Enzyme EC numbers
EC (Enzyme Commission) numbers assigned by IUPAC-IUBMB
3. Hydrolases;
3.5 Acting on carbon-nitrogen bonds, other than peptide bonds;
3.5.1 In linear amides
3.5.1.1 asparaginase; asparaginase II; L-asparaginase; colaspase; elspar; leunase; crasnitin;
alpha-asparaginase
3.5.1.2 glutaminase; glutaminase I; L-glutaminase; glutamine aminohydrolase
3.5.1.3 omega-amidase; alpha-keto acid-omega-amidase
3.5.1.4 amidase; acylamidase; acylase; amidohydrolase; deaminase; fatty acylamidase; N-
acetylaminohydrolase
3.5.1.5 urease
3.5.1.6 beta-ureidopropionase
3.5.1.7 ureidosuccinase
3.5.1.8 formylaspartate deformylase; formylaspartic formylase (formylase I, formylase II)
3.5.1.9 arylformamidase; kynurenine formamidase; formylase; formylkynureninase; formylkynurenine
formamidase; formamidase I; formamidase II
3.5.1.10 formyltetrahydrofolate deformylase
3.5.1.11 penicillin amidase; penicillin acylase; benzylpenicillin acylase; novozym 217;
semacylase; alpha-acylamino-beta-lactam acylhydrolase; ampicillin acylase
3.5.1.12 biotinidase; amidohydrolase biotinidase
3.5.1.13 aryl-acylamidase; AAA-1; AAA-2; brain acetylcholinesterase (is associated with AAA-2);
pseudocholinesterase (associated with arylacylamidase)
3.5.1.14 aminoacylase; dehydropeptidase II; histozyme; hippuricase; benzamidase; acylase I;
hippurase; amido acid deacylase; L-aminoacylase; acylase; aminoacylase I; L-amino-acid
acylase; alpha-N-acylaminoacid hydrolase; long acyl amidoacylase; short acyl amidoacylase
3.5.1.15 aspartoacylase; aminoacylase II; N-acetylaspartate amidohydrolase; acetyl-aspartic
deaminase; acylase II
3.5.1.16 acetylornithine deacetylase; acetylornithinase; N-acetylornithinase; 2-N-acetyl-L-
ornithine amidohydrolase
3.5.1.17 acyl-lysine deacylase; epsilon-lysine acylase; 6-N-acyl-L-lysine amidohydrolase
3.5.1.18 succinyl-diaminopimelate desuccinylase; N-succinyl-L-alpha,epsilon-diaminopimelic acid
deacylase
3.5.1.19 nicotinamidase; nicotinamide deaminase; nicotinamide amidase; YNDase
3.5.1.20 citrullinase; citrulline ureidase; citrulline hydrolase; L-citrulline 5-N-
carbamoyldihydrolase
3.5.1.21 N-acetyl-beta-alanine deacetylase
3.5.1.22 pantothenase; pantothenate hydrolase; pantothenate amidohydrolase
3.5.1.23 ceramidase; acylsphingosine deacylase; glycosphingolipid ceramide deacylase
3.5.1.24 choloylglycine hydrolase; glycocholase; bile salt hydrolase; choloyltaurine hydrolase
3.5.1.25 N-acetylglucosamine-6-phosphate deacetylase; acetylglucosamine phosphate deacetylase;
acetylaminodeoxyglucosephosphate acetylhydrolase; 2-acetamido-2-deoxy-D-glucose-6-
phosphate amidohydrolase
3.5.1.26 N4-(beta-N-acetylglucosaminyl)-L-asparaginase; aspartylglucosylamine deaspartylase;
aspartylglucosylaminase; aspartylglucosaminidase; aspartylglycosylamine amidohydrolase;
N-aspartyl-beta-glucosaminidase; glucosylamidase; beta-aspartylglucosylamine
amidohydrolase; 4-N-(beta-N-acetyl-D-glucosaminyl)-L-asparagine amidohydrolase
3.5.1.27 N-formylmethionylaminoacyl-tRNA deformylase
3.5.1.28 N-acetylmuramoyl-L-alanine amidase; acetylmuramyl-L-alanine amidase; N-acetylmuramyl-L-
alanine amidase; N-acylmuramyl-L-alanine amidase; acetylmuramoyl-alanine amidase; N-
acetylmuramic acid L-alanine amidase; acetylmuramyl-alanine amidase; N-
acetylmuramylalanine amidase; murein hydrolase; N-acetylmuramoyl-L-alanine amidase type
I; N-acetylmuramoyl-L-alanine amidase type II
3.5.1.29 2-(acetamidomethylene)succinate hydrolase; alpha-(N-acetylaminomethylene)succinic acid
hydrolase
3.5.1.30 5-aminopentanamidase; 5-aminovaleramidase; 5-aminonorvaleramidase
3.5.1.31 formylmethionine deformylase
3.5.1.32 hippurate hydrolase
3.5.1.33 N-acetylglucosamine deacetylase; acetylaminodeoxyglucose acetylhydrolase; N-acetyl-D-
glucosaminyl N-deacetylase
3.5.1.34 Deleted entry
3.5.1.35 D-glutaminase
3.5.1.36 N-methyl-2-oxoglutaramate hydrolase; 5-hydroxy-N-methylpyroglutamate synthase
3.5.1.37 Deleted entry
3.5.1.38 glutamin-(asparagin-)ase
3.5.1.39 alkylamidase
3.5.1.40 acylagmatine amidase; acylagmatine amidohydrolase; acylagmatine deacylase
3.5.1.41 chitin deacetylase
3.5.1.42 nicotinamide-nucleotide amidase; NMN deamidase; nicotinamide mononucleotide deamidase;
nicotinamide mononucleotide amidohydrolase
3.5.1.43 peptidyl-glutaminase; peptidoglutaminase I; peptideglutaminase; peptidoglutaminase
3.5.1.44 protein-glutamine glutaminase; peptidoglutaminase II; glutaminyl-peptide glutaminase;
destabilase; peptidylglutaminase II
3.5.1.45 Deleted entry
3.5.1.46 6-aminohexanoate-dimer hydrolase; 6-aminohexanoic acid oligomer hydrolase
3.5.1.47 N-acetyldiaminopimelate deacetylase; N-acetyl-L-diaminopimelic acid deacylase; N-acetyl-
LL-diaminopimelate deacylase; 6-N-acetyl-LL-2,6-diaminoheptanedioate amidohydrolase
3.5.1.48 acetylspermidine deacetylase; N8-monoacetylspermidine deacetylase; N8-acetylspermidine
deacetylase; N-acetylspermidine deacetylase; N1-acetylspermidine amidohydrolase
(incorrect); 8-N-acetylspermidine amidohydrolase
3.5.1.49 formamidase
3.5.1.50 pentanamidase; valeramidase
3.5.1.51 4-acetamidobutyryl-CoA deacetylase; aminobutyryl-CoA thiolesterase; deacetylase-
thiolesterase
3.5.1.52 peptide-N4-(N-acetyl-beta-glucosaminyl)asparagine amidase; glycopeptide N-glycosidase;
glycopeptidase; N-oligosaccharide glycopeptidase; N-glycanase; Jack-bean glycopeptidase;
PNGase A; PNGase F
3.5.1.53 N-carbamoylputrescine amidase; carbamoylputrescine hydrolase; NCP
3.5.1.54 allophanate hydrolase; allophanate lyase; AtzF; TrzF
3.5.1.55 long-chain-fatty-acyl-glutamate deacylase; long-chain aminoacylase; long-chain-fatty-
acyl-glutamate deacylase; long-chain acylglutamate amidase; N-acyl-D-glutamate deacylase
3.5.1.56 N,N-dimethylformamidase; dimethylformamidase; DMFase
3.5.1.57 tryptophanamidase; tryptophan aminopeptidase; L-tryptophan aminopeptidase
3.5.1.58 N-benzyloxycarbonylglycine hydrolase; benzyloxycarbonylglycine hydrolase; Nalpha-
carbobenzoxyamino acid amidohydrolase; Nalpha-benzyloxycarbonyl amino acid urethane
hydrolase; Nalpha-benzyloxycarbonyl amino acid urethane hydrolase I
3.5.1.59 N-carbamoylsarcosine amidase; carbamoylsarcosine amidase
3.5.1.60 N-(long-chain-acyl)ethanolamine deacylase; N-acylethanolamine amidohydrolase;
acylethanolamine amidase
3.5.1.61 mimosinase
3.5.1.62 acetylputrescine deacetylase
3.5.1.63 4-acetamidobutyrate deacetylase
3.5.1.64 Nalpha-benzyloxycarbonylleucine hydrolase; benzyloxycarbonylleucine hydrolase; Nalpha-
benzyloxycarbonyl amino acid urethane hydrolase IV; alpha-N-benzyloxycarbonyl-L-leucine
urethanehydrolase
3.5.1.65 theanine hydrolase; L-theanine amidohydrolase; 5-N-ethyl-L-glutamine amidohydrolase
3.5.1.66 2-(hydroxymethyl)-3-(acetamidomethylene)succinate hydrolase; compound B hydrolase; alpha-
hydroxymethyl-alpha'-(N-acetylaminomethylene)succinic acid hydrolase
3.5.1.67 4-methyleneglutaminase; 4-methyleneglutamine deamidase; 4-methyleneglutamine
amidohydrolase
3.5.1.68 N-formylglutamate deformylase; beta-citryl-L-glutamate hydrolase; formylglutamate
deformylase; N-formylglutamate hydrolase; beta-citrylglutamate amidase; beta-citryl-L-
glutamate amidohydrolase; beta-citryl-L-glutamate amidase; beta-citrylglutamate amidase;
beta-citryl-L-glutamate-hydrolyzing enzyme
3.5.1.69 glycosphingolipid deacylase; glycosphingolipid ceramide deacylase
3.5.1.70 aculeacin-A deacylase; aculeacin A acylase
3.5.1.71 N-feruloylglycine deacylase; N-feruloylglycine hydrolase
3.5.1.72 D-benzoylarginine-4-nitroanilide amidase; benzoyl-D-arginine arylamidase; D-BAPA-ase
3.5.1.73 carnitinamidase; L-carnitinamidase; carnitine amidase; L-carnitine amidase
3.5.1.74 chenodeoxycholoyltaurine hydrolase
3.5.1.75 urethanase; urethane hydrolase
3.5.1.76 arylalkyl acylamidase; aralkyl acylamidase
3.5.1.77 N-carbamoyl-D-amino-acid hydrolase; D-N-carbamoylase; N-carbamoylase (ambiguous); N-
carbamoyl-D-amino acid hydrolase
3.5.1.78 glutathionylspermidine amidase; glutathionylspermidine amidohydrolase (spermidine-
forming)
3.5.1.79 phthalyl amidase
3.5.1.80 Deleted entry
3.5.1.81 N-acyl-D-amino-acid deacylase
3.5.1.82 N-acyl-D-glutamate deacylase
3.5.1.83 N-acyl-D-aspartate deacylase
3.5.1.84 biuret amidohydrolase
3.5.1.85 (S)-N-acetyl-1-phenylethylamine hydrolase
3.5.1.86 mandelamide amidase; Pseudomonas mandelamide hydrolase
3.5.1.87 N-carbamoyl-L-amino-acid hydrolase; N-carbamyl L-amino acid amidohydrolase; N-carbamoyl-
L-amino acid amidohydrolase; L-N-carbamoylase; N-carbamoylase (ambiguous)
3.5.1.88 peptide deformylase
3.5.1.89 N-acetylglucosaminylphosphatidylinositol deacetylase; N-acetyl-D-
glucosaminylphosphatidylinositol acetylhydrolase; N-
acetylglucosaminylphosphatidylinositol de-N-acetylase; GlcNAc-PI de-N-acetylase; GlcNAc-
PI deacetylase; acetylglucosaminylphosphatidylinositol deacetylase
3.5.1.90 adenosylcobinamide hydrolase; CbiZ; AdoCbi amidohydrolase
3.5.1.91 N-substituted formamide deformylase; NfdA
3.5.1.92 pantetheine hydrolase; pantetheinase; vanin; vanin-1
3.5.1.93 glutaryl-7-aminocephalosporanic-acid acylase; 7beta-(4-carboxybutanamido)cephalosporanic
acid acylase; cephalosporin C acylase; glutaryl-7-ACA acylase; CA; GCA; GA; cephalosporin
acylase; glutaryl-7-aminocephalosporanic acid acylase; GL-7-ACA acylase
3.5.1.94 gamma-glutamyl-gamma-aminobutyrate hydrolase; gamma-glutamyl-GABA hydrolase; PuuD; YcjL;
4-(gamma-glutamylamino)butanoate amidohydrolase
3.5.1.95 N-malonylurea hydrolase; ureidomalonase
3.5.1.96 succinylglutamate desuccinylase; N2-succinylglutamate desuccinylase; SGDS; AstE
3.5.1.97 acyl-homoserine-lactone acylase; acyl-homoserine lactone acylase; AHL-acylase; AiiD; N-
acyl-homoserine lactone acylase; PA2385 protein; quorum-quenching AHL acylase; quorum-
quenching enzyme; PvdQ; QuiP
3.5.1.98 histone deacetylase; HDAC
3.5.1.99 fatty acid amide hydrolase; FAAH; oleamide hydrolase; anandamide amidohydrolase
3.5.1.100 (R)-amidase; R-stereospecific amidase; R-amidase
3.5.1.101 L-proline amide hydrolase; S-stereoselective piperazine-2-tert-butylcarboxamide
hydrolase; LaaA; L-amino acid amidase
3.5.1.- L-proline amide hydrolase; S-stereoselective piperazine-2-tert-butylcarboxamide hydrolase;
LaaA; L-amino acid amidase
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Last updated: January 26, 2010