IUBMB Enzyme Nomenclature


Accepted name: camphor 5-monooxygenase

Reaction: (+)-camphor + reduced putidaredoxin + O2 = (+)-exo-5-hydroxycamphor + oxidized putidaredoxin + H2O

For diagram of reaction click here.

Other name(s): camphor 5-exo-methylene hydroxylase; 2-bornanone 5-exo-hydroxylase; bornanone 5-exo-hydroxylase; camphor 5-exo-hydroxylase; camphor 5-exohydroxylase; camphor hydroxylase; d-camphor monooxygenase; methylene hydroxylase; methylene monooxygenase; D-camphor-exo-hydroxylase; camphor methylene hydroxylase

Systematic name: (+)-camphor,reduced putidaredoxin:oxygen oxidoreductase (5-hydroxylating)

Comments: A heme-thiolate protein (P-450). Also acts on (–)-camphor and 1,2-campholide, forming 5-exo-hydroxy-1,2-campholide.

Links to other databases: BRENDA, EAWAG-BBD, EXPASY, KEGG, Metacyc, PDB, CAS registry number: 9030-82-4


1. Hedegaard, J. and Gunsalus, I.C. Mixed function oxidation. IV. An induced methylene hydroxylase in camphor oxidation. J. Biol. Chem. 240 (1965) 4038-4043. [PMID: 4378858]

2. Tyson, C.A., Lipscomb, J.D. and Gunsalus, I.C. The role of putidaredoxin and P450cam in methylene hydroxylation. J. Biol. Chem. 247 (1972) 5777-5784. [PMID: 4341491]

[EC created 1972, modified 1986]

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