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.
aminopeptidase Ey (EC 3.4.11.20)
aminopeptidase Ey. EC 3.4.11.20.. Differs from other aminopeptidases in broad specificity for amino acids
aminopeptidase I (EC 3.4.11.22)
aminopeptidase I. EC 3.4.11.22.. Release of an N-terminal amino acid, preferably a neutral or hydrophobic
aminopeptidase S (EC 3.4.11.24)
aminopeptidase S. EC 3.4.11.24.. Release of an N-terminal amino acid with a preference for large
aminopeptidase Y (EC 3.4.11.15)
aminopeptidase Y. EC 3.4.11.15.. Preferentially, release of N-terminal lysine.
aminopyrimidine aminohydrolase (EC 3.5.99.2)
aminopyrimidine aminohydrolase. EC 3.5.99.2.. (1) 4-amino-5-aminomethyl-2-methylpyrimidine + H2O = 4-amino-5-
ammonia kinase (EC 2.7.3.8)
ammonia kinase. EC 2.7.3.8.. NH4(+) + ATP = phosphoramidate + ADP + 2 H(+).
ammonia monooxygenase (EC 1.14.99.39)
ammonia monooxygenase. EC 1.14.99.39.. AH2 + NH4(+) + O2 = hydroxylamine + A + H2O + H(+).
amorpha-4,11-diene 12 monooxygenase (EC 1.14.14.114)
amorpha-4,11-diene 12 monooxygenase. EC 1.14.14.114.. (+)-amorpha-4,11-diene + 3 reduced [NADPH--hemoprotein reductase] + 3 O2
amorpha-4,11-diene synthase (EC 4.2.3.24)
amorpha-4,11-diene synthase. EC 4.2.3.24.. (2E,6E)-farnesyl diphosphate = (+)-amorpha-4,11-diene + diphosphate.
AMP deaminase (EC 3.5.4.6)
AMP deaminase. EC 3.5.4.6.. AMP + H2O + H(+) = IMP + NH4(+).
AMP nucleosidase (EC 3.2.2.4)
AMP nucleosidase. EC 3.2.2.4.. AMP + H2O = D-ribose 5-phosphate + adenine.
AMP phosphorylase (EC 2.4.2.57)
AMP phosphorylase. EC 2.4.2.57.. (1) AMP + phosphate = alpha-D-ribose 1,5-bisphosphate + adenine.
AMP--thymidine kinase (EC 2.7.1.114)
AMP--thymidine kinase. EC 2.7.1.114.. thymidine + AMP = dTMP + adenosine.
AMP-polyphosphate phosphotransferase (EC 2.7.4.33)
AMP-polyphosphate phosphotransferase. EC 2.7.4.33.. [phosphate](n) + ADP = [phosphate](n+1) + AMP.
amygdalin beta-glucosidase (EC 3.2.1.117)
amygdalin beta-glucosidase. EC 3.2.1.117.. (R)-amygdalin + H2O = (R)-prunasin + D-glucose.
amylo-alpha-1,6-glucosidase (EC 3.2.1.33)
amylo-alpha-1,6-glucosidase. EC 3.2.1.33.. Hydrolysis of (1->6)-alpha-D-glucosidic branch linkages in glycogen
amylosucrase (EC 2.4.1.4)
amylosucrase. EC 2.4.1.4.. [(1->4)-alpha-D-glucosyl](n) + sucrose = [(1->4)-alpha-D-glucosyl](n+1) +
anaerobic carbon-monoxide dehydrogenase (EC 1.2.7.4)
anaerobic carbon-monoxide dehydrogenase. EC 1.2.7.4.. CO + 2 oxidized [2Fe-2S]-[ferredoxin] + H2O = 2 reduced [2Fe-2S]-
anaerobic magnesium-protoporphyrin IX monomethyl ester cyclase (EC 1.21.98.3)
anaerobic magnesium-protoporphyrin IX monomethyl ester cyclase. EC 1.21.98.3.. Mg-protoporphyrin IX 13-monomethyl ester + 3 S-adenosyl-L-methionine +
anaerobilin synthase (EC 2.1.1.342)
anaerobilin synthase. EC 2.1.1.342.. 2 reduced [flavodoxin] + heme b + 2 S-adenosyl-L-methionine = anaerobilin
ananain (EC 3.4.22.31)
ananain. EC 3.4.22.31.. Hydrolysis of proteins with broad specificity for peptide bonds. Best
androst-4-ene-3,17-dione monooxygenase (EC 1.14.99.12)
androst-4-ene-3,17-dione monooxygenase. EC 1.14.99.12.. androst-4-ene-3,17-dione + AH2 + O2 = testololactone + A + H2O.
angelicin synthase (EC 1.14.14.148)
angelicin synthase. EC 1.14.14.148.. (S)-columbianetin + reduced [NADPH--hemoprotein reductase] + O2 =
angiotensin-converting enzyme 2 (EC 3.4.17.23)
angiotensin-converting enzyme 2. EC 3.4.17.23.. angiotensin II + H2O = angiotensin-(1-7) + L-phenylalanine.
anhydro-N-acetylmuramic acid kinase (EC 2.7.1.170)
anhydro-N-acetylmuramic acid kinase. EC 2.7.1.170.. 1,6-anhydro-N-acetyl-beta-muramate + ATP + H2O = N-acetyl-D-muramate
anhydromevalonate phosphate decarboxylase (EC 4.1.1.126)
anhydromevalonate phosphate decarboxylase. EC 4.1.1.126.. (2E)-3-methyl-5-phosphooxypent-2-enoate + H(+) = isopentenyl phosphate +
anhydrosialidase (EC 4.2.2.15)
anhydrosialidase. EC 4.2.2.15.. Elimination of alpha-sialyl groups in N-acetylneuraminic acid glycosides,
anhydrotetracycline 6-monooxygenase (EC 1.14.13.38)
anhydrotetracycline 6-monooxygenase. EC 1.14.13.38.. anhydrotetracycline + NADPH + O2 + H(+) = 5a,11a-dehydrotetracycline +
ankyrin-repeat-histidine dioxagenase (EC 1.14.11.n4)
ankyrin-repeat-histidine dioxagenase. EC 1.14.11.n4.. (1) L-histidyl-[ankyrin-repeat domain protein] + 2-oxoglutarate + O2 =
anthocyanidin 3-O-coumaroylrutinoside 5-O-glucosyltransferase (EC 2.4.1.296)
anthocyanidin 3-O-coumaroylrutinoside 5-O-glucosyltransferase. EC 2.4.1.296.. an anthocyanidin 3-O-[2-O-(4-coumaroyl)-alpha-L-rhamnosyl-(1->6)-beta-D-
anthocyanidin 3-O-glucoside 2''-O-glucosyltransferase (EC 2.4.1.297)
anthocyanidin 3-O-glucoside 2''-O-glucosyltransferase. EC 2.4.1.297.. an anthocyanidin 3-O-beta-D-glucoside + UDP-alpha-D-glucose =
anthocyanidin 3-O-glucoside 2'''-O-xylosyltransferase (EC 2.4.2.51)
anthocyanidin 3-O-glucoside 2'''-O-xylosyltransferase. EC 2.4.2.51.. an anthocyanidin 3-O-beta-D-glucoside + UDP-alpha-D-xylose =
anthocyanidin 3-O-glucoside 5-O-glucosyltransferase (EC 2.4.1.298)
anthocyanidin 3-O-glucoside 5-O-glucosyltransferase. EC 2.4.1.298.. an anthocyanidin 3-O-beta-D-glucoside + UDP-alpha-D-glucose =
anthocyanidin 3-O-glucoside 6''-O-acyltransferase (EC 2.3.1.215)
anthocyanidin 3-O-glucoside 6''-O-acyltransferase. EC 2.3.1.215.. an anthocyanidin 3-O-beta-D-glucoside + (E)-4-coumaroyl-CoA =
anthocyanidin 3-O-glucosyltransferase (EC 2.4.1.115)
anthocyanidin 3-O-glucosyltransferase. EC 2.4.1.115.. an anthocyanidin + UDP-alpha-D-glucose + H(+) = an anthocyanidin 3-O-
anthocyanidin reductase [(2R,3R)-flavan-3-ol-forming] (EC 1.3.1.77)
anthocyanidin reductase [(2R,3R)-flavan-3-ol-forming]. EC 1.3.1.77.. (1) a (2R,3R)-flavan-3-ol + 2 NAD(+) = an anthocyanidin with a 3-hydroxy
anthocyanidin reductase [(2S)-flavan-3-ol-forming] (EC 1.3.1.112)
anthocyanidin reductase [(2S)-flavan-3-ol-forming]. EC 1.3.1.112.. (1) a (2S,3R)-flavan-3-ol + 2 NADP(+) = an anthocyanidin with a 3-hydroxy
anthocyanidin synthase (EC 1.14.20.4)
anthocyanidin synthase. EC 1.14.20.4.. a (2R,3S,4S)-leucoanthocyanidin + 2-oxoglutarate + O2 = a 4-H-
anthocyanin 3-O-sambubioside 5-O-glucosyltransferase (EC 2.4.1.295)
anthocyanin 3-O-sambubioside 5-O-glucosyltransferase. EC 2.4.1.295.. an anthocyanidin 3-O-beta-D-sambubioside + UDP-alpha-D-glucose =
anthocyanin 5-(6'''-hydroxycinnamoyltransferase) (EC 2.3.1.153)
anthocyanin 5-(6'''-hydroxycinnamoyltransferase). EC 2.3.1.153.. an anthocyanidin 3,5-di-O-beta-D-glucoside + (E)-4-coumaroyl-CoA =
anthocyanin 5-O-glucoside 6'''-O-malonyltransferase (EC 2.3.1.172)
anthocyanin 5-O-glucoside 6'''-O-malonyltransferase. EC 2.3.1.172.. pelargonidin 3-O-(6-O-[(E)-caffeoyl]-beta-D-glucoside) 5-O-beta-D-
anthocyanin 6''-O-malonyltransferase (EC 2.3.1.171)
anthocyanin 6''-O-malonyltransferase. EC 2.3.1.171.. an anthocyanidin 3-O-beta-D-glucoside + malonyl-CoA = an anthocyanidin
anthranilate 1,2-dioxygenase (deaminating, decarboxylating) (EC 1.14.12.1)
anthranilate 1,2-dioxygenase (deaminating, decarboxylating). EC 1.14.12.1.. (1) anthranilate + NADPH + O2 + 3 H(+) = catechol + NH4(+) + CO2 +
anthranilate 3-monooxygenase (deaminating) (EC 1.14.13.35)
anthranilate 3-monooxygenase (deaminating). EC 1.14.13.35.. anthranilate + NADPH + O2 + 2 H(+) = 2,3-dihydroxybenzoate + NH4(+) +
anthranilate 3-monooxygenase (FAD) (EC 1.14.14.8)
anthranilate 3-monooxygenase (FAD). EC 1.14.14.8.. anthranilate + FADH2 + O2 = 3-hydroxyanthranilate + FAD + H2O + H(+).
anthranilate N-benzoyltransferase (EC 2.3.1.144)
anthranilate N-benzoyltransferase. EC 2.3.1.144.. anthranilate + benzoyl-CoA = N-benzoylanthranilate + CoA.
anthranilate N-malonyltransferase (EC 2.3.1.113)
anthranilate N-malonyltransferase. EC 2.3.1.113.. anthranilate + malonyl-CoA = N-malonylanthranilate + CoA.
anthranilate N-methyltransferase (EC 2.1.1.111)
anthranilate N-methyltransferase. EC 2.1.1.111.. anthranilate + S-adenosyl-L-methionine = N-methylanthranilate +
anthranilate O-methyltransferase (EC 2.1.1.277)
anthranilate O-methyltransferase. EC 2.1.1.277.. anthranilate + S-adenosyl-L-methionine = O-methyl anthranilate +
anthranilate phosphoribosyltransferase (EC 2.4.2.18)
anthranilate phosphoribosyltransferase. EC 2.4.2.18.. N-(5-phospho-beta-D-ribosyl)anthranilate + diphosphate = 5-phospho-alpha-
anthranilate synthase (EC 4.1.3.27)
anthranilate synthase. EC 4.1.3.27.. chorismate + L-glutamine = anthranilate + pyruvate + L-glutamate + H(+).
anthranilate--CoA ligase (EC 6.2.1.32)
anthranilate--CoA ligase. EC 6.2.1.32.. anthranilate + ATP + CoA = anthraniloyl-CoA + AMP + diphosphate.
anthraniloyl-CoA anthraniloyltransferase (EC 2.3.1.262)
anthraniloyl-CoA anthraniloyltransferase. EC 2.3.1.262.. anthraniloyl-CoA + malonyl-CoA + H(+) = (2-aminobenzoyl)acetyl-CoA +
anthraniloyl-CoA monooxygenase (EC 1.14.13.40)
anthraniloyl-CoA monooxygenase. EC 1.14.13.40.. (1) anthraniloyl-CoA + 2 NADPH + O2 + 2 H(+) = 2-amino-5-oxocyclohex-1-
anthrax lethal factor endopeptidase (EC 3.4.24.83)
anthrax lethal factor endopeptidase. EC 3.4.24.83.. Preferred amino acids around the cleavage site can be denoted
aphidicolan-16beta-ol synthase (EC 4.2.3.42)
aphidicolan-16beta-ol synthase. EC 4.2.3.42.. 9alpha-copalyl diphosphate + H2O = aphidicolan-16beta-ol + diphosphate.
apigenin 4'-O-methyltransferase (EC 2.1.1.75)
apigenin 4'-O-methyltransferase. EC 2.1.1.75.. apigenin + S-adenosyl-L-methionine = acacetin + S-adenosyl-L-homocysteine
apiose 1-reductase (EC 1.1.1.114)
apiose 1-reductase. EC 1.1.1.114.. D-apiitol + NAD(+) = aldehydo-D-apiose + NADH + H(+).
apo-salmochelin esterase (EC 3.1.1.107)
apo-salmochelin esterase. EC 3.1.1.107.. (1) enterobactin + H2O = N-(2,3-dihydroxybenzoyl)-L-serine trimer.
apolipoprotein N-acyltransferase (EC 2.3.1.269)
apolipoprotein N-acyltransferase. EC 2.3.1.269.. N-terminal S-1,2-diacyl-sn-glyceryl-L-cysteinyl-[lipoprotein] +