Nomenclature Committee of the International Union of Biochemistry and Molecular Biology (NC-IUBMB)

Enzyme Nomenclature

Supplement 24 (2018)

The following documents with additions and amendments to Enzyme Nomenclature have been approved after public review:

New enzymes (20 February 2018, approved 19 March 2018)
New enzymes (29 March 2018, approved 29 March 2018)
New enzymes (21 May 2018, approved 21 May 2018)
The entries were added on the date indicated and fully approved after a month. An asterisk before 'EC' indicates that this is an amendment to an existing enzyme rather than a new enzyme entry.


Contents

*EC 1.1.1.262 4-hydroxythreonine-4-phosphate dehydrogenase (21 May 2018)
*EC 1.1.3.2 L-lactate oxidase (29 March 2018)
EC 1.1.99.42 4-pyridoxic acid dehydrogenase (21 May 2018)
EC 1.2.1.100 5-formyl-3-hydroxy-2-methylpyridine 4-carboxylic acid 5-dehydrogenase (21 May 2018)
EC 1.3.1.114 3-dehydro-bile acid Δ4,6-reductase (21 May 2018)
EC 1.3.1.115 3-oxocholoyl-CoA 4-desaturase (21 May 2018)
EC 1.3.1.116 7β-hydroxy-3-oxochol-24-oyl-CoA 4-desaturase (21 May 2018)
EC 1.3.1.117 hydroxycinnamoyl-CoA reductase (21 May 2018)
EC 1.3.99.39 carotenoid φ-ring synthase (21 May 2018)
EC 1.3.99.40 carotenoid χ-ring synthase (21 May 2018)
EC 1.7.1.17 FMN-dependent NADH-azoreductase (29 March 2018)
EC 1.8.2.6 S-disulfanyl-L-cysteine oxidoreductase (20 February 2018)
EC 1.13.11.85 exo-cleaving rubber dioxygenase (29 March 2018)
EC 1.13.12.24 calcium-regulated photoprotein (20 February 2018)
EC 1.14.11.14 transferred now EC 1.14.20.13 (21 May 2018)
EC 1.14.11.19 transferred now EC 1.14.20.4 (29 March 2018)
EC 1.14.11.22 transferred now EC 1.14.20.5 (29 March 2018)
EC 1.14.11.23 transferred now EC 1.14.20.6 (29 March 2018)
EC 1.14.11.34 transferred now EC 1.14.20.7 (29 March 2018)
EC 1.14.11.50 transferred now EC 1.14.20.8 (29 March 2018)
EC 1.14.11.58 ornithine lipid ester-linked acyl 2-hydroxylase (20 February 2018)
EC 1.14.11.59 2,4-dihydroxy-1,4-benzoxazin-3-one-glucoside dioxygenase (20 February 2018)
EC 1.14.12.4 transferred now EC 1.14.13.242 (21 May 2018)
EC 1.14.12.5 transferred now EC 1.14.13.241 (21 May 2018)
EC 1.14.13.21 transferred now EC 1.14.14.82 (21 May 2018)
*EC 1.14.13.32 albendazole monooxygenase (flavin-containing) (21 May 2018)
EC 1.14.13.74 transferred now EC 1.14.14.85 (21 May 2018)
EC 1.14.13.78 transferred now EC 1.14.14.86 (21 May 2018)
EC 1.14.13.88 transferred now EC 1.14.14.81 (21 May 2018)
EC 1.14.13.97 transferred now EC 1.14.14.57 (20 February 2018)
EC 1.14.13.136 transferred now EC 1.14.14.87 (21 May 2018)
EC 1.14.13.141 transferred now EC 1.14.15.29 (21 May 2018)
EC 1.14.13.143 transferred now EC 1.14.14.76 (21 May 2018)
EC 1.14.13.151 transferred now EC 1.14.14.84 (21 May 2018)
EC 1.14.13.152 transferred now EC 1.14.14.83 (21 May 2018)
EC 1.14.13.191 transferred now EC 1.14.14.70 (29 March 2018)
EC 1.14.13.194 transferred now EC 1.14.14.78 (21 May 2018)
EC 1.14.13.199 transferred now EC 1.14.14.79 (21 May 2018)
EC 1.14.13.205 transferred now EC 1.14.14.80 (21 May 2018)
EC 1.14.13.221 transferred now EC 1.14.15.28 (21 May 2018)
EC 1.14.13.240 2-polyprenylphenol 6-hydroxylase (21 May 2018)
EC 1.14.13.241 5-pyridoxate monooxygenase (21 May 2018)
EC 1.14.13.242 3-hydroxy-2-methylpyridine-5-carboxylate monooxygenase (21 May 2018)
*EC 1.14.14.56 1,8-cineole 2-exo-monooxygenase (21 May 2018)
EC 1.14.14.57 taurochenodeoxycholate 6α-hydroxylase (20 February 2018)
EC 1.14.14.58 trimethyltridecatetraene synthase (20 February 2018)
EC 1.14.14.59 dimethylnonatriene synthase (20 February 2018)
EC 1.14.14.60 ferruginol monooxygenase (20 February 2018)
EC 1.14.14.61 carnosic acid synthase (20 February 2018)
EC 1.14.14.62 salviol synthase (20 February 2018)
EC 1.14.14.63 β-amyrin 16β-monooxygenase (20 February 2018)
EC 1.14.14.64 β-amyrin 6β-monooxygenase (20 February 2018)
EC 1.14.14.65 sugiol synthase (20 February 2018)
EC 1.14.14.66 marmesin synthase (20 February 2018)
EC 1.14.14.67 11-hydroxysugiol 20-monooxygenase (20 February 2018)
EC 1.14.14.68 syn-pimaradiene 3-monooxygenase (20 February 2018)
EC 1.14.14.69 ent-cassadiene hydroxylase (20 February 2018)
EC 1.14.14.70 ent-sandaracopimaradiene 3-hydroxylase (29 March 2018)
EC 1.14.14.71 cucurbitadienol 11-hydroxylase (29 March 2018)
EC 1.14.14.72 drimenol monooxygenase (29 March 2018)
EC 1.14.14.73 albendazole monooxygenase (sulfoxide-forming) (21 May 2018)
EC 1.14.14.74 albendazole monooxygenase (hydroxylating) (21 May 2018)
EC 1.14.14.75 fenbendazole monooxygenase (4'-hydroxylating) (21 May 2018)
EC 1.14.14.76 ent-isokaurene C2/C3-hydroxylase (21 May 2018)
EC 1.14.14.77 phenylacetonitrile α-monooxygenase (21 May 2018)
EC 1.14.14.78 phylloquinone ω-hydroxylase (21 May 2018)
EC 1.14.14.79 docosahexaenoic acid ω-hydroxylase (21 May 2018)
EC 1.14.14.80 long-chain fatty acid ω-monooxygenase (21 May 2018)
EC 1.14.14.81 flavanoid 3',5'-hydroxylase (21 May 2018)
EC 1.14.14.82 flavonoid 3'-monooxygenase (21 May 2018)
EC 1.14.14.83 geraniol 8-hydroxylase (21 May 2018)
EC 1.14.14.84 linalool 8-monooxygenase (21 May 2018)
EC 1.14.14.85 7-deoxyloganin 7-hydroxylase (21 May 2018)
EC 1.14.14.86 ent-kaurene monooxygenase (21 May 2018)
EC 1.14.14.87 2-hydroxyisoflavanone synthase (21 May 2018)
EC 1.14.15.25 p-cymene methyl-monooxygenase (20 February 2018)
EC 1.14.15.26 toluene methyl-monooxygenase (20 February 2018)
EC 1.14.15.27 β-dihydromenaquinone-9 ω-hydroxylase (21 May 2018)
EC 1.14.15.28 cholest-4-en-3-one 26-monooxygenase [(25R)-3-oxocholest-4-en-26-oate forming] (21 May 2018)
EC 1.14.15.29 cholest-4-en-3-one 26-monooxygenase [(25S)-3-oxocholest-4-en-26-oate forming] (21 May 2018)
EC 1.14.15.30 3-ketosteroid 9α-monooxygenase (21 May 2018)
*EC 1.14.19.9 tryptophan 7-halogenase (29 March 2018)
EC 1.14.19.53 all-trans-retinol 3,4-desaturase (20 February 2018)
EC 1.14.19.54 1,2-dehydroreticuline synthase (29 March 2018)
EC 1.14.19.55 4-hydroxybenzoate brominase (decarboxylating) (29 March 2018)
EC 1.14.19.56 1H-pyrrole-2-carbonyl-[peptidyl-carrier protein] chlorinase (29 March 2018)
EC 1.14.19.57 1H-pyrrole-2-carbonyl-[peptidyl-carrier protein] brominase (29 March 2018)
EC 1.14.19.58 tryptophan 5-halogenase (29 March 2018)
EC 1.14.19.59 tryptophan 6-halogenase (29 March 2018)
EC 1.14.19.60 7-chloro-L-tryptophan 6-halogenase (29 March 2018)
EC 1.14.19.61 dihydrorhizobitoxine desaturase (21 May 2018)
EC 1.14.20.2 transferred now EC 1.14.11.59 (20 February 2018)
EC 1.14.20.4 anthocyanidin synthase (29 March 2018)
EC 1.14.20.5 flavone synthase I (29 March 2018)
EC 1.14.20.6 flavonol synthase (29 March 2018)
EC 1.14.20.7 2-oxoglutarate/L-arginine monooxygenase/decarboxylase (succinate-forming) (29 March 2018)
EC 1.14.20.8 (–)-deoxypodophyllotoxin synthase (29 March 2018)
EC 1.14.20.9 L-tyrosine isonitrile desaturase (21 May 2018)
EC 1.14.20.10 L-tyrosine isonitrile desaturase/decarboxylase (21 May 2018)
EC 1.14.20.11 3-[(Z)-2-isocyanoethenyl]-1H-indole synthase (21 May 2018)
EC 1.14.20.12 3-[(E)-2-isocyanoethenyl]-1H-indole synthase (21 May 2018)
EC 1.14.20.13 6β-hydroxyhyoscyamine epoxidase (21 May 2018)
EC 1.14.99.60 3-demethoxyubiquinol 3-hydroxylase (21 May 2018)
*EC 1.18.6.1 nitrogenase (21 May 2018)
EC 1.18.6.2 vanadium-dependent nitrogenase (21 May 2018)
*EC 2.1.1.294 3-O-phospho-polymannosyl GlcNAc-diphospho-ditrans,octacis-undecaprenol 3-phospho-methyltransferase (20 February 2018)
EC 2.1.1.346 U6 snRNA m6A methyltransferase (20 February 2018)
EC 2.1.1.347 (+)-O-methylkolavelool synthase (20 February 2018)
EC 2.1.1.348 mRNA m6A methyltransferase (29 March 2018)
EC 2.1.5 Methylenetransferases (20 February 2018)
EC 2.1.5.1 sesamin methylene transferase (20 February 2018)
*EC 2.3.1.74 chalcone synthase (21 May 2018)
EC 2.3.1.96 deleted (20 February 2018)
*EC 2.3.1.97 glycylpeptide N-tetradecanoyltransferase (21 May 2018)
EC 2.3.1.128 transferred now EC 2.3.1.266 and EC 2.3.1.267(20 February 2018)
EC 2.3.1.266 [ribosomal protein S18]-alanine N-acetyltransferase (20 February 2018)
EC 2.3.1.267 [ribosomal protein S5]-alanine N-acetyltransferase (20 February 2018)
EC 2.3.1.268 ethanol O-acetyltransferase (20 February 2018)
EC 2.3.1.269 apolipoprotein N-acyltransferase (21 May 2018)
EC 2.3.1.270 lyso-ornithine lipid O-acyltransferase (21 May 2018)
EC 2.3.1.271 L-glutamate-5-semialdehyde N-acetyltransferase (21 May 2018)
EC 2.3.1.272 2-acetylphloroglucinol acetyltransferase (21 May 2018)
EC 2.3.3.20 acyl-CoA:acyl-CoA alkyltransferase (20 February 2018)
*EC 2.4.1.53 poly(ribitol-phosphate) β-glucosyltransferase (29 March 2018)
*EC 2.4.1.70 poly(ribitol-phosphate) α-N-acetylglucosaminyltransferase (29 March 2018)
EC 2.4.1.95 deleted (21 May 2018)
*EC 2.4.1.101 α-1,3-mannosyl-glycoprotein 2-β-N-acetylglucosaminyltransferase (29 March 2018)
*EC 2.4.1.102 β-1,3-galactosyl-O-glycosyl-glycoprotein β-1,6-N-acetylglucosaminyltransferase (21 May 2018)
*EC 2.4.1.143 α-1,6-mannosyl-glycoprotein 2-β-N-acetylglucosaminyltransferase (29 March 2018)
*EC 2.4.1.144 β-1,4-mannosyl-glycoprotein 4-β-N-acetylglucosaminyltransferase (29 March 2018)
*EC 2.4.1.145 α-1,3-mannosyl-glycoprotein 4-β-N-acetylglucosaminyltransferase (29 March 2018)
*EC 2.4.1.146 β-1,3-galactosyl-O-glycosyl-glycoprotein β-1,3-N-acetylglucosaminyltransferase (21 May 2018)
*EC 2.4.1.155 α-1,6-mannosyl-glycoprotein 6-β-N-acetylglucosaminyltransferase (21 May 2018)
*EC 2.4.1.195 N-hydroxythioamide S-β-glucosyltransferase (29 March 2018)
*EC 2.4.1.201 α-1,6-mannosyl-glycoprotein 4-β-N-acetylglucosaminyltransferase (29 March 2018)
*EC 2.4.1.226 N-acetylgalactosaminyl-proteoglycan 3-β-glucuronosyltransferase (21 May 2018)
EC 2.4.1.351 rhamnogalacturonan I rhamnosyltransferase (20 February 2018)
EC 2.4.1.352 glucosylglycerate phosphorylase (20 February 2018)
EC 2.4.1.353 sordaricin 6-deoxyaltrosyltransferase (29 March 2018)
EC 2.4.1.354 (R)-mandelonitrile β-glucosyltransferase (29 March 2018)
EC 2.4.1.355 poly(ribitol-phosphate) β-N-acetylglucosaminyltransferase (29 March 2018)
EC 2.4.1.356 glucosyl-dolichyl phosphate glucuronosyltransferase (21 May 2018)
EC 2.4.1.357 phlorizin synthase (21 May 2018)
EC 2.4.2.59 sulfide-dependent adenosine diphosphate thiazole synthase (29 March 2018)
EC 2.4.2.60 cysteine-dependent adenosine diphosphate thiazole synthase (29 March 2018)
*EC 2.5.1.98 Rhizobium leguminosarum exopolysaccharide glucosyl ketal-pyruvate-transferase (20 February 2018)
EC 2.5.1.99 deleted (20 February 2018)
EC 2.5.1.143 pyridinium-3,5-biscarboxylic acid mononucleotide synthase (29 March 2018)
EC 2.5.1.144 S-sulfo-L-cysteine synthase (O-acetyl-L-serine-dependent) (21 May 2018)
EC 2.5.1.145 phosphatidylglycerol—prolipoprotein diacylglyceryl transferase (21 May 2018)
EC 2.5.1.146 3-geranyl-3-[(Z)-2-isocyanoethenyl]indole synthase (21 May 2018)
*EC 2.6.1.92 UDP-4-amino-4,6-dideoxy-N-acetyl-β-L-altrosamine transaminase (21 May 2018)
EC 2.6.1.114 8-demethyl-8-aminoriboflavin-5′-phosphate synthase (20 February 2018)
*EC 2.7.1.209 L-erythrulose 1-kinase (29 March 2018)
EC 2.7.7.100 SAMP-activating enzyme (21 May 2018)
EC 2.7.9.6 rifampicin phosphotransferase (20 February 2018)
*EC 2.8.1.2 3-mercaptopyruvate sulfurtransferase (20 February 2018)
*EC 2.8.1.8 lipoyl synthase (29 March 2018)
EC 2.8.5 Thiosulfotransferases (21 May 2018)
EC 2.8.5.1 S-sulfo-L-cysteine synthase (3-phospho-L-serine-dependent) (21 May 2018)
EC 3.1.1.103 teichoic acid D-alanine hydrolase (20 February 2018)
EC 3.1.6.20 S-sulfosulfanyl-L-cysteine sulfohydrolase (21 May 2018)
*EC 3.2.1.106 mannosyl-oligosaccharide glucosidase (29 March 2018)
*EC 3.2.1.114 mannosyl-oligosaccharide 1,3-1,6-α-mannosidase (29 March 2018)
*EC 3.2.1.170 mannosylglycerate hydrolase (21 May 2018)
EC 3.2.1.207 mannosyl-oligosaccharide α-1,3-glucosidase (29 March 2018)
EC 3.2.2.31 adenine glycosylase (20 February 2018)
*EC 3.3.1.2 S-adenosyl-L-methionine hydrolase (L-homoserine-forming) (21 May 2018)
EC 3.5.1.128 deaminated glutathione amidase (29 March 2018)
*EC 3.7.1.4 phloretin hydrolase (29 March 2018)
EC 3.13.1.7 carbonyl sulfide hydrolase (20 February 2018)
EC 3.13.1.8 S-adenosyl-L-methionine hydrolase (adenosine-forming) (21 May 2018)
EC 4.1.1.110 bisphosphomevalonate decarboxylase (21 May 2018)
EC 4.1.1.111 siroheme decarboxylase (21 May 2018)
EC 4.4.1.37 pyridinium-3,5-bisthiocarboxylic acid mononucleotide synthase (21 May 2018)
EC 5.1.3.39 deleted (20 February 2018)
*EC 5.3.3.8 Δ32-enoyl-CoA isomerase (20 February 2018)
EC 5.3.3.21 Δ3,52,4-dienoyl-CoA isomerase (20 February 2018)
EC 5.3.3.22 lutein isomerase (29 March 2018)
EC 5.5.1.31 hapalindole H synthase (29 March 2018)
EC 5.5.1.32 12-epi-hapalindole U synthase (29 March 2018)
EC 5.5.1.33 12-epi-fischerindole U synthase (29 March 2018)
EC 6.2.1.53 L-proline—[L-prolyl-carrier protein] ligase (29 March 2018)
EC 6.2.1.54 D-alanine—[D-alanyl-carrier protein] ligase (29 March 2018)
EC 6.2.1.55 E1 SAMP-activating enzyme (21 May 2018)
EC 6.3.2.52 jasmonoyl—L-amino acid synthetase (20 February 2018)
*EC 6.3.4.14 biotin carboxylase (20 February 2018)
*EC 6.3.4.15 biotin—[biotin carboxyl-carrier protein] ligase (20 February 2018)
*EC 6.4.1.2 acetyl-CoA carboxylase (20 February 2018)


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