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BLAST

Input Query (FASTA format)
Upload File
Or, Enter Sequence(s)
Example pep nuc
Program & Database type
CDSGenome
proteinnucleotidenucleotide
protein query blastp tblastn tblastn
nucleotide query blastx blastn blastn
tblastx tblastx
Data Set
open/close Eukaryota
open/close Archaea 19
open/close Bacteria 336
Options
Default
E-value
Filter T   F  
Additional
Cost to open a gap[Integer]
Cost to extend a gap[Integer]
X dropoff value for gapped alignmentM[Integer]
Show GI's in deflines T   F  
Penalty for a nucleotide mismatch (blastn only)[Integer]
Reward for a nucleotide match (blastn only)[Integer]
Number of one-line descriptions[Integer: Max 100]
Number of alignments to show[Integer: Max 50]
Threshold for extending hits[Integer]
Perfom gapped alignment (not available with tblastx) T   F  
Query Genetic code to use[Integer]
DB Genetic code (tblast[nx] only)[Integer]
Believe the query defline T   F  
Matrix
MegaBlast search T   F  
Length of the largest intron allow in tblastn for linking HSPs
(0 disables linking)
[Integer]