Source:http://linkedlifedata.com/resource/umls/id/C1149538
GO: Interacting selectively and non-covalently with biotin (cis-tetrahydro-2-oxothieno(3,4-d)imidazoline-4-valeric acid), the (+) enantiomer of which is very widely distributed in cells and serves as a carrier in a number of enzymatic beta-carboxylation reactions. [GOC:jl, ISBN:0198506732]