A new class EC 7, Translocases, has been added to the EC list. It will be part of ENZYME from release 2018_10. Read more about EC 7 here.
Oxidoreductases
Acting on the CH-CH group of donors
The following ENZYME entries belong to class 1.3.-.-:
1.3.1.1 Dihydrouracil dehydrogenase (NAD(+)) 1.3.1.2 Dihydropyrimidine dehydrogenase (NADP(+)) 1.3.1.3 Delta(4)-3-oxosteroid 5-beta-reductase 1.3.1.4 Transferred entry: 1.3.1.22 1.3.1.5 Cucurbitacin Delta(23)-reductase 1.3.1.6 Fumarate reductase (NADH) 1.3.1.7 Meso-tartrate dehydrogenase 1.3.1.8 Acyl-CoA dehydrogenase (NADP(+)) 1.3.1.9 Enoyl-[acyl-carrier-protein] reductase (NADH) 1.3.1.10 Enoyl-[acyl-carrier-protein] reductase (NADPH, Si-specific) 1.3.1.11 2-coumarate reductase 1.3.1.12 Prephenate dehydrogenase 1.3.1.13 Prephenate dehydrogenase (NADP(+)) 1.3.1.14 Dihydroorotate dehydrogenase (NAD(+)) 1.3.1.15 Dihydroorotate dehydrogenase (NADP(+)) 1.3.1.16 Beta-nitroacrylate reductase 1.3.1.17 3-methyleneoxindole reductase 1.3.1.18 Kynurenate-7,8-dihydrodiol dehydrogenase 1.3.1.19 Cis-1,2-dihydrobenzene-1,2-diol dehydrogenase 1.3.1.20 Trans-1,2-dihydrobenzene-1,2-diol dehydrogenase 1.3.1.21 7-dehydrocholesterol reductase 1.3.1.22 3-oxo-5-alpha-steroid 4-dehydrogenase (NADP(+)) 1.3.1.23 Deleted entry 1.3.1.24 Biliverdin reductase 1.3.1.25 1,6-dihydroxycyclohexa-2,4-diene-1-carboxylate dehydrogenase 1.3.1.26 Transferred entry: 1.17.1.8 1.3.1.27 2-hexadecenal reductase 1.3.1.28 2,3-dihydro-2,3-dihydroxybenzoate dehydrogenase 1.3.1.29 Cis-1,2-dihydro-1,2-dihydroxynaphthalene dehydrogenase 1.3.1.30 Transferred entry: 1.3.1.22 1.3.1.31 2-enoate reductase 1.3.1.32 Maleylacetate reductase 1.3.1.33 Protochlorophyllide reductase 1.3.1.34 2,4-dienoyl-CoA reductase (NADPH) 1.3.1.35 Transferred entry: 1.14.19.22 1.3.1.36 Geissoschizine dehydrogenase 1.3.1.37 Cis-2-enoyl-CoA reductase (NADPH) 1.3.1.38 Trans-2-enoyl-CoA reductase (NADPH) 1.3.1.39 Enoyl-[acyl-carrier-protein] reductase (NADPH, Re-specific) 1.3.1.40 2-hydroxy-6-oxo-6-phenylhexa-2,4-dienoate reductase 1.3.1.41 Xanthommatin reductase 1.3.1.42 12-oxophytodienoate reductase 1.3.1.43 Arogenate dehydrogenase 1.3.1.44 Trans-2-enoyl-CoA reductase (NAD(+)) 1.3.1.45 2'-hydroxyisoflavone reductase 1.3.1.46 Biochanin-A reductase 1.3.1.47 Alpha-santonin 1,2-reductase 1.3.1.48 15-oxoprostaglandin 13-reductase 1.3.1.49 Cis-3,4-dihydrophenanthrene-3,4-diol dehydrogenase 1.3.1.50 Transferred entry: 1.1.1.252 1.3.1.51 2'-hydroxydaidzein reductase 1.3.1.52 Transferred entry: 1.3.8.5 1.3.1.53 (3S,4R)-3,4-dihydroxycyclohexa-1,5-diene-1,4-dicarboxylate dehydrogenase 1.3.1.54 Precorrin-6A reductase 1.3.1.55 Deleted entry 1.3.1.56 Cis-2,3-dihydrobiphenyl-2,3-diol dehydrogenase 1.3.1.57 Phloroglucinol reductase 1.3.1.58 2,3-dihydroxy-2,3-dihydro-p-cumate dehydrogenase 1.3.1.59 Deleted entry 1.3.1.60 Dibenzothiophene dihydrodiol dehydrogenase 1.3.1.61 Deleted entry 1.3.1.62 Pimeloyl-CoA dehydrogenase 1.3.1.63 Transferred entry: 1.21.1.2 1.3.1.64 Phthalate 4,5-cis-dihydrodiol dehydrogenase 1.3.1.65 5,6-dihydroxy-3-methyl-2-oxo-1,2,5,6-tetrahydroquinoline dehydrogenase 1.3.1.66 Cis-dihydroethylcatechol dehydrogenase 1.3.1.67 Cis-1,2-dihydroxy-4-methylcyclohexa-3,5-diene-1-carboxylate dehydrogenase 1.3.1.68 1,2-dihydroxy-6-methylcyclohexa-3,5-dienecarboxylate dehydrogenase 1.3.1.69 Zeatin reductase 1.3.1.70 Delta(14)-sterol reductase 1.3.1.71 Delta(24(24(1)))-sterol reductase 1.3.1.72 Delta(24)-sterol reductase 1.3.1.73 1,2-dihydrovomilenine reductase 1.3.1.74 2-alkenal reductase (NAD(P)(+)) 1.3.1.75 3,8-divinyl protochlorophyllide a 8-vinyl-reductase (NADPH) 1.3.1.76 Precorrin-2 dehydrogenase 1.3.1.77 Anthocyanidin reductase ((2R,3R)-flavan-3-ol-forming) 1.3.1.78 Arogenate dehydrogenase (NADP(+)) 1.3.1.79 Arogenate dehydrogenase (NAD(P)(+)) 1.3.1.80 Transferred entry: 1.3.7.12 1.3.1.81 (+)-pulegone reductase 1.3.1.82 (-)-isopiperitenone reductase 1.3.1.83 Geranylgeranyl diphosphate reductase 1.3.1.84 Acrylyl-CoA reductase (NADPH) 1.3.1.85 Crotonyl-CoA carboxylase/reductase 1.3.1.86 Crotonyl-CoA reductase 1.3.1.87 3-(cis-5,6-dihydroxycyclohexa-1,3-dien-1-yl)propanoate dehydrogenase 1.3.1.88 tRNA-dihydrouridine(16/17) synthase (NAD(P)(+)) 1.3.1.89 tRNA-dihydrouridine(47) synthase (NAD(P)(+)) 1.3.1.90 tRNA-dihydrouridine(20a/20b) synthase (NAD(P)(+)) 1.3.1.91 tRNA-dihydrouridine(20) synthase (NAD(P)(+)) 1.3.1.92 Artemisinic aldehyde Delta(11(13)) reductase 1.3.1.93 Very-long-chain enoyl-CoA reductase 1.3.1.94 Polyprenol reductase 1.3.1.95 Acryloyl-CoA reductase (NADH) 1.3.1.96 Botryococcus squalene synthase 1.3.1.97 Botryococcene synthase 1.3.1.98 UDP-N-acetylmuramate dehydrogenase 1.3.1.99 Iridoid synthase 1.3.1.100 Chanoclavine-I aldehyde reductase 1.3.1.101 2,3-bis-O-geranylgeranyl-sn-glycerol 1-phosphate reductase (NAD(P)H) 1.3.1.102 2-alkenal reductase (NADP(+)) 1.3.1.103 2-haloacrylate reductase 1.3.1.104 Enoyl-[acyl-carrier-protein] reductase 1.3.1.105 2-methylene-furan-3-one reductase 1.3.1.106 Cobalt-precorrin-6A reductase 1.3.1.107 Sanguinarine reductase 1.3.1.108 Caffeoyl-CoA reductase 1.3.1.109 Butanoyl-CoA dehydrogenase (NAD(+),ferredoxin) 1.3.1.110 Lactate dehydrogenase (NAD(+),ferredoxin) 1.3.1.111 Geranylgeranyl-bacteriochlorophyllide a reductase 1.3.1.112 Anthocyanidin reductase ((2S)-flavan-3-ol-forming) 1.3.1.113 (4-alkanoyl-5-oxo-2,5-dihydrofuran-3-yl)methyl phosphate reductase 1.3.1.114 3-dehydro-bile acid Delta(4,6)-reductase 1.3.1.115 3-oxocholoyl-CoA 4-desaturase 1.3.1.116 7-beta-hydroxy-3-oxochol-24-oyl-CoA 4-desaturase 1.3.1.117 Hydroxycinnamoyl-CoA reductase 1.3.1.n1 Transferred entry: 1.3.1.87 1.3.1.n2 Transferred entry: 1.14.19.52 1.3.1.n3 Curcumin reductase 1.3.2.1 Transferred entry: 1.3.8.1 1.3.2.2 Transferred entry: 1.3.8.7 1.3.2.3 L-galactonolactone dehydrogenase 1.3.3.1 Transferred entry: 1.3.98.1 1.3.3.2 Transferred entry: 1.14.19.20 1.3.3.3 Coproporphyrinogen oxidase 1.3.3.4 Protoporphyrinogen oxidase 1.3.3.5 Bilirubin oxidase 1.3.3.6 Acyl-CoA oxidase 1.3.3.7 Dihydrouracil oxidase 1.3.3.8 Tetrahydroberberine oxidase 1.3.3.9 Transferred entry: 1.14.19.62 1.3.3.10 Tryptophan alpha,beta-oxidase 1.3.3.11 Pyrroloquinoline-quinone synthase 1.3.3.12 L-galactonolactone oxidase 1.3.3.13 Albonoursin synthase 1.3.3.14 Aclacinomycin-A oxidase 1.3.3.15 Coproporphyrinogen III oxidase (coproporphyrin-forming) 1.3.4.1 Fumarate reductase (CoM/CoB) 1.3.5.1 Succinate dehydrogenase (quinone) 1.3.5.2 Dihydroorotate dehydrogenase (quinone) 1.3.5.3 Protoporphyrinogen IX dehydrogenase (menaquinone) 1.3.5.4 Fumarate reductase (quinol) 1.3.5.5 15-cis-phytoene desaturase 1.3.5.6 9,9'-di-cis-zeta-carotene desaturase 1.3.7.1 6-hydroxynicotinate reductase 1.3.7.2 15,16-dihydrobiliverdin:ferredoxin oxidoreductase 1.3.7.3 Phycoerythrobilin:ferredoxin oxidoreductase 1.3.7.4 Phytochromobilin:ferredoxin oxidoreductase 1.3.7.5 Phycocyanobilin:ferredoxin oxidoreductase 1.3.7.6 Phycoerythrobilin synthase 1.3.7.7 Ferredoxin:protochlorophyllide reductase (ATP-dependent) 1.3.7.8 Benzoyl-CoA reductase 1.3.7.9 4-hydroxybenzoyl-CoA reductase 1.3.7.10 Transferred entry: 1.14.19.8 1.3.7.11 2,3-bis-O-geranylgeranyl-sn-glycero-phospholipid reductase 1.3.7.12 Red chlorophyll catabolite reductase 1.3.7.13 3,8-divinyl protochlorophyllide a 8-vinyl-reductase (ferredoxin) 1.3.7.14 3,8-divinyl chlorophyllide a reductase 1.3.7.15 Chlorophyllide a reductase 1.3.8.1 Short-chain acyl-CoA dehydrogenase 1.3.8.2 4,4'-diapophytoene desaturase (4,4'-diapolycopene-forming) 1.3.8.3 (R)-benzylsuccinyl-CoA dehydrogenase 1.3.8.4 Isovaleryl-CoA dehydrogenase 1.3.8.5 2-methyl-branched-chain-enoyl-CoA reductase 1.3.8.6 Glutaryl-CoA dehydrogenase (ETF) 1.3.8.7 Medium-chain acyl-CoA dehydrogenase 1.3.8.8 Long-chain-acyl-CoA dehydrogenase 1.3.8.9 Very-long-chain acyl-CoA dehydrogenase 1.3.8.10 Cyclohex-1-ene-1-carbonyl-CoA dehydrogenase 1.3.8.11 Cyclohexane-1-carbonyl-CoA dehydrogenase 1.3.8.12 (2S)-methylsuccinyl-CoA dehydrogenase 1.3.8.13 Crotonobetainyl-CoA reductase 1.3.8.14 L-prolyl-[peptidyl-carrier protein] dehydrogenase 1.3.98.1 Dihydroorotate oxidase (fumarate) 1.3.98.2 Transferred entry: 1.3.4.1 1.3.98.3 Coproporphyrinogen dehydrogenase 1.3.98.4 5a,11a-dehydrotetracycline reductase 1.3.99.1 Deleted entry 1.3.99.2 Transferred entry: 1.3.8.1 1.3.99.3 Transferred entry: 1.3.8.7, 1.3.8.8 and 1.3.8.9 1.3.99.4 3-oxosteroid 1-dehydrogenase 1.3.99.5 3-oxo-5-alpha-steroid 4-dehydrogenase (acceptor) 1.3.99.6 3-oxo-5-beta-steroid 4-dehydrogenase 1.3.99.7 Transferred entry: 1.3.8.6 1.3.99.8 2-furoyl-CoA dehydrogenase 1.3.99.9 Transferred entry: 1.21.99.1 1.3.99.10 Transferred entry: 1.3.8.4 1.3.99.11 Transferred entry: 1.3.5.2 1.3.99.12 2-methylacyl-CoA dehydrogenase 1.3.99.13 Transferred entry: 1.3.8.8 1.3.99.14 Cyclohexanone dehydrogenase 1.3.99.15 Transferred entry: 1.3.7.8 1.3.99.16 Isoquinoline 1-oxidoreductase 1.3.99.17 Quinoline 2-oxidoreductase 1.3.99.18 Quinaldate 4-oxidoreductase 1.3.99.19 Quinoline-4-carboxylate 2-oxidoreductase 1.3.99.20 Transferred entry: 1.3.7.9 1.3.99.21 Transferred entry: 1.3.8.3 1.3.99.22 Transferred entry: 1.3.98.3 1.3.99.23 All-trans-retinol 13,14-reductase 1.3.99.24 2-amino-4-deoxychorismate dehydrogenase 1.3.99.25 Carvone reductase 1.3.99.26 All-trans-zeta-carotene desaturase 1.3.99.27 1-hydroxycarotenoid 3,4-desaturase 1.3.99.28 Phytoene desaturase (neurosporene-forming) 1.3.99.29 Phytoene desaturase (zeta-carotene-forming) 1.3.99.30 Phytoene desaturase (3,4-didehydrolycopene-forming) 1.3.99.31 Phytoene desaturase (lycopene-forming) 1.3.99.32 Glutaryl-CoA dehydrogenase (acceptor) 1.3.99.33 Urocanate reductase 1.3.99.34 Transferred entry: 1.3.7.11 1.3.99.35 Transferred entry: 1.3.7.15 1.3.99.36 Cypemycin cysteine dehydrogenase (decarboxylating) 1.3.99.37 1-hydroxy-2-isopentenylcarotenoid 3,4-desaturase 1.3.99.38 Menaquinone-9-beta-reductase 1.3.99.39 Carotenoid phi-ring synthase 1.3.99.40 Carotenoid chi-ring synthase 1.3.99.n1 3-hydroxybenzoyl-CoA reductase 1.3.99.n2 Transferred entry: 4.1.99.19 1.3.99.n3 Transferred entry: 1.3.99.36