SSO0018 (1)
Uncharacterised conserved protein UCP032888 (1)
Uncharacterised conserved protein UCP032968 (1)
Uncharacterised conserved protein UCP037213 (1)
Uncharacterised conserved protein UCP037214 (1)
Uncharacterised conserved protein, 2xCBS, MJ1404 type (1)
Uncharacterised domain 2 (2)
Uncharacterised protein family C-102a (1)
Uncharacterised protein family Cren7 (1)
Uncharacterised protein family SSO0428 (1)
Uncharacterised protein family UPF0012, conserved site (1)
Uncharacterised protein family UPF0021, C-terminal (1)
Uncharacterised protein family UPF0021, conserved site (1)
Uncharacterised protein family UPF0027 (1)
Uncharacterised protein family UPF0047 (1)
Uncharacterised protein family UPF0066 (2)
Uncharacterised protein family UPF0126 (1)
Uncharacterised protein family UPF0145 (1)
Uncharacterised protein family UPF0147 (1)
Uncharacterised protein family UPF0153 (1)
Uncharacterised protein family UPF0248 (1)
Uncharacterised protein family UPF0310 (1)
Uncharacterised protein family, carbohydrate kinase-related (1)
Universal stress protein A (3)
Uracil-DNA glycosylase-like (2)
UreE urease accessory, N-terminal (1)
Urease accessory protein UreD (1)
Urease accessory protein UreF (1)
Urease accessory protein UreG (1)
Urease alpha-subunit, N-terminal (1)
Urease, alpha subunit (1)
Urease, alpha subunit, C-terminal (1)
Urease, alpha subunit, core (1)
Urease, alpha/gamma subunit (1)
Urease, beta subunit (1)
Urease, gamma/beta subunit (1)
Ureohydrolase (1)
Ureohydrolase, manganese-binding site (1)
Uridylate kinase (1)
Uridylate kinase, archaeal/spirochete, putative (1)
Uroporphiryn-III C-methyltransferase, conserved site (4)
Uroporphyrin-III C-methyltransferase, C-terminal (2)
UspA (3)

V

W

X

Y

Z
Zinc finger, C2H2-like (3)
Zinc finger, C2H2-type (2)
Zinc finger, MYM-type (1)
Zinc finger, RanBP2-type (5)
Zinc finger, SWIM-type (5)
Zinc finger, TFIIB-type (3)
Zinc finger, TFIIS-type (1)
Zinc finger, ZPR1-type (1)
Zinc finger, ZPR1-type, subgroup (1)
Zinc hook, Rad50 (1)

[

d

e

t
tRNA (guanine-N(1)-)-methyltransferase, archaea, predicted (1)
tRNA (guanine-N1-)-methyltransferase (1)
tRNA intron endonuclease, N-terminal (1)
tRNA intron endonuclease, catalytic domain-like (2)
tRNA methyltransferase complex GCD14 subunit (1)
tRNA nucleotidyltransferase, CCA-adding enzyme (1)
tRNA nucleotidyltransferase, substrate binding (1)
tRNA ribose 2'-O-methyltransferase, aTrm56 (1)
tRNA synthetase, B5 (1)
tRNA wybutosine-synthesizing protein (1)
tRNA-binding arm (1)
tRNA-binding domain (1)
tRNA-intron endonuclease (1)
tRNA-splicing endonuclease, archaea (1)
tRNA/rRNA methyltransferase, SpoU (1)

v