The chemical reactions and pathways involving biotin, cis-tetrahydro-2-oxothieno(3,4-d)imidazoline-4-valeric acid; the (+) enantiomer is very widely distributed in cells and serves as a carrier in a number of enzymatic beta-carboxylation reactions.
Synonyms:
exact_synonym:
biotin metabolism; vitamin B7 metabolic process; vitamin B7 metabolism; vitamin H metabolic process; vitamin H metabolism