EMBOSS explorer


Protein identification from peptides using fastA algorithm (read the manual)

Unshaded fields are optional and can safely be ignored. (hide optional fields)

fastA package program
Select type of search you want to run
Search also complementary strand?
Input section
Peptides file:
Select search set type
Standard nucleic acid search set
Standard protein search set

User defined search set. Use one of the following three fields:

  1. To access a sequence from a database, enter the USA here:
  2. To upload a sequence from your local computer, select it here:
  3. To enter the sequence data manually, type here:
User provided fastA format databank (you can make one using seqret):
Required section
E() value cutoff (default is 5.0 for fasts or fastf, 2.0 for tfasts or tfastf)
Additional section
Amino acid comparison matrix
Adapt amino acid comparison matrix to peptide set length?
Genetic code for translating sequences
Advanced section
Compute statistics?
Effective databank size for statistical calculations
Output section
Do not show sequences with E() value lower than f.
Show histogram?
Show only the n best scoring sequences that satisfy E() cutoff
Show only alignments for the n first sequences
Alignment format
Number of residues per line of the alignment
Number of characters for name of databank sequence
Run section
Email address: If you are submitting a long job and would like to be informed by email when it finishes, enter your email address here.