Term Name:	collagen metabolic process
Synonyms:	collagen metabolism
Definition:	The chemical reactions and pathways involving collagen, any of a group of fibrous proteins of very high tensile strength that form the main component of connective tissue in animals. Collagen is highly enriched in glycine (some regions are 33% glycine) and proline, occurring predominantly as 3-hydroxyproline (about 20%).
Ontology:	GO: Biological Process [GO:0032963]    QuickGO    AmiGO