polypeptide_domain (RELEASE_2.1) |
|
|---|---|
| SO Accession: | SO:0000417 (SOWiki) |
| Definition: | A region of a single polypeptide chain that folds into an independent unit and exhibits biological activity. A polypeptide chain may have multiple domains. |
| DB Xrefs: | http: www.molbiol.bbsrc.ac.uk/new_protein/domains.html |
| Parent: | polypeptide_region (SO:0000839) |
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