Leibniz Institute DSMZ
DSMZ Digital Diversity
Login
Classic view
All enzymes
Enzyme history
BRENDA support
Any feedback?
Please rate this page
(ecexplorer.php)
😁
😐
😡
(
0
/150)
Send feedback
BRENDA support
EC Explorer
[
browse EC tree
] - [
search
]
back to top
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
1.5 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
1.12.1 With NAD
+
or NADP
+
as acceptor
1.12.2 With a cytochrome as acceptor
1.12.5 With a quinone or similar compound as acceptor
1.12.7 With an iron-sulfur protein as acceptor
1.12.98 With other, known, physiological acceptors
1.12.99 With unknown physiological acceptors
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
1.14.13 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
1.17.1 With NAD
+
or NADP
+
as acceptor
1.17.2 With a cytochrome as acceptor
1.17.3 With oxygen as acceptor
1.17.4 With a disulfide as acceptor
1.17.5 With a quinone or similar compound as acceptor
1.17.7 With an iron-sulfur protein as acceptor
1.17.8 With a flavin as acceptor
1.17.9 With a copper protein as acceptor
1.17.98 With other, known, physiological acceptors
1.17.99 With unknown physiological acceptors
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
1.21.1 With NAD
+
or NADP
+
as acceptor
1.21.3 With oxygen as acceptor
1.21.4 With a disulfide as acceptor
1.21.98 With other, known, physiological acceptors
1.21.99 With unknown physiological acceptors
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)
1.99 Other enzymes using O
2
as oxidant (deleted subclass)
2 Transferases
2.1 Transferring one-carbon groups
2.2 Transferring aldehyde or ketonic groups
2.3 Acyltransferases
2.3.1 Transferring groups other than aminoacyl groups
2.3.2 Aminoacyltransferases
2.3.3 Acyl groups converted into alkyl groups on transfer
2.4 Glycosyltransferases
2.5 Transferring alkyl or aryl groups, other than methyl groups
2.6 Transferring nitrogenous groups
2.7 Transferring phosphorus-containing groups
2.8 Transferring sulfur-containing groups
2.9 Transferring selenium-containing groups
2.10 Transferring molybdenum- or tungsten-containing groups
3 Hydrolases
4 Lyases
5 Isomerases
6 Ligases
7 Translocases