European Bioinformatics Institute (EBI)


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EMBL-EBI Support (8 months ago)

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Documentation URL(s): EMBL-EBI Support (8 months ago)

Login to add a documentation URL Description(s): EMBL-EBI Support (8 months ago)Position Specific Iterative BLAST (PSI-BLAST) refers to a feature of NCBI BLAST 2.0 in which a position-specific scoring matrix (PSSM) profile is constructed from set of BLAST alignments. The PSSM is then used to search the database in subsequent iterations allowing the detection of distant evolutionary relationships.

Login to add a description License(s): EMBL-EBI Support (8 months ago)EMBL-EBI Terms of Use:

Login to add license info Cost: EMBL-EBI Support (8 months ago)Free.

Login to add cost info Usage Conditions: EMBL-EBI Support (8 months ago)E-mail supplied for submission must be a valid e-mail address and no more than 25 concurrent jobs should be submitted at any one time, see and the EMBL-EBI Terms of Use:

Login to add usage conditions info Contact Info: EMBL-EBI Support (8 months ago)EMBL-EBI Support:

Login to add contact info Publications: for this service. This can be a URI to the publication and/or a DOI. EMBL-EBI Support (8 months ago)Goujon M., McWilliam H., Li W., Valentin F., Squizzato S., Paern J. and Lopez R. (2010)
“A new bioinformatics analysis tools framework at EMBL-EBI.”
Nucleic Acids Res. 38:W695-9
PMID: 20439314 (;=MED)
DOI: 10.1093/nar/gkq313 (

EMBL-EBI Support (8 months ago)Altschul S.F., Madden T.L., Schaffer A.A., Zhang J., Zhang Z., Miller W. and Lipman D.J. (1997)
“Gapped BLAST and PSI-BLAST: a new generation of protein database search programs.”
Nucleic Acids Res. 25(17):3389-402.
PMID: 9254694 (;=MED)
DOI: 10.1093/nar/25.17.3389 (

Login to add publication info Citations: None Login to add a citation