| Entry |
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| Name |
hydroxyquinol 1,2-dioxygenase;
hydroxyquinol dioxygenase;
benzene-1,2,4-triol:oxygen 1,2-oxidoreductase (decyclizing);
benzene-1,2,4-triol:oxygen 1,2-oxidoreductase (ring-opening)
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| Class |
Oxidoreductases;
Acting on single donors with incorporation of molecular oxygen (oxygenases);
With incorporation of two atoms of oxygen
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| Sysname |
hydroxyquinol:oxygen 1,2-oxidoreductase (ring-opening)
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| Reaction(IUBMB) |
hydroxyquinol + O2 = maleylacetate [RN: R04061]
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| Reaction(KEGG) |
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| Substrate |
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| Product |
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| Comment |
An iron protein. Highly specific; catechol and pyrogallol are acted on at less than 1% of the rate at which hydroxyquinol is oxidized.
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| History |
EC 1.13.11.37 created 1989, modified 2013
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| Pathway |
| Chlorocyclohexane and chlorobenzene degradation | | Benzoate degradation | | Metabolic pathways | | Microbial metabolism in diverse environments |
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| Orthology |
| hydroxyquinol 1,2-dioxygenase |
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| Genes |
KMI: | | CEM: | | CEN: | | PPUN: | | PFE: | | HCS: | | HAK: | | HAM: | | RPJ: | | REU: | | REH: | | CNC: | | CBW: | | CGD: | | BPR: | | BUR: | | BCM: | | BCJ: | | BCEN: | | BCEO: | | BAM: | | BCED: | | BCEP: | | BCON: | | BSEM: | | BUG: | | BGF: | | BGD: | | BYI: | | BUE: | | BUQ: | | BPX: | | BPY: | | BCAI: | | PSPU: | | PNR: | | AIS: | | RHY: | | POL: | | AAA: | | VEI: | | VAP: | | VPE: | | VPD: | | HYR: | | HYB: | | HSE: | | HSZ: | | HRB: | | LCH: | | MLN: | | HOE: | | SMI: | | SAME: | | AGC: | | BJA: | | BJU: | | BJP: | | BRS: | | AOL: | | BRC: | | BRAD: | | BIC: | | BVV: | | AZC: | | MNO: | | CHEL: | | PHL: | | PSIN: | | OTM: | | HAT: | | SPHK: | | SWI: | | STAX: | | SJP: | | SCH: | | SBD: | | SINB: | | MSA: | | MVA: | | CGL: | | CGB: | | CGU: | | CGT: | | CGS: | | CGG: | | CGM: | | CGJ: | | CGQ: | | CGX: | | CHN: | | CMD: | | CGY: | | CHM: | | CDX: | | CCJZ: | | BFV: | | RHA: | | ROP: | | ROA: | | RHB: | | RAV: | | RFA: | | SCB: | | SBH: | | SRC: | | SCW: | | SLE: | | FRP: | | ARH: | | ARY: | | ACH: | | GAR: | | KPL: | | PSIM: | | NOA: | | BSD: | | AMN: | | AMM: | | AMZ: | | ALU: | | PDX: | | PSEA: | | LED: | | ACTN: | | CAI: | | ONI: | | HSI: | |
» show all
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| Reference |
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| Authors |
Sze IS, Dagley S. |
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| Title |
Properties of salicylate hydroxylase and hydroxyquinol 1,2-dioxygenase purified from Trichosporon cutaneum. |
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| Journal |
J. Bacteriol. 159 (1984) 353-9. |
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| Reference |
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| Authors |
Ferraroni M, Seifert J, Travkin VM, Thiel M, Kaschabek S, Scozzafava A, Golovleva L, Schlomann M, Briganti F |
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| Title |
Crystal structure of the hydroxyquinol 1,2-dioxygenase from Nocardioides simplex 3E, a key enzyme involved in polychlorinated aromatics biodegradation. |
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| Journal |
J. Biol. Chem. 280 (2005) 21144-54. |
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| Sequence |
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| Reference |
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| Authors |
Hatta T, Nakano O, Imai N, Takizawa N, Kiyohara H |
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| Title |
Cloning and sequence analysis of hydroxyquinol 1,2-dioxygenase gene in 2,4,6-trichlorophenol-degrading Ralstonia pickettii DTP0602 and characterization of its product. |
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| Journal |
J. Biosci. Bioeng. 87 (1999) 267-72. |
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| Other DBs |
ExplorEnz - The Enzyme Database: IUBMB Enzyme Nomenclature: ExPASy - ENZYME nomenclature database: UM-BBD (Biocatalysis/Biodegradation Database): BRENDA, the Enzyme Database: CAS: 91847-14-2 |
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| LinkDB |
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