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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.

3-sulfolactaldehyde dehydrogenase (EC 1.2.1.97)

3-sulfolactaldehyde dehydrogenase. EC 1.2.1.97.. (1) (2S)-3-sulfolactaldehyde + NADP(+) + H2O = (2S)-3-sulfolactate +

3-vinylbacteriochlorophyllide d 3(1)-hydratase (EC 4.2.1.169)

3-vinylbacteriochlorophyllide d 3(1)-hydratase. EC 4.2.1.169.. a bacteriochlorophyllide d = a 3-vinylbacteriochlorophyllide d + H2O.

3,17-didehydrostemmadenine reductase (EC 1.5.1.56)

3,17-didehydrostemmadenine reductase. EC 1.5.1.56.. 17-dehydrostemmadenine + NADP(+) = 3,17-didehydrostemmadenine + NADPH.

3,4-dehydroadipyl-CoA semialdehyde dehydrogenase (NADP(+)) (EC 1.2.1.77)

3,4-dehydroadipyl-CoA semialdehyde dehydrogenase (NADP(+)). EC 1.2.1.77.. (3Z)-6-oxohex-3-enoyl-CoA + NADP(+) + H2O = cis-3,4-dehydroadipyl-CoA +

3,4-dichloroaniline N-malonyltransferase (EC 2.3.1.114)

3,4-dichloroaniline N-malonyltransferase. EC 2.3.1.114.. 3,4-dichloroaniline + malonyl-CoA = N-(3,4-dichlorophenyl)malonamate +

3,4-dihydroxy-2-butanone-4-phosphate synthase (EC 4.1.99.12)

3,4-dihydroxy-2-butanone-4-phosphate synthase. EC 4.1.99.12.. D-ribulose 5-phosphate = (2S)-2-hydroxy-3-oxobutyl phosphate + formate +

3,4-dihydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione 4,5- (EC 1.13.11.25)

3,4-dihydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione 4,5-. EC 1.13.11.25.. 3,4-dihydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione + O2 =

3,4-dihydroxybenzoate--[aryl-carrier protein] ligase (EC 6.2.1.62)

3,4-dihydroxybenzoate--[aryl-carrier protein] ligase. EC 6.2.1.62.. holo-[aryl-carrier protein] + 3,4-dihydroxybenzoate + ATP = 3,4-

3,4-dihydroxyphenylacetaldehyde synthase (EC 4.1.1.107)

3,4-dihydroxyphenylacetaldehyde synthase. EC 4.1.1.107.. L-dopa + O2 + H2O + H(+) = 3,4-dihydroxyphenylacetaldehyde + H2O2 +

3,4-dihydroxyphenylacetate 2,3-dioxygenase (EC 1.13.11.15)

3,4-dihydroxyphenylacetate 2,3-dioxygenase. EC 1.13.11.15.. 3,4-dihydroxyphenylacetate + O2 = 2-hydroxy-5-carboxymethylmuconate

3,4-dihydroxyphenylalanine oxidative deaminase (EC 1.13.12.15)

3,4-dihydroxyphenylalanine oxidative deaminase. EC 1.13.12.15.. 2 L-dopa + O2 = 2 3-(3,4-dihydroxyphenyl)pyruvate + 2 NH4(+).

3,4-dihydroxyphenylalanine reductive deaminase (EC 4.3.1.22)

3,4-dihydroxyphenylalanine reductive deaminase. EC 4.3.1.22.. L-dopa + NADH + H(+) = 3-(3,4-dihydroxyphenyl)propanoate + NH4(+) +

3,4-dihydroxyphthalate decarboxylase (EC 4.1.1.69)

3,4-dihydroxyphthalate decarboxylase. EC 4.1.1.69.. 3,4-dihydroxyphthalate + H(+) = 3,4-dihydroxybenzoate + CO2.

3,5-dihydroxybiphenyl synthase (EC 2.3.1.177)

3,5-dihydroxybiphenyl synthase. EC 2.3.1.177.. benzoyl-CoA + 3 malonyl-CoA + 3 H(+) = biphenyl-3,5-diol + 4 CO2 + 4 CoA.

3,5-dihydroxyphenylacetyl-CoA synthase (EC 2.3.1.246)

3,5-dihydroxyphenylacetyl-CoA synthase. EC 2.3.1.246.. 4 malonyl-CoA + 4 H(+) = (3,5-dihydroxyphenyl)acetyl-CoA + 4 CO2 + 3 CoA

3,5-dioxohexanoate:acetyl-CoA acetone transferase (EC 2.3.1.319)

3,5-dioxohexanoate:acetyl-CoA acetone transferase. EC 2.3.1.319.. 3,5-dioxohexanoate + acetyl-CoA = acetoacetyl-CoA + acetoacetate.

3,5,6-trichloropyridin-2-ol monooxygenase (EC 1.14.14.172)

3,5,6-trichloropyridin-2-ol monooxygenase. EC 1.14.14.172.. (1) 3,5,6-trichloropyridin-2-ol + FADH2 + O2 = 3,6-dichloropyridine-2,5-

3,5,7-trioxododecanoyl-CoA synthase (EC 2.3.1.206)

3,5,7-trioxododecanoyl-CoA synthase. EC 2.3.1.206.. hexanoyl-CoA + 3 malonyl-CoA + 3 H(+) = 3,5,7-trioxododecanoyl-CoA +

3,6-anhydro-alpha-L-galactose dehydrogenase (EC 1.2.1.92)

3,6-anhydro-alpha-L-galactose dehydrogenase. EC 1.2.1.92.. (1) 3,6-anhydro-alpha-L-galactopyranose + NAD(+) + H2O = 3,6-anhydro-L-

3,6-anhydro-L-galactonate cycloisomerase (EC 5.5.1.25)

3,6-anhydro-L-galactonate cycloisomerase. EC 5.5.1.25.. 3,6-anhydro-L-galactonate = 2-dehydro-3-deoxy-L-galactonate.

3,6-diketocamphane 1,2-monooxygenase (EC 1.14.14.155)

3,6-diketocamphane 1,2-monooxygenase. EC 1.14.14.155.. (1S,4S)-bornane-2,5-dione + FMNH2 + O2 = (1S,4S)-5-oxo-1,2-campholide +

3,7-dimethylquercetin 4'-O-methyltransferase (EC 2.1.1.83)

3,7-dimethylquercetin 4'-O-methyltransferase. EC 2.1.1.83.. 3',4',5-trihydroxy-3,7-dimethoxyflavone + S-adenosyl-L-methionine = 3',5-

3,8-divinyl chlorophyllide a reductase (EC 1.3.7.14)

3,8-divinyl chlorophyllide a reductase. EC 1.3.7.14.. bacteriochlorophyllide g + 2 oxidized [2Fe-2S]-[ferredoxin] + ADP +

3,8-divinyl protochlorophyllide a 8-vinyl-reductase (ferredoxin) (EC 1.3.7.13)

3,8-divinyl protochlorophyllide a 8-vinyl-reductase (ferredoxin). EC 1.3.7.13.. protochlorophyllide a + 2 oxidized [2Fe-2S]-[ferredoxin] = 3,8-divinyl

3,8-divinyl protochlorophyllide a 8-vinyl-reductase (NADPH) (EC 1.3.1.75)

3,8-divinyl protochlorophyllide a 8-vinyl-reductase (NADPH). EC 1.3.1.75.. protochlorophyllide a + NADP(+) = 3,8-divinyl protochlorophyllide a +

3,9-dihydroxypterocarpan 6a-monooxygenase (EC 1.14.14.93)

3,9-dihydroxypterocarpan 6a-monooxygenase. EC 1.14.14.93.. (6aR,11aR)-3,9-dihydroxypterocarpan + reduced [NADPH--hemoprotein

3'-(hydroxy)phthioceranyl-2'-palmitoyl(stearoyl)-2-O-sulfo-trehalose (EC 2.3.1.284)

3'-(hydroxy)phthioceranyl-2'-palmitoyl(stearoyl)-2-O-sulfo-trehalose. EC 2.3.1.284.. 3 3'-(hydroxy)phthioceranyl-2'-palmitoyl(stearoyl)-2-O-sulfo-alpha,alpha-

3'-dehydrocarminate deglycosidase (EC 4.1.99.28)

3'-dehydrocarminate deglycosidase. EC 4.1.99.28.. 3'-dehydrocarminate + H(+) = kermesate + 1,5-anhydro-D-erythro-hex-1-

3'-demethylstaurosporine O-methyltransferase (EC 2.1.1.139)

3'-demethylstaurosporine O-methyltransferase. EC 2.1.1.139.. 3'-demethylstaurosporine + S-adenosyl-L-methionine = staurosporine +

3'-hydroxy-N-methyl-(S)-coclaurine 4'-O-methyltransferase (EC 2.1.1.116)

3'-hydroxy-N-methyl-(S)-coclaurine 4'-O-methyltransferase. EC 2.1.1.116.. (S)-3'-hydroxy-N-methylcoclaurine + S-adenosyl-L-methionine = (S)-

3'-N-debenzoyltaxol N-benzoyltransferase (EC 2.3.1.321)

3'-N-debenzoyltaxol N-benzoyltransferase. EC 2.3.1.321.. 3'-N-debenzoyltaxol + benzoyl-CoA = paclitaxel + CoA + H(+).

3'-nucleotidase (EC 3.1.3.6)

3'-nucleotidase. EC 3.1.3.6.. a ribonucleoside 3'-phosphate + H2O = a ribonucleoside + phosphate.

3'-phosphate/5'-hydroxy nucleic acid ligase (EC 6.5.1.8)

3'-phosphate/5'-hydroxy nucleic acid ligase. EC 6.5.1.8.. (1) a 3'-end 3'-phospho-ribonucleotide-RNA + a 5'-end dephospho-

3',5'-cyclic-AMP phosphodiesterase (EC 3.1.4.53)

3',5'-cyclic-AMP phosphodiesterase. EC 3.1.4.53.. 3',5'-cyclic AMP + H2O = AMP + H(+).

3',5'-cyclic-GMP phosphodiesterase (EC 3.1.4.35)

3',5'-cyclic-GMP phosphodiesterase. EC 3.1.4.35.. 3',5'-cyclic GMP + H2O = GMP + H(+).

3',5'-cyclic-nucleotide phosphodiesterase (EC 3.1.4.17)

3',5'-cyclic-nucleotide phosphodiesterase. EC 3.1.4.17.. a nucleoside 3',5'-cyclic phosphate + H2O = a nucleoside 5'-phosphate +

3',5'-nucleoside bisphosphate phosphatase (EC 3.1.3.97)

3',5'-nucleoside bisphosphate phosphatase. EC 3.1.3.97.. a ribonucleoside 3',5'-bisphosphate + H2O = a ribonucleoside 5'-phosphate

3''-deamino-3''-oxonicotianamine reductase (EC 1.1.1.285)

3''-deamino-3''-oxonicotianamine reductase. EC 1.1.1.285.. (1) 2'-deoxymugineate + NADP(+) = 3''-deamino-3''-oxonicotianamine +

3'(2'),5'-bisphosphate nucleotidase (EC 3.1.3.7)

3'(2'),5'-bisphosphate nucleotidase. EC 3.1.3.7.. adenosine 3',5'-bisphosphate + H2O = AMP + phosphate.

3(1)-hydroxy-L-isoleucine 4-dioxygenase (EC 1.14.11.75)

3(1)-hydroxy-L-isoleucine 4-dioxygenase. EC 1.14.11.75.. 3(1)-hydroxy-L-isoleucine + 2-oxoglutarate + O2 = (4S)-3(1),4-dihydroxy-

3(or 17)alpha-hydroxysteroid dehydrogenase (EC 1.1.1.209)

3(or 17)alpha-hydroxysteroid dehydrogenase. EC 1.1.1.209.. (1) androsterone + NADP(+) = 5alpha-androstan-3,17-dione + NADPH + H(+).

3(or 17)beta-hydroxysteroid dehydrogenase (EC 1.1.1.51)

3(or 17)beta-hydroxysteroid dehydrogenase. EC 1.1.1.51.. (1) testosterone + NAD(+) = androst-4-ene-3,17-dione + NADH + H(+).

3alpha-(17beta)-hydroxysteroid dehydrogenase (NAD(+)) (EC 1.1.1.239)

3alpha-(17beta)-hydroxysteroid dehydrogenase (NAD(+)). EC 1.1.1.239.. testosterone + NAD(+) = androst-4-ene-3,17-dione + NADH + H(+).

3alpha-hydroxy-5beta-androstane-17-one 3alpha-dehydrogenase (EC 1.1.1.152)

3alpha-hydroxy-5beta-androstane-17-one 3alpha-dehydrogenase. EC 1.1.1.152.. 3alpha-hydroxy-5beta-androstan-17-one + NAD(+) = 5beta-androstane-3,17-

3alpha-hydroxybile acid CoA 3-dehydrogenase (EC 1.1.1.395)

3alpha-hydroxybile acid CoA 3-dehydrogenase. EC 1.1.1.395.. a 3alpha-hydroxy bile acid CoA + NAD(+) = a 3-oxo bile acid CoA + NADH +

3alpha-hydroxycholanate dehydrogenase (NAD(+)) (EC 1.1.1.52)

3alpha-hydroxycholanate dehydrogenase (NAD(+)). EC 1.1.1.52.. lithocholate + NAD(+) = 3-oxo-5beta-cholan-24-oate + NADH + H(+).

3alpha-hydroxycholanate dehydrogenase (NADP(+)) (EC 1.1.1.392)

3alpha-hydroxycholanate dehydrogenase (NADP(+)). EC 1.1.1.392.. lithocholate + NADP(+) = 3-oxo-5beta-cholan-24-oate + NADPH + H(+).

3alpha-hydroxyglycyrrhetinate dehydrogenase (EC 1.1.1.230)

3alpha-hydroxyglycyrrhetinate dehydrogenase. EC 1.1.1.230.. 3alpha-hydroxyglycyrrhetinate + NADP(+) = 3-oxoglycyrrhetinate + NADPH +

3alpha-hydroxysteroid 3-dehydrogenase (EC 1.1.1.357)

3alpha-hydroxysteroid 3-dehydrogenase. EC 1.1.1.357.. (1) a 3alpha-hydroxysteroid + NADP(+) = a 3-oxosteroid + NADPH + H(+).

3alpha-hydroxysteroid 3-dehydrogenase (Si-specific) (EC 1.1.1.50)

3alpha-hydroxysteroid 3-dehydrogenase (Si-specific). EC 1.1.1.50.. (1) a 3alpha-hydroxysteroid + NAD(+) = a 3-oxosteroid + NADH + H(+).

3alpha-hydroxysteroid dehydrogenase (Re-specific) (EC 1.1.1.213)

3alpha-hydroxysteroid dehydrogenase (Re-specific). EC 1.1.1.213.. (1) a 3alpha-hydroxysteroid + NAD(+) = a 3-oxosteroid + NADH + H(+).

3alpha,7alpha-dihydroxy-5beta-cholestanate--CoA ligase (EC 6.2.1.28)

3alpha,7alpha-dihydroxy-5beta-cholestanate--CoA ligase. EC 6.2.1.28.. (25R)-3alpha,7alpha-dihydroxy-5beta-cholestan-26-oate + ATP + CoA =

3alpha,7alpha,12alpha-trihydroxy-5beta-cholest-24-enoyl-CoA hydratase (EC 4.2.1.107)

3alpha,7alpha,12alpha-trihydroxy-5beta-cholest-24-enoyl-CoA hydratase. EC 4.2.1.107.. (24R,25R)-3alpha,7alpha,12alpha,24-tetrahydroxy-5beta-cholestan-26-oyl-

3alpha,7alpha,12alpha-trihydroxy-5beta-cholestanoyl-CoA 24-hydroxylase (EC 1.17.99.3)

3alpha,7alpha,12alpha-trihydroxy-5beta-cholestanoyl-CoA 24-hydroxylase. EC 1.17.99.3.. (25R)-3alpha,7alpha,12alpha-trihydroxy-5beta-cholestan-26-oyl-CoA + A +

3alpha(or 20beta)-hydroxysteroid dehydrogenase (EC 1.1.1.53)

3alpha(or 20beta)-hydroxysteroid dehydrogenase. EC 1.1.1.53.. androstan-3alpha,17beta-diol + NAD(+) = 17beta-hydroxyandrostanone + NADH

3alpha(S)-strictosidine beta-glucosidase (EC 3.2.1.105)

3alpha(S)-strictosidine beta-glucosidase. EC 3.2.1.105.. 3alpha(S)-strictosidine + H2O = strictosidine aglycone + D-glucose.

3beta-(or 20alpha)-hydroxysteroid dehydrogenase (EC 1.1.1.210)

3beta-(or 20alpha)-hydroxysteroid dehydrogenase. EC 1.1.1.210.. 5alpha-androstane-3beta,17beta-diol + NADP(+) = 17beta-hydroxy-5alpha-

3beta-hydroxy-5alpha-steroid dehydrogenase (EC 1.1.1.278)

3beta-hydroxy-5alpha-steroid dehydrogenase. EC 1.1.1.278.. 3beta-hydroxy-5alpha-pregnane-20-one + NADP(+) = 5alpha-pregnane-3,20-

3beta-hydroxy-5beta-steroid dehydrogenase (EC 1.1.1.277)

3beta-hydroxy-5beta-steroid dehydrogenase. EC 1.1.1.277.. 3beta-hydroxy-5beta-pregnane-20-one + NADP(+) = 5beta-pregnan-3,20-dione

3beta-hydroxy-Delta(5)-steroid dehydrogenase (EC 1.1.1.145)

3beta-hydroxy-Delta(5)-steroid dehydrogenase. EC 1.1.1.145.. a 3beta-hydroxy-Delta(5)-steroid + NAD(+) = a 3-oxo-Delta(5)-steroid +