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EC 1.13.12.20 Details

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EC number

1.13.12.20

Accepted name

noranthrone monooxygenase

Reaction

norsolorinic acid anthrone + O₂ = norsolorinic acid + H₂O

Other name(s)

norsolorinate anthrone oxidase

Systematic name

norsolorinic acid anthrone:oxygen 9-oxidoreductase (norsolorinic acid-forming)

Comment

Involved in the synthesis of aflatoxins in the fungus Aspergillus parasiticus.

History

created 2013

EC Tree

1 Oxidoreductases

1.1 Acting on the CH-OH group of donors

1.2 Acting on the aldehyde or oxo group of donors

1.3 Acting on the CH-CH group of donors

1.4 Acting on the CH-NH₂ group of donors

1.4.1 With NAD⁺ or NADP⁺ as acceptor

1.4.2 With a cytochrome as acceptor

1.4.3 With oxygen as acceptor

1.4.4 With a disulfide as acceptor

1.4.5 With a quinone or other compound as acceptor

1.4.7 With an iron-sulfur protein as acceptor

1.4.9 With a copper protein as acceptor

1.4.9.1 methylamine dehydrogenase (amicyanin)

1.4.9.2 aralkylamine dehydrogenase (azurin)

1.4.98. undefined

1.4.99 With unknown physiological acceptors

1.5 Acting on the CH-NH group of donors

1.6 Acting on NADH or NADPH

1.7 Acting on other nitrogenous compounds as donors

1.8 Acting on a sulfur group of donors

1.9 Acting on a heme group of donors

1.10 Acting on diphenols and related substances as donors

1.11 Acting on a peroxide as acceptor

1.12 Acting on hydrogen as donor

1.13 Acting on single donors with incorporation of molecular oxygen (oxygenases)

1.13.1. undefined

1.13.11 With incorporation of two atoms of oxygen

1.13.12 With incorporation of one atom of oxygen (internal monooxygenases or internal mixed-function oxidases)

1.13.12.1 arginine 2-monooxygenase

1.13.12.2 lysine 2-monooxygenase

1.13.12.3 tryptophan 2-monooxygenase

1.13.12.4 lactate 2-monooxygenase

1.13.12.5 Renilla-type luciferase

1.13.12.6 Cypridina-luciferin 2-monooxygenase

1.13.12.7 firefly luciferase

1.13.12.8 Watasenia-luciferin 2-monooxygenase

1.13.12.9 phenylalanine 2-monooxygenase

1.13.12.10 created 1989, modified 1999, deleted 2001

1.13.12.11 methylphenyltetrahydropyridine N-monooxygenase

1.13.12.12 apo-β-carotenoid-14′,13′-dioxygenase

1.13.12.13 Oplophorus-luciferin 2-monooxygenase

1.13.12.14 chlorophyllide-a oxygenase

1.13.12.15 3,4-dihydroxyphenylalanine oxidative deaminase

1.13.12.16 nitronate monooxygenase

1.13.12.17 dichloroarcyriaflavin A synthase

1.13.12.18 dinoflagellate luciferase

1.13.12.19 2-oxoglutarate dioxygenase (ethene-forming)

1.13.12.20 noranthrone monooxygenase

1.13.12.21 tetracenomycin-F1 monooxygenase

1.13.12.22 deoxynogalonate monooxygenase

1.13.12.23 4-hydroxy-3-prenylbenzoate synthase

1.13.12.24 calcium-regulated photoprotein

1.13.99 Miscellaneous

1.14 Acting on paired donors, with incorporation or reduction of molecular oxygen

1.15 Acting on superoxide as acceptor

1.16 Oxidizing metal ions

1.17 Acting on CH or CH₂ groups

1.18 Acting on iron-sulfur proteins as donors

1.19 Acting on reduced flavodoxin as donor

1.20 Acting on phosphorus or arsenic in donors

1.21 Catalysing the reaction X-H + Y-H = X-Y

1.22 Acting on halogen in donors

1.22.1 With NAD⁺ or NADP⁺ as acceptor

1.23 Reducing C-O-C group as acceptor

1.97 Other oxidoreductases

1.97.1 Sole sub-subclass for oxidoreductases that do not belong in the other subclasses

1.98 Enzymes using H₂ as reductant (deleted subclass)

1.99 Other enzymes using O₂ as oxidant (deleted subclass)