Skip Header
Search in
Protein Knowledgebase (UniProtKB)Sequence Clusters (UniRef)Sequence Archive (UniParc)Literature citationsTaxonomyKeywordsSubcellular locationsNewsDocumentsUser manualFAQHelp
Query
Fields »
Sequence
Blast
Clear
« Options
Options »
You can enter: • a protein or nucleotide sequence • a valid UniProt identifier, for example: P00750 or A4_HUMAN or UPI0000000001More...
P00750
A4_HUMAN
UPI0000000001
Database
Threshold
0.00010.0010.010.11101001,00010,000
Matrix
AutoBLOSUM-62BLOSUM-80PAM-70PAM-30
Filtering
NoneFilter low complexity regionsMask lookup table only
Gapped
yesno
Hits
100250500100020003000
Sequences
Align
Enter either: • two or more sequences in FASTA format • two or more UniProt identifiers, for example: P00750 P00750-2 UniRef100_P00750More...
P00750 P00750-2 UniRef100_P00750
Identifiers
Retrieve
or
Enter or upload a list of UniProt identifiers to download corresponding entries, for example: P00750 A4_HUMANUniRef100_P00750More...
P00750 A4_HUMAN
UniRef100_P00750
From
Requires JavaScript
To
Map
Swap
To map identifiers to or from UniProtKB: • enter identifiers, e.g.: 1TTA 1FNS • select a source database, e.g.: PDB • or select a target database, e.g.: UniProtKBMore...
1TTA 1FNS
PDB
UniProtKB
0 selected:
Retrieve Align Blast Clear
Species Azoarcus communis
UniProtKB
(27)
| 
Taxonomy help
UniProtKB
(27)
| Taxonomy help
