IUBMB Enzyme Nomenclature


Accepted name: cis-2,3-dihydrobiphenyl-2,3-diol dehydrogenase

Reaction: cis-3-phenylcyclohexa-3,5-diene-1,2-diol + NAD+ = biphenyl-2,3-diol + NADH + H+

Other name(s): 2,3-dihydro-2,3-dihydroxybiphenyl dehydrogenase

Systematic name: cis-3-phenylcyclohexa-3,5-diene-1,2-diol:NAD+ oxidoreductase

Comments: Catalyses the second step in the biphenyl degradation pathway in bacteria.

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, PDB, UM-BBD, CAS registry number:


1. Sylvestre, M., Hurtubise, Y., Barriault, D., Bergeron, J. and Ahmad, D. Characterization of active recombinant 2,3-dihydro-2,3-dihydroxybiphenyl dehydrogenase from Comamonas testosteroni B-356 and sequence of the encoding gene (bphB). Appl. Environ. Microbiol. 62 (1996) 2710-2715. [PMID: 8702262]

2. Fukuda, M., Yasukochi, Y., Kikuchi, Y., Nagata, Y., Kimbara, K., Horiuchi, H., Takagi, M. and Yano, K. Identification of the bphA and bphB genes of Pseudomonas sp. strains KKS102 involved in degradation of biphenyl and polychlorinated biphenyls. Biochem. Biophys. Res. Commun. 202 (1994) 850-856. [PMID: 8048958]

3. Hofer, B., Eltis, L.D., Dowling, D.N. and Timmis, K.N. Genetic analysis of a Pseudomonas locus encoding a pathway for biphenyl/polychlorinated biphenyl degradation. Gene 130 (1993) 47-55. [PMID: 8344527]

[EC created 2000]

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