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O-aminofenol oksidaza
Identifikatori
EC broj	1.10.3.4
CAS broj	9013-85-8
IntEnz	IntEnz view
BRENDA	BRENDA entry
ExPASy	NiceZyme view
KEGG	KEGG entry
MetaCyc	metabolic pathway
PRIAM	profile
PDB	RCSB PDB PDBe PDBj PDBsum
Pretraga
PMC	articles
PubMed	articles
NCBI Protein	search

O-aminofenol oksidaza (EC 1.10.3.4, izofenoksazinska sintaza, o-aminofenol:O₂ oksidoreduktaza, 2-aminofenol:O₂ oksidoreduktaza, GriF) je enzim sa sistematskim imenom 2-aminofenol:kiseonik oksidoreduktaza.^[1]^[2]^[3]^[4] Ovaj enzim katalizuje sledeću hemijsku reakciju

2 2-aminofenol + O₂ + akceptor

\rightleftharpoons

2-aminofenoksazin-3-on + redukovani akceptor + 2H₂O (sveukupna reakcija)

(1a) 2 2-aminofenol + O₂

\rightleftharpoons

2 6-iminocikloheksa-2,4-dienon + 2H₂O

(1b) 2 6-iminocikloheksa-2,4-dienon + akceptor

\rightleftharpoons

2-aminofenoksazin-3-on + redukovani akceptor (spontana reakcija)

Ovaj enzim je flavoprotein.

Reference

↑ Nair, P.M. and Vaidynathan, C.S. (1964). „Isophenoxazine synthase”. Biochim. Biophys. Acta 81: 507-516. PMID 14170322.
↑ Nair, P.M. and Vining, L.C. (1965). „Isophenoxazine synthase apoenzyme from Pycnoporus coccineus”. Biochim. Biophys. Acta 96: 318-327. PMID 14298835.
↑ Subba Rao, P.V. and Vaidyanathan, C.S. (1967). „Studies on the metabolism of o-aminophenol. Purification and properties of isophenoxazine synthase from Bauhenia monandra”. Arch. Biochem. Biophys. 118: 388-394. PMID 4166439.
↑ Suzuki, H., Furusho, Y., Higashi, T., Ohnishi, Y. and Horinouchi, S. (2006). „A novel o-aminophenol oxidase responsible for formation of the phenoxazinone chromophore of grixazone”. J. Biol. Chem. 281: 824-833. PMID 16282322.

Literatura

Nicholas C. Price, Lewis Stevens (1999). Fundamentals of Enzymology: The Cell and Molecular Biology of Catalytic Proteins (Third izd.). USA: Oxford University Press. ISBN 019850229X.
Eric J. Toone (2006). Advances in Enzymology and Related Areas of Molecular Biology, Protein Evolution (Volume 75 izd.). Wiley-Interscience. ISBN 0471205036.
Branden C, Tooze J.. Introduction to Protein Structure. New York, NY: Garland Publishing. ISBN: 0-8153-2305-0.
Irwin H. Segel. Enzyme Kinetics: Behavior and Analysis of Rapid Equilibrium and Steady-State Enzyme Systems (Book 44 izd.). Wiley Classics Library. ISBN 0471303097.
Robert A. Copeland (2013). Evaluation of Enzyme Inhibitors in Drug Discovery: A Guide for Medicinal Chemists and Pharmacologists (2nd izd.). Wiley-Interscience. ISBN 111848813X.
Gerhard Michal, Dietmar Schomburg (2012). Biochemical Pathways: An Atlas of Biochemistry and Molecular Biology (2nd izd.). Wiley. ISBN 0470146842.

Vanjske veze

MeSH O-aminophenol+oxidase

[1] Nair, P.M. and Vaidynathan, C.S. (1964). „Isophenoxazine synthase”. Biochim. Biophys. Acta 81: 507-516. PMID 14170322.

[2] Nair, P.M. and Vining, L.C. (1965). „Isophenoxazine synthase apoenzyme from Pycnoporus coccineus”. Biochim. Biophys. Acta 96: 318-327. PMID 14298835.

[3] Subba Rao, P.V. and Vaidyanathan, C.S. (1967). „Studies on the metabolism of o-aminophenol. Purification and properties of isophenoxazine synthase from Bauhenia monandra”. Arch. Biochem. Biophys. 118: 388-394. PMID 4166439.

[4] Suzuki, H., Furusho, Y., Higashi, T., Ohnishi, Y. and Horinouchi, S. (2006). „A novel o-aminophenol oxidase responsible for formation of the phenoxazinone chromophore of grixazone”. J. Biol. Chem. 281: 824-833. PMID 16282322.

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