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.
UDP-N-acetylmuramoyl-L-alanine--D-glutamate ligase (EC 6.3.2.9)
UDP-N-acetylmuramoyl-L-alanine--D-glutamate ligase. EC 6.3.2.9.. UDP-N-acetyl-alpha-D-muramoyl-L-alanine + D-glutamate + ATP = UDP-N-
UDP-N-acetylmuramoyl-L-alanine--L-glutamate ligase (EC 6.3.2.53)
UDP-N-acetylmuramoyl-L-alanine--L-glutamate ligase. EC 6.3.2.53.. UDP-N-acetyl-alpha-D-muramoyl-L-alanine + L-glutamate + ATP = UDP-N-
UDP-N-acetylmuramoyl-L-alanyl-D-glutamate--2,6-diaminopimelate ligase (EC 6.3.2.13)
UDP-N-acetylmuramoyl-L-alanyl-D-glutamate--2,6-diaminopimelate ligase. EC 6.3.2.13.. UDP-N-acetyl-alpha-D-muramoyl-L-alanyl-D-glutamate + meso-2,6-
UDP-N-acetylmuramoyl-L-alanyl-D-glutamate--D-lysine ligase (EC 6.3.2.37)
UDP-N-acetylmuramoyl-L-alanyl-D-glutamate--D-lysine ligase. EC 6.3.2.37.. UDP-N-acetyl-alpha-D-muramoyl-L-alanyl-D-glutamate + D-lysine + ATP =
UDP-N-acetylmuramoyl-L-alanyl-D-glutamate--L-lysine ligase (EC 6.3.2.7)
UDP-N-acetylmuramoyl-L-alanyl-D-glutamate--L-lysine ligase. EC 6.3.2.7.. UDP-N-acetyl-alpha-D-muramoyl-L-alanyl-D-glutamate + L-lysine + ATP =
UDP-N-acetylmuramoyl-tripeptide--D-alanyl-D-alanine ligase (EC 6.3.2.10)
UDP-N-acetylmuramoyl-tripeptide--D-alanyl-D-alanine ligase. EC 6.3.2.10.. UDP-N-acetyl-alpha-D-muramoyl-L-alanyl-gamma-D-glutamyl-L-lysine +
UDP-N-acetylmuramoylpentapeptide-lysine N(6)-alanyltransferase (EC 2.3.2.10)
UDP-N-acetylmuramoylpentapeptide-lysine N(6)-alanyltransferase. EC 2.3.2.10.. UDP-N-acetyl-alpha-D-muramoyl-L-alanyl-gamma-D-glutamyl-L-lysyl-D-alanyl-
UDP-N,N'-diacetylbacillosamine 2-epimerase (hydrolyzing) (EC 3.2.1.184)
UDP-N,N'-diacetylbacillosamine 2-epimerase (hydrolyzing). EC 3.2.1.184.. UDP-N,N'-diacetylbacillosamine + H2O = 2,4-diacetamido-2,4,6-trideoxy-
UDP-sugar diphosphatase (EC 3.6.1.45)
UDP-sugar diphosphatase. EC 3.6.1.45.. UDP-sugar + H2O = UMP + alpha-D-aldose 1-phosphate.
UDP-sulfoquinovose synthase (EC 3.13.1.1)
UDP-sulfoquinovose synthase. EC 3.13.1.1.. sulfite + UDP-alpha-D-glucose + H(+) = UDP-alpha-D-6-sulfoquinovose +
Ulp1 peptidase (EC 3.4.22.68)
Ulp1 peptidase. EC 3.4.22.68.. Hydrolysis of the alpha-linked peptide bond in the sequence Gly-
ultra-long-chain ceramide synthase (EC 2.3.1.298)
ultra-long-chain ceramide synthase. EC 2.3.1.298.. an ultra-long-chain fatty acyl-CoA + a sphingoid base = an N-(ultra-long-
ultra-long-chain fatty acid omega-hydroxylase (EC 1.14.14.177)
ultra-long-chain fatty acid omega-hydroxylase. EC 1.14.14.177.. an omega-methyl-ultra-long-chain fatty acid + reduced [NADPH--hemoprotein
umbelliferone 6-dimethylallyltransferase (EC 2.5.1.139)
umbelliferone 6-dimethylallyltransferase. EC 2.5.1.139.. umbelliferone + dimethylallyl diphosphate = demethylsuberosin +
UMP kinase (EC 2.7.4.22)
UMP kinase. EC 2.7.4.22.. UMP + ATP = UDP + ADP.
UMP/CMP kinase (EC 2.7.4.14)
UMP/CMP kinase. EC 2.7.4.14.. (1) CMP + ATP = CDP + ADP.
undecaprenol kinase (EC 2.7.1.66)
undecaprenol kinase. EC 2.7.1.66.. di-trans,octa-cis-undecaprenol + ATP = di-trans,octa-cis-undecaprenyl
undecaprenyl phosphate N,N'-diacetylbacillosamine 1-phosphate (EC 2.7.8.36)
undecaprenyl phosphate N,N'-diacetylbacillosamine 1-phosphate. EC 2.7.8.36.. tri-trans,hepta-cis-undecaprenyl phosphate + UDP-
undecaprenyl-diphosphate phosphatase (EC 3.6.1.27)
undecaprenyl-diphosphate phosphatase. EC 3.6.1.27.. di-trans,octa-cis-undecaprenyl diphosphate + H2O = di-trans,octa-
undecaprenyl-diphosphooligosaccharide--protein glycotransferase (EC 2.4.99.19)
undecaprenyl-diphosphooligosaccharide--protein glycotransferase. EC 2.4.99.19.. tritrans,heptacis-undecaprenyl diphosphooligosaccharide + [protein]-L-
undecaprenyl-phosphate 4-deoxy-4-formamido-L-arabinose transferase (EC 2.4.2.53)
undecaprenyl-phosphate 4-deoxy-4-formamido-L-arabinose transferase. EC 2.4.2.53.. UDP-4-deoxy-4-formamido-beta-L-arabinose + di-trans,octa-cis-undecaprenyl
undecaprenyl-phosphate galactose phosphotransferase (EC 2.7.8.6)
undecaprenyl-phosphate galactose phosphotransferase. EC 2.7.8.6.. di-trans,octa-cis-undecaprenyl phosphate + UDP-alpha-D-galactose = alpha-
undecaprenyl-phosphate glucose phosphotransferase (EC 2.7.8.31)
undecaprenyl-phosphate glucose phosphotransferase. EC 2.7.8.31.. di-trans,octa-cis-undecaprenyl phosphate + UDP-alpha-D-glucose = alpha-D-
undecaprenyl-phosphate mannosyltransferase (EC 2.4.1.54)
undecaprenyl-phosphate mannosyltransferase. EC 2.4.1.54.. di-trans,octa-cis-undecaprenyl phosphate + GDP-alpha-D-mannose =
undecaprenyldiphospho-muramoylpentapeptide beta-N- (EC 2.4.1.227)
undecaprenyldiphospho-muramoylpentapeptide beta-N-. EC 2.4.1.227.. Mur2Ac(oyl-L-Ala-gamma-D-Glu-L-Lys-D-Ala-D-Ala)-di-trans,octa-
unsaturated chondroitin disaccharide hydrolase (EC 3.2.1.180)
unsaturated chondroitin disaccharide hydrolase. EC 3.2.1.180.. beta-D-4-deoxy-Delta(4)-GlcpA-(1->3)-beta-D-GalpNAc6S + H2O = N-acetyl-
unsaturated pyranuronate lyase (EC 4.2.99.25)
unsaturated pyranuronate lyase. EC 4.2.99.25.. (1) 4-deoxy-L-erythro-hex-4-enopyranuronate = (4S,5S)-4,5-dihydroxy-2,6-
unsaturated rhamnogalacturonyl hydrolase (EC 3.2.1.172)
unsaturated rhamnogalacturonyl hydrolase. EC 3.2.1.172.. 2-O-(4-deoxy-beta-L-threo-hex-4-enopyranuronosyl)-alpha-L-rhamnose +
unspecific monooxygenase (EC 1.14.14.1)
unspecific monooxygenase. EC 1.14.14.1.. an organic molecule + reduced [NADPH--hemoprotein reductase] + O2 =
unspecific peroxygenase (EC 1.11.2.1)
unspecific peroxygenase. EC 1.11.2.1.. RH + H2O2 = ROH + H2O.
uracil phosphoribosyltransferase (EC 2.4.2.9)
uracil phosphoribosyltransferase. EC 2.4.2.9.. UMP + diphosphate = 5-phospho-alpha-D-ribose 1-diphosphate + uracil.
uracil-5-carboxylate decarboxylase (EC 4.1.1.66)
uracil-5-carboxylate decarboxylase. EC 4.1.1.66.. uracil 5-carboxylate + H(+) = uracil + CO2.
uracil-DNA glycosylase (EC 3.2.2.27)
uracil-DNA glycosylase. EC 3.2.2.27.. Hydrolyzes single-stranded DNA or mismatched double-stranded DNA and
uracil/thymine dehydrogenase (EC 1.17.99.4)
uracil/thymine dehydrogenase. EC 1.17.99.4.. (1) uracil + A + H2O = barbiturate + AH2 + H(+).
uracilylalanine synthase (EC 2.5.1.53)
uracilylalanine synthase. EC 2.5.1.53.. O-acetyl-L-serine + uracil = 3-(uracil-1-yl)-L-alanine + acetate + H(+).
urate-ribonucleoside phosphorylase (EC 2.4.2.16)
urate-ribonucleoside phosphorylase. EC 2.4.2.16.. urate D-ribonucleoside + phosphate = alpha-D-ribose 1-phosphate + urate.
urea carboxylase (EC 6.3.4.6)
urea carboxylase. EC 6.3.4.6.. urea + hydrogencarbonate + ATP = urea-1-carboxylate + ADP + phosphate +
urease (EC 3.5.1.5)
urease. EC 3.5.1.5.. urea + 2 H2O + H(+) = hydrogencarbonate + 2 NH4(+).
ureidoacrylate amidohydrolase (EC 3.5.1.110)
ureidoacrylate amidohydrolase. EC 3.5.1.110.. (1) (Z)-3-ureidoacrylate + H2O + H(+) = (Z)-3-aminoacrylate + NH4(+) +
ureidoglycine carbamoyltransferase (EC 2.1.3.16)
ureidoglycine carbamoyltransferase. EC 2.1.3.16.. (S)-2-ureidoglycine + carbamoyl phosphate = allantoate + phosphate +
ureidoglycolate amidohydrolase (EC 3.5.1.116)
ureidoglycolate amidohydrolase. EC 3.5.1.116.. (S)-ureidoglycolate + H2O + 2 H(+) = glyoxylate + 2 NH4(+) + CO2.
ureidoglycolate dehydrogenase (NAD(+)) (EC 1.1.1.350)
ureidoglycolate dehydrogenase (NAD(+)). EC 1.1.1.350.. (S)-ureidoglycolate + NAD(+) = N-carbamoyl-2-oxoglycine + NADH + H(+).
ureidoglycolate dehydrogenase [NAD(P)(+)] (EC 1.1.1.154)
ureidoglycolate dehydrogenase [NAD(P)(+)]. EC 1.1.1.154.. (1) (S)-ureidoglycolate + NAD(+) = N-carbamoyl-2-oxoglycine + NADH +
ureidoglycolate lyase (EC 4.3.2.3)
ureidoglycolate lyase. EC 4.3.2.3.. (S)-ureidoglycolate = urea + glyoxylate.
ureidosuccinase (EC 3.5.1.7)
ureidosuccinase. EC 3.5.1.7.. N-carbamoyl-L-aspartate + H2O + 2 H(+) = L-aspartate + NH4(+) + CO2.
urethanase (EC 3.5.1.75)
urethanase. EC 3.5.1.75.. urethane + H2O + H(+) = ethanol + NH4(+) + CO2.
uridine nucleosidase (EC 3.2.2.3)
uridine nucleosidase. EC 3.2.2.3.. uridine + H2O = D-ribose + uracil.
uridine phosphorylase (EC 2.4.2.3)
uridine phosphorylase. EC 2.4.2.3.. uridine + phosphate = alpha-D-ribose 1-phosphate + uracil.
uridine-5'-phosphate dioxygenase (EC 1.14.11.49)
uridine-5'-phosphate dioxygenase. EC 1.14.11.49.. UMP + 2-oxoglutarate + O2 = uridine-5'-aldehyde + succinate + CO2 +
uridine/cytidine kinase (EC 2.7.1.48)
uridine/cytidine kinase. EC 2.7.1.48.. (1) uridine + ATP = UMP + ADP + H(+).
uridylate cyclase (EC 4.6.1.26)
uridylate cyclase. EC 4.6.1.26.. UTP = 3',5'-cyclic UMP + diphosphate.
urocanate hydratase (EC 4.2.1.49)
urocanate hydratase. EC 4.2.1.49.. 4-imidazolone-5-propanoate = trans-urocanate + H2O.
urocanate reductase (EC 1.3.99.33)
urocanate reductase. EC 1.3.99.33.. dihydrourocanate + A = urocanate + AH2.
uronate dehydrogenase (EC 1.1.1.203)
uronate dehydrogenase. EC 1.1.1.203.. (1) beta-D-galacturonate + NAD(+) = D-galactaro-1,5-lactone + NADH +
uronolactonase (EC 3.1.1.19)
uronolactonase. EC 3.1.1.19.. D-glucurono-6,2-lactone + H2O = D-glucuronate + H(+).
uroporphyrinogen decarboxylase (EC 4.1.1.37)
uroporphyrinogen decarboxylase. EC 4.1.1.37.. uroporphyrinogen III + 4 H(+) = coproporphyrinogen III + 4 CO2.
uroporphyrinogen-III C-methyltransferase (EC 2.1.1.107)
uroporphyrinogen-III C-methyltransferase. EC 2.1.1.107.. uroporphyrinogen III + 2 S-adenosyl-L-methionine = precorrin-2 +
uroporphyrinogen-III synthase (EC 4.2.1.75)
uroporphyrinogen-III synthase. EC 4.2.1.75.. hydroxymethylbilane = uroporphyrinogen III + H2O.
UTP--glucose-1-phosphate uridylyltransferase (EC 2.7.7.9)
UTP--glucose-1-phosphate uridylyltransferase. EC 2.7.7.9.. alpha-D-glucose 1-phosphate + UTP + H(+) = UDP-alpha-D-glucose +
UTP--hexose-1-phosphate uridylyltransferase (EC 2.7.7.10)
UTP--hexose-1-phosphate uridylyltransferase. EC 2.7.7.10.. alpha-D-galactose 1-phosphate + UTP + H(+) = UDP-alpha-D-galactose +