Enzymes A-Z
Complete database of 6965 enzymes with EC numbers, catalytic activities, alternative names, and UniProt cross-references. Browse by EC class or search for specific enzymes.
Enzymes A-Z
Complete database of 6965 enzymes with EC numbers, catalytic activities, alternative names, and UniProt cross-references. Browse by EC class or search for specific enzymes.
cyclomaltodextrin glucanotransferase (EC 2.4.1.19)
cyclomaltodextrin glucanotransferase. EC 2.4.1.19.. Cyclizes part of a (1->4)-alpha-D-glucan chain by formation of a (1->4)-
cyclomaltodextrinase (EC 3.2.1.54)
cyclomaltodextrinase. EC 3.2.1.54.. cyclomaltodextrin + H2O = linear maltodextrin.
cyclooctat-9-en-7-ol 5-monooxygenase (EC 1.14.99.61)
cyclooctat-9-en-7-ol 5-monooxygenase. EC 1.14.99.61.. cyclooctat-9-en-7-ol + AH2 + O2 = cyclooctat-9-ene-5,7-diol + A + H2O.
cyclooctat-9-en-7-ol synthase (EC 4.2.3.146)
cyclooctat-9-en-7-ol synthase. EC 4.2.3.146.. geranylgeranyl diphosphate + H2O = cyclooctat-9-en-7-ol + diphosphate.
cyclooctatin synthase (EC 1.14.99.62)
cyclooctatin synthase. EC 1.14.99.62.. cyclooctat-9-ene-5,7-diol + AH2 + O2 = cyclooctatin + A + H2O.
cyclopenase (EC 4.1.99.27)
cyclopenase. EC 4.1.99.27.. (-)-cyclopenine = viridicatin + methyl isocyanate + H(+).
cyclopentanol dehydrogenase (EC 1.1.1.163)
cyclopentanol dehydrogenase. EC 1.1.1.163.. cyclopentanol + NAD(+) = cyclopentanone + NADH + H(+).
cyclopentanone monooxygenase (EC 1.14.13.16)
cyclopentanone monooxygenase. EC 1.14.13.16.. cyclopentanone + NADPH + O2 + H(+) = 5-valerolactone + NADP(+) + H2O.
cyclopeptine synthase (EC 6.3.2.40)
cyclopeptine synthase. EC 6.3.2.40.. anthranilate + L-phenylalanine + S-adenosyl-L-methionine + 2 ATP =
cyclopropane-fatty-acyl-phospholipid synthase (EC 2.1.1.79)
cyclopropane-fatty-acyl-phospholipid synthase. EC 2.1.1.79.. a 1-acyl-2-(9Z)-enoyl-sn-glycero-3-phospholipid + S-adenosyl-L-methionine
cypemycin cysteine dehydrogenase (decarboxylating) (EC 1.3.99.36)
cypemycin cysteine dehydrogenase (decarboxylating). EC 1.3.99.36.. [cypemycin](1-18)-L-Cys-L-Leu-L-Val-L-Cys + A = C(3,19),S(21)-
cypemycin N-terminal methyltransferase (EC 2.1.1.301)
cypemycin N-terminal methyltransferase. EC 2.1.1.301.. N-terminal L-alanyl-[cypemycin] + 2 S-adenosyl-L-methionine = N-terminal
Cypridina-luciferin 2-monooxygenase (EC 1.13.12.6)
Cypridina-luciferin 2-monooxygenase. EC 1.13.12.6.. Cypridina luciferin + O2 = oxidized Cypridina luciferin + hnu + CO2.
cystathionine beta-synthase (EC 4.2.1.22)
cystathionine beta-synthase. EC 4.2.1.22.. L-homocysteine + L-serine = L,L-cystathionine + H2O.
cystathionine beta-synthase (O-acetyl-L-serine) (EC 2.5.1.134)
cystathionine beta-synthase (O-acetyl-L-serine). EC 2.5.1.134.. O-acetyl-L-serine + L-homocysteine = L,L-cystathionine + acetate + H(+).
cystathionine gamma-lyase (EC 4.4.1.1)
cystathionine gamma-lyase. EC 4.4.1.1.. L,L-cystathionine + H2O = 2-oxobutanoate + L-cysteine + NH4(+).
cystathionine gamma-synthase (EC 2.5.1.48)
cystathionine gamma-synthase. EC 2.5.1.48.. O-succinyl-L-homoserine + L-cysteine = L,L-cystathionine + succinate +
cysteamine dioxygenase (EC 1.13.11.19)
cysteamine dioxygenase. EC 1.13.11.19.. cysteamine + O2 = hypotaurine + H(+).
cysteate synthase (EC 2.5.1.76)
cysteate synthase. EC 2.5.1.76.. O-phospho-L-serine + sulfite + H(+) = L-cysteate + phosphate.
cysteine desulfurase (EC 2.8.1.7)
cysteine desulfurase. EC 2.8.1.7.. (sulfur carrier)-H + L-cysteine = (sulfur carrier)-SH + L-alanine.
cysteine dioxygenase (EC 1.13.11.20)
cysteine dioxygenase. EC 1.13.11.20.. L-cysteine + O2 = 3-sulfino-L-alanine + H(+).
cysteine lyase (EC 4.4.1.10)
cysteine lyase. EC 4.4.1.10.. sulfite + L-cysteine = L-cysteate + hydrogen sulfide.
cysteine synthase (EC 2.5.1.47)
cysteine synthase. EC 2.5.1.47.. O-acetyl-L-serine + hydrogen sulfide = L-cysteine + acetate.
cysteine transaminase (EC 2.6.1.3)
cysteine transaminase. EC 2.6.1.3.. L-cysteine + 2-oxoglutarate = 2-oxo-3-sulfanylpropanoate + L-glutamate.
cysteine--tRNA ligase (EC 6.1.1.16)
cysteine--tRNA ligase. EC 6.1.1.16.. tRNA(Cys) + L-cysteine + ATP = L-cysteinyl-tRNA(Cys) + AMP + diphosphate.
cysteine-conjugate transaminase (EC 2.6.1.75)
cysteine-conjugate transaminase. EC 2.6.1.75.. S-(4-bromophenyl)-L-cysteine + 2-oxoglutarate =
cysteine-dependent adenosine diphosphate thiazole synthase (EC 2.4.2.60)
cysteine-dependent adenosine diphosphate thiazole synthase. EC 2.4.2.60.. [ADP-thiazole synthase]-L-cysteine + glycine + NAD(+) = [ADP-thiazole
cysteine-S-conjugate beta-lyase (EC 4.4.1.13)
cysteine-S-conjugate beta-lyase. EC 4.4.1.13.. an S-substituted L-cysteine + H2O = a thiol + pyruvate + NH4(+).
cysteine-S-conjugate N-acetyltransferase (EC 2.3.1.80)
cysteine-S-conjugate N-acetyltransferase. EC 2.3.1.80.. an S-substituted L-cysteine + acetyl-CoA = an N-acetyl-L-cysteine-S-
cysteine-type anaerobic sulfatase-maturating enzyme (EC 1.8.98.7)
cysteine-type anaerobic sulfatase-maturating enzyme. EC 1.8.98.7.. L-cysteinyl-[sulfatase] + S-adenosyl-L-methionine + H2O = 3-oxo-L-alanyl-
cysteinylglycine-S-conjugate dipeptidase (EC 3.4.13.23)
cysteinylglycine-S-conjugate dipeptidase. EC 3.4.13.23.. an S-substituted L-cysteinylglycine + H2O = an S-substituted L-cysteine +
cystine reductase (EC 1.8.1.6)
cystine reductase. EC 1.8.1.6.. 2 L-cysteine + NAD(+) = L-cystine + NADH + H(+).
cystinyl aminopeptidase (EC 3.4.11.3)
cystinyl aminopeptidase. EC 3.4.11.3.. Release of an N-terminal amino acid, Cys-|-Xaa-, in which the half-
cytidine deaminase (EC 3.5.4.5)
cytidine deaminase. EC 3.5.4.5.. (1) cytidine + H2O + H(+) = uridine + NH4(+).
cytidine diphosphoramidate kinase (EC 2.7.1.224)
cytidine diphosphoramidate kinase. EC 2.7.1.224.. cytidine 5'-diphosphoramidate + ATP = cytidine 3'-phospho-
cytidine kinase (EC 2.7.1.213)
cytidine kinase. EC 2.7.1.213.. cytidine + ATP = CMP + ADP + H(+).
cytidylate cyclase (EC 4.6.1.6)
cytidylate cyclase. EC 4.6.1.6.. CTP = 3',5'-cyclic CMP + diphosphate.
cytidylyl-2-hydroxyethylphosphonate methyltransferase (EC 2.1.1.308)
cytidylyl-2-hydroxyethylphosphonate methyltransferase. EC 2.1.1.308.. cytidine 5'-{[hydroxy(2-hydroxyethyl)phosphonoyl]phosphate} + AH2 +
cytochrome-b5 reductase (EC 1.6.2.2)
cytochrome-b5 reductase. EC 1.6.2.2.. 2 Fe(III)-[cytochrome b5] + NADH = 2 Fe(II)-[cytochrome b5] + NAD(+) +
cytochrome-c oxidase (EC 7.1.1.9)
cytochrome-c oxidase. EC 7.1.1.9.. 4 Fe(II)-[cytochrome c] + O2 + 8 H(+)(in) = 4 Fe(III)-[cytochrome c] +
cytochrome-c peroxidase (EC 1.11.1.5)
cytochrome-c peroxidase. EC 1.11.1.5.. 2 Fe(II)-[cytochrome c] + H2O2 + 2 H(+) = 2 Fe(III)-[cytochrome c] +
cytochrome-c3 hydrogenase (EC 1.12.2.1)
cytochrome-c3 hydrogenase. EC 1.12.2.1.. 2 Fe(III)-[cytochrome c3] + H2 = 2 Fe(II)-[cytochrome c3] + 2 H(+).
cytokinin 7-beta-glucosyltransferase (EC 2.4.1.118)
cytokinin 7-beta-glucosyltransferase. EC 2.4.1.118.. an N(6)-alkylaminopurine + UDP-alpha-D-glucose = an N(6)-alkylamino-7-
cytokinin dehydrogenase (EC 1.5.99.12)
cytokinin dehydrogenase. EC 1.5.99.12.. N(6)-dimethylallyladenine + A + H2O = 3-methyl-2-butenal + adenine + AH2.
cytokinin riboside 5'-monophosphate phosphoribohydrolase (EC 3.2.2.n1)
cytokinin riboside 5'-monophosphate phosphoribohydrolase. EC 3.2.2.n1.. (1) N(6)-(dimethylallyl)adenosine 5'-phosphate + H2O = N(6)-
cytosine deaminase (EC 3.5.4.1)
cytosine deaminase. EC 3.5.4.1.. cytosine + H2O + H(+) = uracil + NH4(+).
cytosol alanyl aminopeptidase (EC 3.4.11.14)
cytosol alanyl aminopeptidase. EC 3.4.11.14.. Release of an N-terminal amino acid, preferentially alanine, from a wide
cytosol non-specific dipeptidase (EC 3.4.13.18)
cytosol non-specific dipeptidase. EC 3.4.13.18.. Hydrolysis of dipeptides, preferentially hydrophobic dipeptides including
D-2-hydroxyacid dehydrogenase (NAD(+)) (EC 1.1.1.345)
D-2-hydroxyacid dehydrogenase (NAD(+)). EC 1.1.1.345.. a (2R)-2-hydroxycarboxylate + NAD(+) = a 2-oxocarboxylate + NADH + H(+).
D-2-hydroxyacid dehydrogenase (NADP(+)) (EC 1.1.1.272)
D-2-hydroxyacid dehydrogenase (NADP(+)). EC 1.1.1.272.. a (2R)-2-hydroxycarboxylate + NADP(+) = a 2-oxocarboxylate + NADPH +
D-2-hydroxyacid dehydrogenase (quinone) (EC 1.1.5.10)
D-2-hydroxyacid dehydrogenase (quinone). EC 1.1.5.10.. a (2R)-2-hydroxycarboxylate + a quinone = a 2-oxocarboxylate + a quinol.
D-2-hydroxyglutarate dehydrogenase (EC 1.1.99.39)
D-2-hydroxyglutarate dehydrogenase. EC 1.1.99.39.. (R)-2-hydroxyglutarate + A = 2-oxoglutarate + AH2.
D-4-hydroxyphenylglycine transaminase (EC 2.6.1.72)
D-4-hydroxyphenylglycine transaminase. EC 2.6.1.72.. D-4-hydroxyphenylglycine + 2-oxoglutarate = 4-hydroxyphenylglyoxylate +
D-Ala-D-Ala dipeptidase (EC 3.4.13.22)
D-Ala-D-Ala dipeptidase. EC 3.4.13.22.. D-alanyl-D-alanine + H2O = 2 D-alanine.
D-alanine 2-hydroxymethyltransferase (EC 2.1.2.7)
D-alanine 2-hydroxymethyltransferase. EC 2.1.2.7.. (6R)-5,10-methylene-5,6,7,8-tetrahydrofolate + D-alanine + H2O =
D-alanine gamma-glutamyltransferase (EC 2.3.2.14)
D-alanine gamma-glutamyltransferase. EC 2.3.2.14.. D-alanine + L-glutamine = gamma-L-glutamyl-D-alanine + NH4(+).
D-alanine--(R)-lactate ligase (EC 6.1.2.1)
D-alanine--(R)-lactate ligase. EC 6.1.2.1.. (R)-lactate + D-alanine + ATP = D-alanyl-(R)-lactate + ADP + phosphate.
D-alanine--[D-alanyl-carrier protein] ligase (EC 6.2.1.54)
D-alanine--[D-alanyl-carrier protein] ligase. EC 6.2.1.54.. holo-[D-alanyl-carrier protein] + D-alanine + ATP = D-alanyl-[D-alanyl-
D-alanine--alanyl-poly(glycerolphosphate) ligase (EC 6.3.2.16)
D-alanine--alanyl-poly(glycerolphosphate) ligase. EC 6.3.2.16.. ATP + D-alanine + alanyl-poly(glycerolphosphate) = ADP + phosphate +
D-alanine--D-alanine ligase (EC 6.3.2.4)
D-alanine--D-alanine ligase. EC 6.3.2.4.. 2 D-alanine + ATP = D-alanyl-D-alanine + ADP + phosphate + H(+).