BLASTP programs search protein databases using a protein query. more...
Enter Query Sequence

Query subrange [?]


Enter a descriptive title for your BLAST search [?]
Enter Subject Sequence

Subject subrange [?]

Choose Search Set

Enter organism common name, binomial, or tax id. Only 20 top taxa will be shown. [?]

Enter an Entrez query to limit search [?]
Program Selection
Choose a BLAST algorithm [?]

Enter a PHI pattern [?]
Choose a BLAST algorithm [?]
Search using Blastp (protein-protein BLAST)
Algorithm parameters Note: Parameter values that differ from the default are highlighted in yellow