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
1.6.1 With NAD
+
or NADP
+
as acceptor
1.6.2 With a heme protein as acceptor
1.6.3 With oxygen as acceptor
1.6.4 With a disulfide as acceptor (deleted sub-subclass)
1.6.5 With a quinone or similar compound as acceptor
1.6.6 With a nitrogenous group as acceptor
1.6.7 With an iron-sulfur protein as acceptor (deleted sub-subclass)
1.6.8 With a flavin as acceptor (deleted sub-subclass)
1.6.99 With unknown physiological acceptors
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
1.15 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
1.21 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
1.98 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
5.1 Racemases and epimerases
5.2
cis-trans-
Isomerases
5.3 Intramolecular oxidoreductases
5.4 Intramolecular transferases
5.5 Intramolecular lyases
5.5.1 Intramolecular lyases (only sub-subclass identified to date)
5.5.1.1 muconate cycloisomerase
5.5.1.2 3-carboxy-
cis
,
cis
-muconate cycloisomerase
5.5.1.3 tetrahydroxypteridine cycloisomerase
5.5.1.4 inositol-3-phosphate synthase
5.5.1.5 carboxy-
cis
,
cis
-muconate cyclase
5.5.1.6 chalcone isomerase
5.5.1.7 chloromuconate cycloisomerase
5.5.1.8 (+)-bornyl diphosphate synthase
5.5.1.9 cycloeucalenol cycloisomerase
5.5.1.10 α-pinene-oxide decyclase
5.5.1.11 dichloromuconate cycloisomerase
5.5.1.12 copalyl diphosphate synthase
5.5.1.13
ent
-copalyl diphosphate synthase
5.5.1.14
syn
-copalyl-diphosphate synthase
5.5.1.15 terpentedienyl-diphosphate synthase
5.5.1.16 halimadienyl-diphosphate synthase
5.5.1.17 (
S
)-β-macrocarpene synthase
5.5.1.18 lycopene ε-cyclase
5.5.1.19 lycopene β-cyclase
5.5.1.20 prosolanapyrone-III cycloisomerase
5.5.1.21 copal-8-ol diphosphate synthase
5.5.1.22 (–)-bornyl diphosphate synthase
5.5.1.23 aklanonic acid methyl ester cyclase
5.5.1.24 tocopherol cyclase
5.5.1.25 3,6-anhydro-
L
-galactonate cycloisomerase
5.5.1.26 nogalonic acid methyl ester cyclase
5.5.1.27
D
-galactarolactone cycloisomerase
5.5.1.28 (–)-kolavenyl diphosphate synthase
5.5.1.29 (+)-kolavenyl diphosphate synthase
5.5.1.30 labda-7,13-dienyl diphosphate synthase
5.5.1.31 hapalindole H synthase
5.5.1.32 12-
epi
-hapalindole U synthase
5.5.1.33 12-
epi
-fischerindole U synthase
5.5.1.34 (+)-
cis
,
trans
-nepetalactol synthase
5.5.1.35 (+)-
cis
,
cis
-nepetalactol synthase
5.6 Isomerases altering macromolecular conformation
5.99 Other isomerases
6 Ligases
7 Translocases