Biochemistry & Enzymes

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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.

all-trans-nonaprenyl-diphosphate synthase [geranyl-diphosphate specific] (EC 2.5.1.84)

all-trans-nonaprenyl-diphosphate synthase [geranyl-diphosphate specific]. EC 2.5.1.84.. 7 isopentenyl diphosphate + (2E)-geranyl diphosphate = all-trans-

all-trans-nonaprenyl-diphosphate synthase [geranylgeranyl-diphosphate (EC 2.5.1.85)

all-trans-nonaprenyl-diphosphate synthase [geranylgeranyl-diphosphate. EC 2.5.1.85.. 5 isopentenyl diphosphate + (2E,6E,10E)-geranylgeranyl diphosphate = all-

all-trans-octaprenyl-diphosphate synthase (EC 2.5.1.90)

all-trans-octaprenyl-diphosphate synthase. EC 2.5.1.90.. 5 isopentenyl diphosphate + (2E,6E)-farnesyl diphosphate = all-trans-

all-trans-retinol 13,14-reductase (EC 1.3.99.23)

all-trans-retinol 13,14-reductase. EC 1.3.99.23.. all-trans-13,14-dihydroretinol + A = all-trans-retinol + AH2.

all-trans-retinol 3,4-desaturase (EC 1.14.19.53)

all-trans-retinol 3,4-desaturase. EC 1.14.19.53.. all-trans-retinol + 2 reduced [adrenodoxin] + O2 + 2 H(+) = all-trans-

all-trans-retinol dehydrogenase (NAD(+)) (EC 1.1.1.105)

all-trans-retinol dehydrogenase (NAD(+)). EC 1.1.1.105.. all-trans-retinol--[retinol-binding protein] + NAD(+) = all-trans-

all-trans-retinyl ester 13-cis isomerohydrolase (EC 3.1.1.90)

all-trans-retinyl ester 13-cis isomerohydrolase. EC 3.1.1.90.. an all-trans-retinyl ester + H2O = 13-cis-retinol + a fatty acid + H(+).

all-trans-zeta-carotene desaturase (EC 1.3.99.26)

all-trans-zeta-carotene desaturase. EC 1.3.99.26.. all-trans-zeta-carotene + 2 A = all-trans-lycopene + 2 AH2.

allantoate deiminase (EC 3.5.3.9)

allantoate deiminase. EC 3.5.3.9.. allantoate + H2O + 2 H(+) = (S)-2-ureidoglycine + NH4(+) + CO2.

allantoicase (EC 3.5.3.4)

allantoicase. EC 3.5.3.4.. allantoate + H2O = (S)-ureidoglycolate + urea.

allantoin racemase (EC 5.1.99.3)

allantoin racemase. EC 5.1.99.3.. (S)-allantoin = (R)-allantoin.

allantoinase (EC 3.5.2.5)

allantoinase. EC 3.5.2.5.. (S)-allantoin + H2O = allantoate + H(+).

allene-oxide cyclase (EC 5.3.99.6)

allene-oxide cyclase. EC 5.3.99.6.. (9Z,13S,15Z)-12,13-epoxyoctadeca-9,11,15-trienoate = (9S,13S,15Z)-12-

alliin lyase (EC 4.4.1.4)

alliin lyase. EC 4.4.1.4.. an S-alkyl-L-cysteine S-oxide = an S-alkyl sulfenate + 2-aminoprop-2-

allokutznerene synthase (EC 4.2.3.224)

allokutznerene synthase. EC 4.2.3.224.. (2E,6E,10E)-geranylgeranyl diphosphate = allokutznerene + diphosphate.

allophanate hydrolase (EC 3.5.1.54)

allophanate hydrolase. EC 3.5.1.54.. urea-1-carboxylate + H2O + 3 H(+) = 2 NH4(+) + 2 CO2.

allose kinase (EC 2.7.1.55)

allose kinase. EC 2.7.1.55.. D-allose + ATP = D-allose 6-phosphate + ADP + H(+).

allyl-alcohol dehydrogenase (EC 1.1.1.54)

allyl-alcohol dehydrogenase. EC 1.1.1.54.. allyl alcohol + NADP(+) = acrolein + NADPH + H(+).

alpha-(1->2) branching sucrase (EC 2.4.1.373)

alpha-(1->2) branching sucrase. EC 2.4.1.373.. sucrose + a (1->6)-alpha-D-glucan = D-fructose + a (1->6)-alpha-D-glucan

alpha-(1->3) branching sucrase (EC 2.4.1.362)

alpha-(1->3) branching sucrase. EC 2.4.1.362.. sucrose + a (1->6)-alpha-D-glucan = D-fructose + a (1->6)-alpha-D-glucan

alpha-1,2-colitosyltransferase (EC 2.4.1.341)

alpha-1,2-colitosyltransferase. EC 2.4.1.341.. GDP-beta-L-colitose + beta-D-galactosyl-(1->3)-N-acetyl-D-glucosamine =

alpha-1,3-glucan synthase (EC 2.4.1.183)

alpha-1,3-glucan synthase. EC 2.4.1.183.. [(1->3)-alpha-D-glucosyl](n) + UDP-alpha-D-glucose = [(1->3)-alpha-D-

alpha-1,3-mannosyl-glycoprotein 2-beta-N-acetylglucosaminyltransferase (EC 2.4.1.101)

alpha-1,3-mannosyl-glycoprotein 2-beta-N-acetylglucosaminyltransferase. EC 2.4.1.101.. N(4)-(alpha-D-Man-(1->3)-[alpha-D-Man-(1->3)-[alpha-D-Man-(1->6)]-alpha-

alpha-1,3-mannosyl-glycoprotein 4-beta-N-acetylglucosaminyltransferase (EC 2.4.1.145)

alpha-1,3-mannosyl-glycoprotein 4-beta-N-acetylglucosaminyltransferase. EC 2.4.1.145.. N(4)-{beta-D-GlcNAc-(1->2)-alpha-D-Man-(1->3)-[beta-D-GlcNAc-(1->2)-

alpha-1,4-glucan-protein synthase (ADP-forming) (EC 2.4.1.113)

alpha-1,4-glucan-protein synthase (ADP-forming). EC 2.4.1.113.. ADP-glucose + protein = ADP + alpha-D-glucosyl-protein.

alpha-1,6-mannosyl-glycoprotein 2-beta-N-acetylglucosaminyltransferase (EC 2.4.1.143)

alpha-1,6-mannosyl-glycoprotein 2-beta-N-acetylglucosaminyltransferase. EC 2.4.1.143.. an N(4)-{beta-D-GlcNAc-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->6)]-

alpha-1,6-mannosyl-glycoprotein 4-beta-N-acetylglucosaminyltransferase (EC 2.4.1.201)

alpha-1,6-mannosyl-glycoprotein 4-beta-N-acetylglucosaminyltransferase. EC 2.4.1.201.. N(4)-{beta-D-GlcNAc-(1->2)-[beta-D-GlcNAc-(1->4)]-alpha-D-Man-(1->3)-

alpha-1,6-mannosyl-glycoprotein 6-beta-N-acetylglucosaminyltransferase (EC 2.4.1.155)

alpha-1,6-mannosyl-glycoprotein 6-beta-N-acetylglucosaminyltransferase. EC 2.4.1.155.. N(4)-{beta-D-GlcNAc-(1->2)-[beta-D-GlcNAc-(1->4)]-alpha-D-Man-(1->3)-

alpha-3'-ketoglucosidase (EC 3.2.1.218)

alpha-3'-ketoglucosidase. EC 3.2.1.218.. 3-dehydro-alpha-D-glucosyl beta-D-fructofuranoside + H2O = 3-dehydro-D-

alpha-agarase (EC 3.2.1.158)

alpha-agarase. EC 3.2.1.158.. Endohydrolysis of 1,3-alpha-L-galactosidic linkages in agarose, yielding

alpha-amino-acid esterase (EC 3.1.1.43)

alpha-amino-acid esterase. EC 3.1.1.43.. an alpha-amino acid ester + H2O = an alpha-amino acid + an alcohol +

alpha-amylase (EC 3.2.1.1)

alpha-amylase. EC 3.2.1.1.. Endohydrolysis of (1->4)-alpha-D-glucosidic linkages in polysaccharides

alpha-amyrin synthase (EC 5.4.99.40)

alpha-amyrin synthase. EC 5.4.99.40.. (S)-2,3-epoxysqualene = alpha-amyrin.

alpha-bisabolene synthase (EC 4.2.3.38)

alpha-bisabolene synthase. EC 4.2.3.38.. (2E,6E)-farnesyl diphosphate = (E,R)-alpha-bisabolene + diphosphate.

alpha-copaene synthase (EC 4.2.3.133)

alpha-copaene synthase. EC 4.2.3.133.. (2E,6E)-farnesyl diphosphate = alpha-copaene + diphosphate.

alpha-D-ribose 1-methylphosphonate 5-phosphate C-P-lyase (EC 4.7.1.1)

alpha-D-ribose 1-methylphosphonate 5-phosphate C-P-lyase. EC 4.7.1.1.. alpha-D-ribose 1-methylphosphonate 5-phosphate + AH2 + S-adenosyl-L-

alpha-D-ribose 1-methylphosphonate 5-triphosphate diphosphatase (EC 3.6.1.63)

alpha-D-ribose 1-methylphosphonate 5-triphosphate diphosphatase. EC 3.6.1.63.. alpha-D-ribose 1-methylphosphonate 5-triphosphate + H2O = alpha-D-ribose

alpha-D-ribose 1-methylphosphonate 5-triphosphate synthase (EC 2.7.8.37)

alpha-D-ribose 1-methylphosphonate 5-triphosphate synthase. EC 2.7.8.37.. methylphosphonate + ATP = alpha-D-ribose 1-methylphosphonate

alpha-D-ribose-1-phosphate 5-kinase (ADP) (EC 2.7.1.212)

alpha-D-ribose-1-phosphate 5-kinase (ADP). EC 2.7.1.212.. alpha-D-ribose 1-phosphate + ADP = alpha-D-ribose 1,5-bisphosphate +

alpha-D-ribose-1-phosphate 5-kinase (ATP) (EC 2.7.1.239)

alpha-D-ribose-1-phosphate 5-kinase (ATP). EC 2.7.1.239.. alpha-D-ribose 1-phosphate + ATP = alpha-D-ribose 1,5-bisphosphate +

alpha-D-xyloside xylohydrolase (EC 3.2.1.177)

alpha-D-xyloside xylohydrolase. EC 3.2.1.177.. Hydrolysis of terminal, non-reducing alpha-D-xylose residues with release

alpha-dystroglycan beta1,4-xylosyltransferase (EC 2.4.2.61)

alpha-dystroglycan beta1,4-xylosyltransferase. EC 2.4.2.61.. 3-O-[Rib-ol-P-Rib-ol-P-3-beta-D-GalNAc-(1->3)-beta-D-GlcNAc-(1->4)-(O-6-

alpha-eudesmol synthase (EC 4.2.3.85)

alpha-eudesmol synthase. EC 4.2.3.85.. (2E,6E)-farnesyl diphosphate + H2O = alpha-eudesmol + diphosphate.

alpha-farnesene synthase (EC 4.2.3.46)

alpha-farnesene synthase. EC 4.2.3.46.. (2E,6E)-farnesyl diphosphate = (3E,6E)-alpha-farnesene + diphosphate.

alpha-galactosidase (EC 3.2.1.22)

alpha-galactosidase. EC 3.2.1.22.. Hydrolysis of terminal, non-reducing alpha-D-galactose residues in alpha-

alpha-glucan, water dikinase (EC 2.7.9.4)

alpha-glucan, water dikinase. EC 2.7.9.4.. [(1->4)-alpha-D-glucosyl](n) + n ATP + n H2O = [(1->4)-6-phospho-alpha-D-

alpha-glucosidase (EC 3.2.1.20)

alpha-glucosidase. EC 3.2.1.20.. Hydrolysis of terminal, non-reducing (1->4)-linked alpha-D-glucose

alpha-glucuronidase (EC 3.2.1.139)

alpha-glucuronidase. EC 3.2.1.139.. an alpha-D-glucuronoside + H2O = D-glucuronate + an alcohol.

alpha-guaiene synthase (EC 4.2.3.87)

alpha-guaiene synthase. EC 4.2.3.87.. (2E,6E)-farnesyl diphosphate = alpha-guaiene + diphosphate.

alpha-gurjunene synthase (EC 4.2.3.72)

alpha-gurjunene synthase. EC 4.2.3.72.. (2E,6E)-farnesyl diphosphate = (-)-alpha-gurjunene + diphosphate.

alpha-humulene 10-hydroxylase (EC 1.14.14.113)

alpha-humulene 10-hydroxylase. EC 1.14.14.113.. alpha-humulene + reduced [NADPH--hemoprotein reductase] + O2 =

alpha-humulene synthase (EC 4.2.3.104)

alpha-humulene synthase. EC 4.2.3.104.. (2E,6E)-farnesyl diphosphate = alpha-humulene + diphosphate.

alpha-isocomene synthase (EC 4.2.3.136)

alpha-isocomene synthase. EC 4.2.3.136.. (2E,6E)-farnesyl diphosphate = (-)-alpha-isocomene + diphosphate.

alpha-L-fucosidase (EC 3.2.1.51)

alpha-L-fucosidase. EC 3.2.1.51.. an alpha-L-fucoside + H2O = L-fucose + an alcohol.

alpha-L-Rha-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-alpha-D-Gal- (EC 2.3.1.303)

alpha-L-Rha-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-alpha-D-Gal-. EC 2.3.1.303.. alpha-L-Rha-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-alpha-D-Gal-

alpha-L-rhamnosidase (EC 3.2.1.40)

alpha-L-rhamnosidase. EC 3.2.1.40.. Hydrolysis of terminal non-reducing alpha-L-rhamnose residues in alpha-L-

alpha-L-rhamnosyl-(1->4)-beta-D-glucuronate lyase (EC 4.2.2.28)

alpha-L-rhamnosyl-(1->4)-beta-D-glucuronate lyase. EC 4.2.2.28.. alpha-L-rhamnosyl-(1->4)-D-glucuronate = 4-deoxy-L-threo-hex-4-

alpha-longipinene synthase (EC 4.2.3.80)

alpha-longipinene synthase. EC 4.2.3.80.. (2E,6E)-farnesyl diphosphate = alpha-longipinene + diphosphate.

alpha-lytic endopeptidase (EC 3.4.21.12)

alpha-lytic endopeptidase. EC 3.4.21.12.. Preferential cleavage: Ala-|-Xaa, Val-|-Xaa in bacterial cell walls,

alpha-maltose-1-phosphate synthase (EC 2.4.1.342)

alpha-maltose-1-phosphate synthase. EC 2.4.1.342.. ADP-alpha-D-glucose + alpha-D-glucose 1-phosphate = alpha-maltose