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.
ATP deaminase (EC 3.5.4.18)
ATP deaminase. EC 3.5.4.18.. ATP + H2O + H(+) = ITP + NH4(+).
ATP diphosphatase (EC 3.6.1.8)
ATP diphosphatase. EC 3.6.1.8.. ATP + H2O = AMP + diphosphate + H(+).
ATP phosphoribosyltransferase (EC 2.4.2.17)
ATP phosphoribosyltransferase. EC 2.4.2.17.. 1-(5-phospho-beta-D-ribosyl)-ATP + diphosphate = 5-phospho-alpha-D-ribose
ATP-dependent NAD(P)H-hydrate dehydratase (EC 4.2.1.93)
ATP-dependent NAD(P)H-hydrate dehydratase. EC 4.2.1.93.. (1) (6S)-NADHX + ATP = ADP + phosphate + NADH + H(+).
ATP-polyphosphate phosphotransferase (EC 2.7.4.1)
ATP-polyphosphate phosphotransferase. EC 2.7.4.1.. [phosphate](n) + ATP = [phosphate](n+1) + ADP.
atrazine chlorohydrolase (EC 3.8.1.8)
atrazine chlorohydrolase. EC 3.8.1.8.. atrazine + H2O = hydroxyatrazine + chloride + H(+).
atrochrysone 6-O-methyltransferase (EC 2.1.1.404)
atrochrysone 6-O-methyltransferase. EC 2.1.1.404.. (3R)-atrochrysone + S-adenosyl-L-methionine = (R)-torosachrysone +
atrolysin A (EC 3.4.24.1)
atrolysin A. EC 3.4.24.1.. Cleavage of 3-Asn-|-Gln-4, 5-His-|-Leu-6, 10-His-|-Leu-11, 14-Ala-|-Leu-
atrolysin B (EC 3.4.24.41)
atrolysin B. EC 3.4.24.41.. Cleavage of 5-His-|-Leu-6, 10-His-|-Leu-11, 14-Ala-|-Leu-15,
atrolysin C (EC 3.4.24.42)
atrolysin C. EC 3.4.24.42.. Cleavage of 5-His-|-Leu-6, 10-His-|-Leu-11, 14-Ala-|-Leu-15,
atrolysin E (EC 3.4.24.44)
atrolysin E. EC 3.4.24.44.. Cleavage of 3-Asn-|-Gln-4, 9-Ser-|-His-10 and 14-Ala-|-Leu-15 bonds in
atrolysin F (EC 3.4.24.45)
atrolysin F. EC 3.4.24.45.. Cleavage of 2-Val-|-Asn-3, 4-Gln-|-His-5, 6-Leu-|-Cys-7, 10-His-|-Leu-11,
atromentin synthase (EC 6.4.1.10)
atromentin synthase. EC 6.4.1.10.. 2 3-(4-hydroxyphenyl)pyruvate + 2 ATP = atromentin + 2 AMP +
atroxase (EC 3.4.24.43)
atroxase. EC 3.4.24.43.. Cleavage of 5-His-|-Leu-6, 9-Ser-|-His-10, 10-His-|-Leu-11, 14-Ala-|-Leu-
aurachin B dehydrogenase (EC 1.1.1.394)
aurachin B dehydrogenase. EC 1.1.1.394.. aurachin B + NAD(+) + H2O = 4-hydroxy-2-methyl-3-oxo-4-[(2E,6E)-
aurachin C monooxygenase/isomerase (EC 1.14.13.222)
aurachin C monooxygenase/isomerase. EC 1.14.13.222.. (1) aurachin C + NADH + O2 + H(+) = 4-hydroxy-2-methyl-3-oxo-4-[(2E,6E)-
aureolysin (EC 3.4.24.29)
aureolysin. EC 3.4.24.29.. Cleavage of insulin B chain with specificity similar to that of
aureothin polyketide synthase system (EC 2.3.1.289)
aureothin polyketide synthase system. EC 2.3.1.289.. 4-nitrobenzoyl-CoA + 4 (S)-methylmalonyl-CoA + malonyl-CoA + 4 NADPH +
aureusidin synthase (EC 1.21.3.6)
aureusidin synthase. EC 1.21.3.6.. (1) 2',4,4',6'-tetrahydroxychalcone 4'-O-beta-D-glucoside + O2 =
autoinducer-2 kinase (EC 2.7.1.189)
autoinducer-2 kinase. EC 2.7.1.189.. (S)-4,5-dihydroxypentane-2,3-dione + ATP = (2S)-2-hydroxy-3,4-dioxopentyl
avenacosidase (EC 3.2.1.188)
avenacosidase. EC 3.2.1.188.. avenacoside B + H2O = 26-desgluco-avenacoside B + D-glucose.
averantin hydroxylase (EC 1.14.14.116)
averantin hydroxylase. EC 1.14.14.116.. (1) (1'S)-averantin + reduced [NADPH--hemoprotein reductase] + O2 =
avermitilol synthase (EC 4.2.3.96)
avermitilol synthase. EC 4.2.3.96.. (2E,6E)-farnesyl diphosphate + H2O = avermitilol + diphosphate.
azobenzene reductase (EC 1.7.1.6)
azobenzene reductase. EC 1.7.1.6.. N,N-dimethyl-1,4-phenylenediamine + aniline + 2 NADP(+) =
baccharis oxide synthase (EC 5.4.99.51)
baccharis oxide synthase. EC 5.4.99.51.. (S)-2,3-epoxysqualene = baccharis oxide.
bacillolysin (EC 3.4.24.28)
bacillolysin. EC 3.4.24.28.. Similar, but not identical, to that of thermolysin.
Bacillus subtilis ribonuclease (EC 4.6.1.22)
Bacillus subtilis ribonuclease. EC 4.6.1.22.. RNA = a 5'-hydroxy-ribonucleotide + n nucleoside-2',3'-cyclophosphates.
bacterial ABC-type protein transporter (EC 7.4.2.5)
bacterial ABC-type protein transporter. EC 7.4.2.5.. ATP + H2O + proteinSide 1 = ADP + phosphate + proteinSide 2.
bacterial leucyl aminopeptidase (EC 3.4.11.10)
bacterial leucyl aminopeptidase. EC 3.4.11.10.. Release of an N-terminal amino acid, preferentially leucine, but not
bacterial luciferase (EC 1.14.14.3)
bacterial luciferase. EC 1.14.14.3.. a long-chain fatty aldehyde + FMNH2 + O2 = a long-chain fatty acid +
bacterial non-heme ferritin (EC 1.16.3.2)
bacterial non-heme ferritin. EC 1.16.3.2.. 4 Fe(2+) + O2 + 6 H2O = 4 iron(III) oxide-hydroxide + 12 H(+).
bacterial sulfide:quinone reductase (EC 1.8.5.4)
bacterial sulfide:quinone reductase. EC 1.8.5.4.. n a quinone + n hydrogen sulfide + n H(+) = polysulfur(n-2) + n a quinol.
bacterial tyrosine kinase (EC 2.7.10.3)
bacterial tyrosine kinase. EC 2.7.10.3.. L-tyrosyl-[protein] + ATP = O-phospho-L-tyrosyl-[protein] + ADP + H(+).
bacteriochlorophyll a synthase (EC 2.5.1.133)
bacteriochlorophyll a synthase. EC 2.5.1.133.. bacteriochlorophyllide a + (2E,6E,10E)-geranylgeranyl diphosphate + H(+)
bacteriochlorophyllide c C-7(1)-hydroxylase (EC 1.17.98.2)
bacteriochlorophyllide c C-7(1)-hydroxylase. EC 1.17.98.2.. a bacteriochlorophyllide c + 2 S-adenosyl-L-methionine + H2O =
bacteriochlorophyllide d C-12(1)-methyltransferase (EC 2.1.1.331)
bacteriochlorophyllide d C-12(1)-methyltransferase. EC 2.1.1.331.. 8-ethyl-12-methyl-3-vinylbacteriochlorophyllide d + S-adenosyl-L-
bacteriochlorophyllide d C-20 methyltransferase (EC 2.1.1.333)
bacteriochlorophyllide d C-20 methyltransferase. EC 2.1.1.333.. a bacteriochlorophyllide d + S-adenosyl-L-methionine =
bacteriochlorophyllide d C-8(2)-methyltransferase (EC 2.1.1.332)
bacteriochlorophyllide d C-8(2)-methyltransferase. EC 2.1.1.332.. (1) 8,12-diethyl-3-vinylbacteriochlorophyllide d + S-adenosyl-L-
bacteriochlorophyllide-a dehydrogenase (EC 1.1.1.396)
bacteriochlorophyllide-a dehydrogenase. EC 1.1.1.396.. (1) 3-deacetyl-3-(1-hydroxyethyl)bacteriochlorophyllide a + NAD(+) =
bacteriophage T4 restriction endoribonuclease RegB (EC 4.6.1.25)
bacteriophage T4 restriction endoribonuclease RegB. EC 4.6.1.25.. a [pre-mRNA]-containing guanosine-adenosine + H2O = a 5' hydroxy-
baicalein 7-O-glucuronosyltransferase (EC 2.4.1.253)
baicalein 7-O-glucuronosyltransferase. EC 2.4.1.253.. baicalein + UDP-alpha-D-glucuronate = baicalin + UDP.
baicalin-beta-D-glucuronidase (EC 3.2.1.167)
baicalin-beta-D-glucuronidase. EC 3.2.1.167.. baicalin + H2O = baicalein + D-glucuronate + H(+).
barbiturase (EC 3.5.2.1)
barbiturase. EC 3.5.2.1.. barbiturate + H2O = 3-oxo-3-ureidopropanoate.
barrierpepsin (EC 3.4.23.35)
barrierpepsin. EC 3.4.23.35.. Selective cleavage of 6-Leu-|-Lys-7 bond in the pheromone alpha-mating
baruol synthase (EC 5.4.99.57)
baruol synthase. EC 5.4.99.57.. (S)-2,3-epoxysqualene = baruol.
benzalacetone synthase (EC 2.3.1.212)
benzalacetone synthase. EC 2.3.1.212.. 4-coumaroyl-CoA + malonyl-CoA + H2O + H(+) = 4-hydroxybenzalacetone +
benzaldehyde dehydrogenase (NAD(+)) (EC 1.2.1.28)
benzaldehyde dehydrogenase (NAD(+)). EC 1.2.1.28.. benzaldehyde + NAD(+) + H2O = benzoate + NADH + 2 H(+).
benzaldehyde dehydrogenase (NADP(+)) (EC 1.2.1.7)
benzaldehyde dehydrogenase (NADP(+)). EC 1.2.1.7.. benzaldehyde + NADP(+) + H2O = benzoate + NADPH + 2 H(+).
benzene 1,2-dioxygenase (EC 1.14.12.3)
benzene 1,2-dioxygenase. EC 1.14.12.3.. benzene + NADH + O2 + H(+) = cis-1,2-dihydrobenzene-1,2-diol + NAD(+).
benzil reductase [(R)-benzoin forming] (EC 1.1.1.321)
benzil reductase [(R)-benzoin forming]. EC 1.1.1.321.. (R)-benzoin + NADP(+) = benzil + NADPH + H(+).
benzil reductase [(S)-benzoin forming] (EC 1.1.1.320)
benzil reductase [(S)-benzoin forming]. EC 1.1.1.320.. (S)-benzoin + NADP(+) = benzil + NADPH + H(+).
benzoate 1,2-dioxygenase (EC 1.14.12.10)
benzoate 1,2-dioxygenase. EC 1.14.12.10.. benzoate + NADH + O2 + H(+) = (1R,6S)-1,6-dihydroxycyclohexa-2,4-diene-1-
benzoate 4-monooxygenase (EC 1.14.14.92)
benzoate 4-monooxygenase. EC 1.14.14.92.. benzoate + reduced [NADPH--hemoprotein reductase] + O2 =
benzoate O-methyltransferase (EC 2.1.1.273)
benzoate O-methyltransferase. EC 2.1.1.273.. benzoate + S-adenosyl-L-methionine = methyl benzoate + S-adenosyl-L-
benzoate--CoA ligase (EC 6.2.1.25)
benzoate--CoA ligase. EC 6.2.1.25.. benzoate + ATP + CoA = benzoyl-CoA + AMP + diphosphate.
benzoin aldolase (EC 4.1.2.38)
benzoin aldolase. EC 4.1.2.38.. benzoin = 2 benzaldehyde.
benzoyl-CoA 2,3-epoxidase (EC 1.14.13.208)
benzoyl-CoA 2,3-epoxidase. EC 1.14.13.208.. benzoyl-CoA + NADPH + O2 + H(+) = 2,3-epoxy-2,3-dihydrobenzoyl-CoA +
benzoyl-CoA 3-monooxygenase (EC 1.14.13.58)
benzoyl-CoA 3-monooxygenase. EC 1.14.13.58.. benzoyl-CoA + NADPH + O2 + H(+) = 3-hydroxybenzoyl-CoA + NADP(+) + H2O.
benzoyl-CoA reductase (EC 1.3.7.8)
benzoyl-CoA reductase. EC 1.3.7.8.. cyclohexa-1,5-diene-1-carbonyl-CoA + oxidized 2[4Fe-4S]-[ferredoxin] +
benzoylformate decarboxylase (EC 4.1.1.7)
benzoylformate decarboxylase. EC 4.1.1.7.. phenylglyoxylate + H(+) = benzaldehyde + CO2.