IUBMB Enzyme Nomenclature


Accepted name: procollagen-lysine 5-dioxygenase

Reaction: L-lysine-[procollagen] + 2-oxoglutarate + O2 = (2S,5R)- 5-hydroxy-L-lysine-[procollagen] + succinate + CO2

Other name(s): lysine hydroxylase; lysine,2-oxoglutarate 5-dioxygenase; protocollagen lysine dioxygenase; collagen lysine hydroxylase; lysine-2-oxoglutarate dioxygenase; lysyl hydroxylase; lysylprotocollagen dioxygenase; protocollagen lysyl hydroxylase; peptidyl-lysine, 2-oxoglutarate: oxygen oxidoreductase; peptidyllysine, 2-oxoglutarate:oxygen 5-oxidoreductase; protocollagen lysine hydroxylase

Systematic name: L-lysine-[procollagen],2-oxoglutarate:oxygen oxidoreductase (5-hydroxylating)

Comments: Requires Fe2+ and ascorbate.

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number: 9059-25-0


1. Hausmann, E. Cofactor requirements for the enzymatic hydroxylation of lysine in a polypeptide precursor of collagen. Biochim. Biophys. Acta 133 (1967) 591-598. [PMID: 6033801]

2. Rhoads, R.E. and Udenfriend, S. Decarboxylation of α-ketoglutarate coupled to collagen proline hydroxylase. Proc. Natl. Acad. Sci. USA 60 (1968) 1473-1478.

[EC created 1972, modified 1983]

Return to EC 1.14.11 home page
Return to EC 1.14 home page
Return to EC 1 home page
Return to Enzymes home page
Return to IUBMB Biochemical Nomenclature home page