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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-NH
2
group of donors
1.4.1 With NAD
+
or NADP
+
as acceptor
1.4.1.1 alanine dehydrogenase
1.4.1.2 glutamate dehydrogenase
1.4.1.3 glutamate dehydrogenase [NAD(P)
+
]
1.4.1.4 glutamate dehydrogenase (NADP
+
)
1.4.1.5
L
-amino-acid dehydrogenase
1.4.1.6 created 1961, deleted 1982
1.4.1.7 serine 2-dehydrogenase
1.4.1.8 valine dehydrogenase (NADP
+
)
1.4.1.9 leucine dehydrogenase
1.4.1.10 glycine dehydrogenase
1.4.1.11
L
-
erythro
-3,5-diaminohexanoate dehydrogenase
1.4.1.12 2,4-diaminopentanoate dehydrogenase
1.4.1.13 glutamate synthase (NADPH)
1.4.1.14 glutamate synthase (NADH)
1.4.1.15 lysine dehydrogenase
1.4.1.16 diaminopimelate dehydrogenase
1.4.1.17
N
-methylalanine dehydrogenase
1.4.1.18 lysine 6-dehydrogenase
1.4.1.19 tryptophan dehydrogenase
1.4.1.20 phenylalanine dehydrogenase
1.4.1.21 aspartate dehydrogenase
1.4.1.22 ornithine cyclodeaminase
1.4.1.23 valine dehydrogenase (NAD
+
)
1.4.1.24 3-dehydroquinate synthase II
1.4.1.25
L
-arginine dehydrogenase
1.4.1.26 2,4-diaminopentanoate dehydrogenase (NAD
+
)
1.4.1.27 glycine cleavage system
1.4.1.28 secondary-alkyl amine dehydrogenase [NAD(P)
+
]
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
1.4.98. 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)
1.14 Acting on paired donors, with incorporation or reduction of molecular oxygen
1.14.1 With NADH or NADPH as one donor (deleted sub-subclass)
1.14.2 With ascorbate as one donor (deleted sub-subclass)
1.14.3 With reduced pteridine as one donor (deleted sub-subclass)
1.14.11 With 2-oxoglutarate as one donor, and incorporation of one atom of oxygen into each donor
1.14.12 With NADH or NADPH as one donor, and incorporation of two atoms of oxygen into the other donor
1.14.12.1 anthranilate 1,2-dioxygenase (deaminating, decarboxylating)
1.14.12.2 created 1972, deleted 1990
1.14.12.3 benzene 1,2-dioxygenase
1.14.12.4 3-hydroxy-2-methylpyridinecarboxylate dioxygenase
1.14.12.5 5-pyridoxate dioxygenase
1.14.12.6 created 1978, deleted 1999
1.14.12.7 phthalate 4,5-dioxygenase
1.14.12.8 4-sulfobenzoate 3,4-dioxygenase
1.14.12.9 4-chlorophenylacetate 3,4-dioxygenase
1.14.12.10 benzoate 1,2-dioxygenase
1.14.12.11 toluene dioxygenase
1.14.12.12 naphthalene 1,2-dioxygenase
1.14.12.13 2-halobenzoate 1,2-dioxygenase
1.14.12.14 2-aminobenzenesulfonate 2,3-dioxygenase
1.14.12.15 terephthalate 1,2-dioxygenase
1.14.12.16 2-hydroxyquinoline 5,6-dioxygenase
1.14.12.17 nitric oxide dioxygenase
1.14.12.18 biphenyl 2,3-dioxygenase
1.14.12.19 3-phenylpropanoate dioxygenase
1.14.12.20 pheophorbide
a
oxygenase
1.14.12.21 benzoyl-CoA 2,3-dioxygenase
1.14.12.22 carbazole 1,9a-dioxygenase
1.14.12.23 nitroarene dioxygenase
1.14.12.24 2,4-dinitrotoluene dioxygenase
1.14.12.25
p
-cumate 2,3-dioxygenase
1.14.12.26 chlorobenzene dioxygenase
1.14.13 With NADH or NADPH as one donor, and incorporation of one atom of oxygen into the other donor
1.14.14 With reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen into the other donor
1.14.15 With reduced iron-sulfur protein as one donor, and incorporation of one atom of oxygen into the other donor
1.14.16 With reduced pteridine as one donor, and incorporation of one atom of oxygen into the other donor
1.14.17 With reduced ascorbate as one donor, and incorporation of one atom of oxygen into the other donor
1.14.18 With another compound as one donor, and incorporation of one atom of oxygen into the other donor
1.14.19 With oxidation of a pair of donors resulting in the reduction of O
2
to two molecules of water
1.14.20 With 2-oxoglutarate as one donor, and the other dehydrogenated
1.14.21 With NADH or NADPH as one donor, and the other dehydrogenated
1.14.99 Miscellaneous
1.15 Acting on superoxide as acceptor
1.16 Oxidizing metal ions
1.17 Acting on CH or CH
2
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
1.20.1 With NAD
+
or NADP
+
as acceptor
1.20.2 With a cytochrome as acceptor
1.20.4 With disulfide as acceptor
1.20.9 With a copper protein as acceptor
1.20.98 With other, known, physiological acceptors
1.20.99 With unknown physiological acceptors
1.21 Catalysing the reaction X-H + Y-H = X-Y
1.22 Acting on halogen in donors
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 H
2
as reductant (deleted subclass)
1.98.1. undefined
1.99 Other enzymes using O
2
as oxidant (deleted subclass)
2 Transferases
3 Hydrolases
4 Lyases
5 Isomerases
6 Ligases
7 Translocases