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.
isoelisabethatriene synthase (EC 4.2.3.203)
isoelisabethatriene synthase. EC 4.2.3.203.. (2E,6E,10E)-geranylgeranyl diphosphate = isoelisabethatriene +
isoeugenol monooxygenase (EC 1.13.11.88)
isoeugenol monooxygenase. EC 1.13.11.88.. (E)-isoeugenol + O2 = vanillin + acetaldehyde.
isoeugenol synthase (EC 1.1.1.319)
isoeugenol synthase. EC 1.1.1.319.. (E)-isoeugenol + acetate + NADP(+) = (E)-coniferyl acetate + NADPH.
isoflavone 2'-hydroxylase (EC 1.14.14.90)
isoflavone 2'-hydroxylase. EC 1.14.14.90.. a 2'-unsubstituted isoflavone + reduced [NADPH--hemoprotein reductase] +
isoflavone 3'-hydroxylase (EC 1.14.14.88)
isoflavone 3'-hydroxylase. EC 1.14.14.88.. formononetin + reduced [NADPH--hemoprotein reductase] + O2 = calycosin +
isoflavone 3'-O-methyltransferase (EC 2.1.1.398)
isoflavone 3'-O-methyltransferase. EC 2.1.1.398.. a 3'-hydroxyisoflavone + S-adenosyl-L-methionine = a 3'-methoxyisoflavone
isoflavone 4'-O-methyltransferase (EC 2.1.1.46)
isoflavone 4'-O-methyltransferase. EC 2.1.1.46.. a 4'-hydroxyisoflavone + S-adenosyl-L-methionine = a 4'-methoxyisoflavone
isoflavone 7-O-glucosyltransferase (EC 2.4.1.170)
isoflavone 7-O-glucosyltransferase. EC 2.4.1.170.. a 7-hydroxyisoflavone + UDP-alpha-D-glucose = a 7-hydroxyisoflavone 7-O-
isoflavone 7-O-methyltransferase (EC 2.1.1.150)
isoflavone 7-O-methyltransferase. EC 2.1.1.150.. a 7-hydroxyisoflavone + S-adenosyl-L-methionine = a 7-methoxyisoflavone +
isoflavone-7-O-beta-glucoside 6''-O-malonyltransferase (EC 2.3.1.115)
isoflavone-7-O-beta-glucoside 6''-O-malonyltransferase. EC 2.3.1.115.. biochanin A 7-O-beta-D-glucoside + malonyl-CoA = biochanin A 7-O-beta-D-
isohexenylglutaconyl-CoA hydratase (EC 4.2.1.57)
isohexenylglutaconyl-CoA hydratase. EC 4.2.1.57.. 3-hydroxy-3-(4-methylpent-3-en-1-yl)glutaryl-CoA = 3-(4-methylpent-3-
isoleucine 2-epimerase (EC 5.1.1.21)
isoleucine 2-epimerase. EC 5.1.1.21.. L-isoleucine = D-allo-isoleucine.
isoleucine N-monooxygenase (EC 1.14.14.39)
isoleucine N-monooxygenase. EC 1.14.14.39.. L-isoleucine + 2 reduced [NADPH--hemoprotein reductase] + 2 O2 = (1E,2S)-
isoleucine--tRNA ligase (EC 6.1.1.5)
isoleucine--tRNA ligase. EC 6.1.1.5.. tRNA(Ile) + L-isoleucine + ATP = L-isoleucyl-tRNA(Ile) + AMP +
isoliquiritigenin 2'-O-methyltransferase (EC 2.1.1.154)
isoliquiritigenin 2'-O-methyltransferase. EC 2.1.1.154.. isoliquiritigenin + S-adenosyl-L-methionine = 2'-O-
isomaltose glucohydrolase (EC 3.2.1.205)
isomaltose glucohydrolase. EC 3.2.1.205.. isomaltose + H2O = beta-D-glucose + D-glucose.
isomaltosyltransferase (EC 2.4.1.387)
isomaltosyltransferase. EC 2.4.1.387.. (1) 2 alpha-isomaltosyl-(1->4)-D-maltotriose = alpha-isomaltosyl-(1->3)-
isomaltulose synthase (EC 5.4.99.11)
isomaltulose synthase. EC 5.4.99.11.. sucrose = 6-O-alpha-D-glucopyranosyl-D-fructose.
isomultiflorenol synthase (EC 5.4.99.36)
isomultiflorenol synthase. EC 5.4.99.36.. (S)-2,3-epoxysqualene = isomultiflorenol.
isonitrile lipopeptide synthase (EC 2.3.1.329)
isonitrile lipopeptide synthase. EC 2.3.1.329.. L-lysyl-[peptidyl-carrier protein] + 2 (3R)-3-isocyanylbutanoyl-[ACP] +
isonocardicin synthase (EC 2.5.1.38)
isonocardicin synthase. EC 2.5.1.38.. nocardicin G + S-adenosyl-L-methionine = isonocardicin C + S-methyl-
isoorientin 3'-O-methyltransferase (EC 2.1.1.78)
isoorientin 3'-O-methyltransferase. EC 2.1.1.78.. isoorientin + S-adenosyl-L-methionine = isoscoparin + S-adenosyl-L-
isopenicillin-N epimerase (EC 5.1.1.17)
isopenicillin-N epimerase. EC 5.1.1.17.. isopenicillin N = penicillin N.
isopenicillin-N N-acyltransferase (EC 2.3.1.164)
isopenicillin-N N-acyltransferase. EC 2.3.1.164.. isopenicillin N + phenylacetyl-CoA + H2O = penicillin G + L-2-
isopenicillin-N synthase (EC 1.21.3.1)
isopenicillin-N synthase. EC 1.21.3.1.. N-[(5S)-5-amino-5-carboxypentanoyl]-L-cysteinyl-D-valine + O2 =
isopentenyl phosphate kinase (EC 2.7.4.26)
isopentenyl phosphate kinase. EC 2.7.4.26.. isopentenyl phosphate + ATP = isopentenyl diphosphate + ADP.
isopentenyl-diphosphate Delta-isomerase (EC 5.3.3.2)
isopentenyl-diphosphate Delta-isomerase. EC 5.3.3.2.. isopentenyl diphosphate = dimethylallyl diphosphate.
isophthalate--CoA ligase (EC 6.2.1.58)
isophthalate--CoA ligase. EC 6.2.1.58.. isophthalate + ATP + CoA = isophthalyl-CoA + AMP + diphosphate.
isophthalyl-CoA decarboxylase (EC 4.1.1.118)
isophthalyl-CoA decarboxylase. EC 4.1.1.118.. isophthalyl-CoA + H(+) = benzoyl-CoA + CO2.
isopimara-7,15-diene synthase (EC 4.2.3.44)
isopimara-7,15-diene synthase. EC 4.2.3.44.. (+)-copalyl diphosphate = isopimara-7,15-diene + diphosphate.
isopiperitenol dehydrogenase (EC 1.1.1.223)
isopiperitenol dehydrogenase. EC 1.1.1.223.. (1S,6R)-isopiperitenol + NAD(+) = (6R)-isopiperitenone + NADH + H(+).
isopiperitenone Delta-isomerase (EC 5.3.3.11)
isopiperitenone Delta-isomerase. EC 5.3.3.11.. isopiperitenone = piperitenone.
isoprene synthase (EC 4.2.3.27)
isoprene synthase. EC 4.2.3.27.. dimethylallyl diphosphate = isoprene + diphosphate.
isoprene-epoxide--glutathione S-transferase (EC 4.4.1.34)
isoprene-epoxide--glutathione S-transferase. EC 4.4.1.34.. 2-glutathionyl-2-methylbut-3-en-1-ol = (3R)-3,4-epoxy-3-methylbut-1-ene +
isopropanol dehydrogenase (NADP(+)) (EC 1.1.1.80)
isopropanol dehydrogenase (NADP(+)). EC 1.1.1.80.. propan-2-ol + NADP(+) = acetone + NADPH + H(+).
isopullulanase (EC 3.2.1.57)
isopullulanase. EC 3.2.1.57.. Hydrolysis of pullulan to isopanose (6-alpha-maltosylglucose).
isopyridoxal dehydrogenase (5-pyridoxate-forming) (EC 1.2.1.102)
isopyridoxal dehydrogenase (5-pyridoxate-forming). EC 1.2.1.102.. isopyridoxal + NAD(+) + H2O = 5-pyridoxate + NADH + 2 H(+).
isopyridoxal dehydrogenase (5-pyridoxolactone-forming) (EC 1.1.1.416)
isopyridoxal dehydrogenase (5-pyridoxolactone-forming). EC 1.1.1.416.. isopyridoxal + NAD(+) = 5-pyridoxolactone + NADH + H(+).
isoquinoline 1-oxidoreductase (EC 1.3.99.16)
isoquinoline 1-oxidoreductase. EC 1.3.99.16.. isoquinoline + A + H2O = isoquinolin-1(2H)-one + AH2.
isotuberculosinol synthase (EC 3.1.7.9)
isotuberculosinol synthase. EC 3.1.7.9.. tuberculosinyl diphosphate + H2O = (13S)-isotuberculosinol + diphosphate.
isovaleryl-CoA dehydrogenase (EC 1.3.8.4)
isovaleryl-CoA dehydrogenase. EC 1.3.8.4.. 3-methylbutanoyl-CoA + oxidized [electron-transfer flavoprotein] + H(+) =
isovaleryl-homoserine lactone synthase (EC 2.3.1.228)
isovaleryl-homoserine lactone synthase. EC 2.3.1.228.. 3-methylbutanoyl-CoA + S-adenosyl-L-methionine = N-isovaleryl-L-
isovitexin beta-glucosyltransferase (EC 2.4.1.106)
isovitexin beta-glucosyltransferase. EC 2.4.1.106.. isovitexin + UDP-alpha-D-glucose = isovitexin 2''-O-beta-D-glucoside +
itaconyl-CoA hydratase (EC 4.2.1.56)
itaconyl-CoA hydratase. EC 4.2.1.56.. (3S)-citramalyl-CoA = itaconyl-CoA + H2O.
jararhagin (EC 3.4.24.73)
jararhagin. EC 3.4.24.73.. Cleavage of 10-His-|-Leu-11, 14-Ala-|-Leu-15, 16-Tyr-|-Leu-17 and
jasmomic acid 12-hydroxylase (EC 1.14.13.228)
jasmomic acid 12-hydroxylase. EC 1.14.13.228.. jasmonate + NADPH + O2 + H(+) = (1R,2R)-12-hydroxyjasmonate + NADP(+) +
jasmonate O-methyltransferase (EC 2.1.1.141)
jasmonate O-methyltransferase. EC 2.1.1.141.. jasmonate + S-adenosyl-L-methionine = methyl (-)-jasmonate + S-adenosyl-
jasmonoyl--L-amino acid ligase (EC 6.3.2.52)
jasmonoyl--L-amino acid ligase. EC 6.3.2.52.. a jasmonate + an L-alpha-amino acid + ATP = a jasmonyl-L-amino acid +
jasmonoyl-L-amino acid 12-hydroxylase (EC 1.14.14.48)
jasmonoyl-L-amino acid 12-hydroxylase. EC 1.14.14.48.. a jasmonyl-L-amino acid + reduced [NADPH--hemoprotein reductase] + O2 =
jasmonoyl-L-amino acid hydrolase (EC 3.5.1.127)
jasmonoyl-L-amino acid hydrolase. EC 3.5.1.127.. a jasmonyl-L-amino acid + H2O = a jasmonate + an L-alpha-amino acid.
juglone 3-hydroxylase (EC 1.17.3.4)
juglone 3-hydroxylase. EC 1.17.3.4.. 2 juglone + O2 = 2 3,5-dihydroxy-1,4-naphthoquinone + 2 H(+).
juvenile hormone-III synthase (EC 2.1.1.325)
juvenile hormone-III synthase. EC 2.1.1.325.. (1) (2E,6E)-farnesoate + S-adenosyl-L-methionine = methyl (2E,6E)-
juvenile-hormone esterase (EC 3.1.1.59)
juvenile-hormone esterase. EC 3.1.1.59.. (1) juvenile hormone I + H2O = juvenile hormone I carboxylate + methanol
kaempferol 3-O-galactosyltransferase (EC 2.4.1.234)
kaempferol 3-O-galactosyltransferase. EC 2.4.1.234.. kaempferol + UDP-alpha-D-galactose = kaempferol 3-O-beta-D-galactoside +
kaempferol 3-O-xylosyltransferase (EC 2.4.2.56)
kaempferol 3-O-xylosyltransferase. EC 2.4.2.56.. kaempferol + UDP-alpha-D-xylose = kaempferol 3-O-beta-D-xyloside + UDP +
kaempferol 4'-O-methyltransferase (EC 2.1.1.155)
kaempferol 4'-O-methyltransferase. EC 2.1.1.155.. kaempferol + S-adenosyl-L-methionine = kaempferide + S-adenosyl-L-
kallikrein 13 (EC 3.4.21.119)
kallikrein 13. EC 3.4.21.119.. Hydrolyzes mouse Ren2 protein (a species of prorenin present in the
kallikrein 8 (EC 3.4.21.118)
kallikrein 8. EC 3.4.21.118.. Cleavage of amide substrates following the basic amino acids Arg or Lys
kanamycin B dioxygenase (EC 1.14.11.37)
kanamycin B dioxygenase. EC 1.14.11.37.. kanamycin B + 2-oxoglutarate + O2 = 2'-dehydrokanamycin A + succinate +
kanamycin kinase (EC 2.7.1.95)
kanamycin kinase. EC 2.7.1.95.. kanamycin A + ATP = kanamycin 3'-phosphate + ADP + H(+).