List of enzymes

Enzymes are listed here by their classification in the International Union of Biochemistry and Molecular Biology's Enzyme Commission (EC) numbering system: == Category:Oxidoreductases (EC 1) (Oxidoreductase) == Dehydrogenase Luciferase DMSO reductase === Category:EC 1.1 (act on the CH-OH group of donors) === Category:EC 1.1.1 (with NAD+ or NADP+ as acceptor) Alcohol Dehydrogenase (NAD) EC 1.1.1.1 Alcohol Dehydrogenase (NADP) EC 1.1.1.2 Homoserine Dehydrogenase EC 1.1.1.3 Aminopropanol Oxidoreductase EC 1.1.1.4 Diacetyl Reductase EC 1.1.1.5 Glycerol Dehydrogenase EC 1.1.1.6 Propanediol-Phosphate Dehydrogenase EC 1.1.1.7 Glycerol-3-Phoshitiendopene Dehydrogenase (NAD+) EC 1.1.1.8 D-xylulose reductase EC 1.1.1.9 L-xylulose reductase EC 1.1.1.10 Lactate dehydrogenase EC 1.1.1.27 Malate dehydrogenase EC 1.1.1.37 Isocitrate dehydrogenase EC 1.1.1.42 HMG-CoA reductase EC 1.1.1.88 Category:EC 1.1.2 (with a cytochrome as acceptor) Category:EC 1.1.3 (with oxygen as acceptor) Glucose oxidase EC 1.1.3.4 L-Gulonolactone oxidase EC 1.1.3.8 Thiamine oxidase EC 1.1.3.23 Xanthine oxidase EC 1.1.3.32 Category:EC 1.1.4 (with a disulfide as acceptor) Category:EC 1.1.5 (with a quinone or similar compound as acceptor) Category:EC 1.1.99 (with other acceptors) === Category:EC 1.2 (act on the aldehyde or oxo group of donors) === Category:EC 1.2.1 (with NAD+ or NADP+ as acceptor) Acetaldehyde dehydrogenase EC 1.2.1.10 Glyceraldehyde 3-phosphate dehydrogenase EC 1.2.1.12 Pyruvate dehydrogenase EC 1.2.1.51 Category:EC 1.2.4 Oxoglutarate dehydrogenase EC 1.2.4.2 === Category:EC 1.3 (act on the CH-CH group of donors) === Category:EC 1.3.1 (with NAD+ or NADP+ as acceptor) Biliverdin reductase EC 1.3.1.24 Category:EC 1.3.2 (with a cytochrome as acceptor) Category:EC 1.3.3 (with oxygen as acceptor) Protoporphyrinogen oxidase EC 1.3.3.4 Category:EC 1.3.5 (with a quinone or similar compound as acceptor) Category:EC 1.3.7 (with an iron–sulfur protein as acceptor) Category:EC 1.3.99 (with other acceptors) === Category:EC 1.4 (act on the CH-NH2 group of donors) === Category:EC 1.4.3 Monoamine oxidase EC 1.4.3.4 === Category:EC 1.5 (act on CH-NH group of donors) === Category:EC 1.5.1 (with NAD+ or NADP+ as acceptor) Dihydrofolate reductase EC 1.5.1.3 Methylenetetrahydrofolate reductase EC 1.5.1.20 Category:EC 1.5.3 (with oxygen as acceptor) Sarcosine oxidase EC 1.5.3.1 (R)-6-hydroxynicotine oxidase EC 1.5.3.6 Dihydrobenzophenanthridine oxidase EC 1.5.3.12 Category:EC 1.5.4 (with a disulfide as acceptor) Category:EC 1.5.5 (with a quinone or similar compound as acceptor) Category:EC 1.5.7 (with an iron–sulfur protein as acceptor) Category:EC 1.5.8 (with a flavin as acceptor) Category:EC 1.5.99 (with other acceptors) === Category:EC 1.6 (act on NADH or NADPH) === Category:EC 1.6.1 (with NAD+ or NADP+ as acceptor) Category:EC 1.6.2 (with a cytochrome as acceptor) Category:EC 1.6.3 (with oxygen as acceptor) Category:EC 1.6.4 now Category:EC 1.8.1 Category:EC 1.6.5 (with a quinone or similar compound as acceptor) NADH dehydrogenase EC 1.6.5.3 Category:EC 1.6.6 (with a nitrogenous group as acceptor) Category:EC 1.6.7 now Category:EC 1.18.1 Category:EC 1.6.8 now Category:EC 1.5.1 Category:EC 1.6.99 (with other acceptors) === Category:EC 1.7 (act on other nitrogenous compounds as donors) === Category:EC 1.7.1 (with NAD+ or NADP+ as acceptor) Category:EC 1.7.2 (with a cytochrome as acceptor) Category:EC 1.7.3 (with oxygen as acceptor) Urate oxidase EC 1.7.3.3 Category:EC 1.7.7 (with an iron–sulfur protein as acceptor) Category:EC 1.7.99 (with other acceptors) Nitrite reductase EC 1.7.99.3 Nitrate reductase EC 1.7.99.4 === Category:EC 1.8 (act on a sulfur group of donors) === Category:EC 1.8.1 (with NAD+ or NADP+ as acceptor) Glutathione reductase EC 1.8.1.7 Thioredoxin reductase EC 1.8.1.9 Category:EC 1.8.2 (with a cytochrome as acceptor) Category:EC 1.8.3 (with oxygen as acceptor) Sulfite oxidase EC 1.8.3.1 Category:EC 1.8.4 (with a disulfide as acceptor) Category:EC 1.8.5 (with a quinone or similar compound as acceptor) Category:EC 1.8.6 deleted, included in EC 2.5.1.18 Category:EC 1.8.7 (with an iron–sulfur protein as acceptor) Category:EC 1.8.98 (with other, known, acceptors) Category:EC 1.8.99 (with other acceptors) === Category:EC 1.9 (act on a heme group of donors) === Category:EC 1.9.3 (with oxygen as acceptor) Cytochrome c oxidase EC 1.9.3.1 Category:EC 1.9.6 (with a nitrogenous as acceptor) Category:EC 1.9.99 transferred, now EC 1.9.98.1 === Category:EC 1.10 (act on diphenols and related substances as donors) === Category:EC 1.10.1(with NAD+ or NADP+ as acceptor) Category:EC 1.10.2 (with a cytochrome as acceptor) Coenzyme Q - cytochrome c reductase EC 1.10.2.2 Category:EC 1.10.3 (with oxygen as acceptor) Catechol oxidase EC 1.10.3.1 Laccase EC 1.10.3.2 Category:EC 1.10.99 (with other acceptors) === Category:EC 1.11 (act on peroxide as an acceptor -- peroxidases) === Category:EC 1.11.1 (peroxidases) Cytochrome c peroxidase EC 1.11.1.5 Catalase EC 1.11.1.6 Myeloperoxidase EC 1.11.1.7 Thyroid peroxidase EC 1.11.1.8 Glutathione peroxidase EC 1.11.1.9 === Category:EC 1.12 (act on hydrogen as a donor) === Category:EC 1.12.1 (with NAD+ or NADP+ as acceptor) Category:EC 1.12.2 (with a cytochrome as acceptor) Category:EC 1.12.5 (with a quinone or similar compound as acceptor) Category:EC 1.12.7 (with an iron–sulfur protein as acceptor) Category:EC 1.12.98 (with other known acceptors) Category:EC 1.12.99 (with other acceptors) === Category:EC 1.13 (act on single donors with incorporation of molecular oxygen) === Category:EC 1.13.11 (With incorporation of two atoms of oxygen) 4-hydroxyphenylpyruvate dioxygenase (EC 1.13.11.27) Category:EC 1.13.12 (With incorporation of one atom of oxygen (internal monooxygenases or internal mixed function oxidases)) Renilla-luciferin 2-monooxygenase EC 1.13.12.5 Cypridina-luciferin 2-monooxygenase EC 1.13.12.6 Firefly luciferase EC 1.13.12.7 Watasenia-luciferin 2-monooxygenase EC 1.13.12.8 Oplophorus-luciferin 2-monooxygenase EC 1.13.12.13 === Category:EC 1.14 (act on paired donors with incorporation of molecular oxygen) === Cytochrome P450 oxidase Category:Cytochrome P450 Aromatase EC 1.14.14.1 CYP2D6 EC 1.14.14.1 CYP2E1 EC 1.14.14.1 CYP3A4 EC 1.14.14.1 Cytochrome P450 oxidase Category:EC 1.14.12 Nitric oxide dioxygenase Category:EC 1.14.13 Nitric oxide synthase EC 1.14.13.39 Category:EC 1.14.14 Aromatase EC 1.14.14.1 CYP2D6 EC 1.14.14.1 CYP2E1 EC 1.14.14.1 CYP3A4 EC 1.14.14.1 Category:EC 1.14.16 Phenylalanine hydroxylase EC 1.14.16.1 Category:EC 1.14.18 Tyrosinase EC 1.14.18.1 === Category:EC 1.15 (act on superoxide radicals as acceptors) === Category:EC 1.15.1 Superoxide dismutase EC 1.15.1.1 === Category:EC 1.16 (oxidize metal ions) === Category:EC 1.16.3 Ceruloplasmin EC 1.16.3.1 === Category:EC 1.17 (act on CH or CH2 groups) === Category:EC 1.17.1 Leucoanthocyanidin reductase EC 1.17.1.3 Xanthine dehydrogenase EC 1.17.1.4 Nicotinate dehydrogenase EC 1.17.1.5 4-hydroxy-tetrahydrodipicolinate reductase EC 1.17.1.8 Category:EC 1.17.2 Nicotinate dehydrogenase (cytochrome) EC 1.17.2.1 Category:EC 1.17.3 Xanthine oxidase EC 1.17.3.2 Category:EC 1.17.4 Ribonucleotide reductase EC 1.17.4.1 Ribonucleoside-triphosphate reductase EC 1.17.4.2 Vitamin K epoxide reductase Vitamin-K-epoxide reductase (warfarin-sensitive) EC 1.17.4.4 Vitamin-K-epoxide reductase (warfarin-insensitive) EC 1.17.4.5 RRM1 RRM2 RRM2B Category:EC 1.17.5 Caffeine dehydrogenase EC 1.17.5.2 Category:EC 1.17.7 Category:EC 1.17.99 === Category:EC 1.18 (act on iron–sulfur proteins as donors) === Category:EC 1.18.6 Nitrogenase EC 1.18.6.1 === Category:EC 1.19 (act on reduced flavodoxin as donor) === Category:EC 1.19.6 Nitrogenase (flavodoxin) EC 1.19.6.1 === Category:EC 1.20 (act on phosphorus or arsenic as donors) === Category:EC 1.20.1 Category:EC 1.20.2 Category:EC 1.20.4 Arsenate reductase (glutaredoxin) EC 1.20.4.1 Glutaredoxin Category:EC 1.20.9 Category:EC 1.20.99 === Category:EC 1.21 (act on X-H and Y-H to form an X-Y bond) === Category:EC 1.21.1 Iodotyrosine deiodinase EC 1.21.1.1 Category:EC 1.21.3 Isopenicillin N synthase EC 1.21.3.1 Tetrahydrocannabinolic acid synthase EC 1.21.3.7 Category:EC 1.21.4 Category:EC 1.21.99 Thyroxine 5-deiodinase EC 1.21.99.3 Iodothyronine deiodinase EC 1.21.99.3 and EC 1.21.99.4 === Category:EC 1.97 (other oxidoreductases) === Category:EC 1.97.1 Deiodinase EC 1.97.1.10 == Category:Transferases (EC 2) (Transferase) == Glutathione S-transferase === Category:EC 2.1 (transfer one-carbon groups, Methylase) === Category:EC 2.1.1 Catechol-O-methyl transferase EC 2.1.1.6 DNA methyltransferase EC 2.1.1.72, EC 2.1.1.113, EC 2.1.1.37 Histone methyltransferase EC 2.1.1.43, EC 2.1.1.125 Category:EC 2.1.3 Aspartate transcarbamoylase EC 2.1.3.2 Ornithine transcarbamoylase EC 2.1.3.3 === Category:EC 2.2 (transfer aldehyde or ketone groups) === Category:EC 2.2.1 Transketolase EC 2.2.1.1 Transaldolase EC 2.2.1.2 Acetolactate synthase EC 2.2.1.6 2-Succinyl-5-enolpyruvyl-6-hydroxy-3-cyclohexene-1-carboxylic-acid synthase EC 2.2.1.9 === Category:EC 2.3 (acyltransferases) === Category:EC 2.3.1 Aminolevulinic acid synthase EC 2.3.1.37 Choline acetyltransferase EC 2.3.1.6 Category:EC 2.3.2 Factor XIII EC 2.3.2.13 Gamma glutamyl transpeptidase EC 2.3.2.2 Transglutaminase EC 2.3.2.13 === Category:EC 2.4 (glycosyltransferases) === Category:EC 2.4.2 Hypoxanthine-guanine phosphoribosyltransferase EC 2.4.2.8 Category:EC 2.5 Category:EC 2.5.1 Thiaminase EC 2.5.1.2 === Category:EC 2.5 (transfer alkyl or aryl groups, other than methyl groups) === Flavin prenyltransferase EC 2.5.1.129 === Category:EC 2.6 (transfer nitrogenous groups) === Category:EC 2.6.1 4-aminobutyrate—pyruvate transaminase EC 2.6.1.96 Alanine transaminase EC 2.6.1.2 Aspartate transaminase EC 2.6.1.1 === Category:EC 2.7 (transfer phosphorus-containing groups) === Category:EC 2.7.2 Butyrate kinase (EC 2.7.2.7) === Category:EC 2.8 (transfer sulfur-containing groups) === EC 2.8.1.1: Thiosulfate sulfurtransferase EC 2.8.1.2: 3-mercaptopyruvate sulfurtransferase EC 2.8.1.3: Thiosulfate—thiol sulfurtransferase EC 2.8.1.4: tRNA uracil 4-sulfurtransferase EC 2.8.1.5: Thiosulfate—dithiol sulfurtransferase EC 2.8.1.6: Biotin synthase EC 2.8.1.7: Cysteine desulfurase EC 2.8.1.8: Lipoyl synthase EC 2.8.1.9: Molybdenum cofactor sulfurtransferase EC 2.8.1.10: Thiazole synthase EC 2.8.1.11: Molybdopterin synthase sulfurtransferase EC 2.8.1.12: Molybdopterin synthase EC 2.8.1.13: tRNA-uridine 2-sulfurtransferase EC 2.8.1.14: tRNA-5-taurinomethyluridine 2-sulfurtransferase EC 2.8.1.15: tRNA-5-methyluridine(54) 2-sulfurtransferase === Category:EC 2.9 (transfer selenium-containing groups) === EC 2.9.1.1: L-seryl-tRNA(Sec) selenium transferase EC 2.9.1.2: O-phospho-L-seryl-tRNA(Sec):L-selenocysteinyl-tRNA synthase == Category:Hydrolases (EC 3) (Hydrolase) == Hydrolytic enzyme === Category:EC 3.1 (act on ester bonds) === Nuclease Endonuclease Exonuclease Category:EC 3.1.1 Acid hydrolase Phospholipase A (EC 3.1.1.4) Acetylcholinesterase (EC 3.1.1.7) Cholinesterase (EC 3.1.1.8) Lipoprotein lipase (EC 3.1.1.34) Category:EC 3.1.2 Ubiquitin carboxy-terminal hydrolase L1 (EC 3.1.2.15) Category:EC 3.1.3 Phosphatase Alkaline phosphatase (EC 3.1.3.1) Fructose bisphosphatase (EC 3.1.3.11) Category:EC 3.1.4 Phospholipase C (EC 3.1.4.3) CGMP specific phosphodiesterase type 5 (EC 3.1.4.17) Phospholipase D (EC 3.1.4.50) (3-methyl-2-oxobutanoate dehydrogenase (2-methylpropanoyl-transferring))-phosphatase Category:EC 3.1.21 Restriction enzyme Type 1 (EC 3.1.21.3) Restriction enzyme Type 2 (EC 3.1.21.4) Restriction enzyme Type 3 (EC 3.1.21.5) Restriction enzyme Type 4 (? ) Deoxyribonuclease I (EC 3.1.21.1) Category:EC 3.1.26 RNase H (EC 3.1.26.4) Category:EC 3.1.27 Ribonuclease === Category:EC 3.2 (act on sugars - glycosylases) === Category:EC 3.2.1 Amylase (EC 3.2.1.1) Sucrase (EC 3.2.1.10) Chitinase (EC 3.2.1.14) Lysozyme (EC 3.2.1.17) Maltase (EC 3.2.1.20) Lactase (EC 3.2.1.23) Beta-galactosidase (EC 3.2.1.23) Hyaluronidase (EC 3.2.1.35) === Function and clinical importance of some enzymes in category 3.2.1 === ==== Amylase ==== Function: Amylase is an enzyme that is responsible for the breaking of the bonds in starches, polysaccharides, and complex carbohydrates to be turned into simple sugars that will be easier to absorb. Clinical Significance: Amylase also has medical history in the use of Pancreatic Enzyme Replacement Therapy (PERT).

Source: Wikipedia — List of enzymes (CC BY-SA 4.0)

List of enzymes

Enzymes are listed here by their classification in the International Union of Biochemistry and Molecular Biology's Enzyme Commission (EC) numbering system: == Category:Oxidoreductases (EC 1) (Oxidoreductase) == Dehydrogenase Luciferase DMSO reductase === Category:EC 1.1 (act on the CH-OH group of donors) === Category:EC 1.1.1 (with NAD+ or NADP+ as acceptor) Alcohol Dehydrogenase (NAD) EC 1.1.1.1 Alcohol Dehydrogenase (NADP) EC 1.1.1.2 Homoserine Dehydrogenase EC 1.1.1.3 Aminopropanol Oxidoreductase EC 1.1.1.4 Diacetyl Reductase EC 1.1.1.5 Glycerol Dehydrogenase EC 1.1.1.6 Propanediol-Phosphate Dehydrogenase EC 1.1.1.7 Glycerol-3-Phoshitiendopene Dehydrogenase (NAD+) EC 1.1.1.8 D-xylulose reductase EC 1.1.1.9 L-xylulose reductase EC 1.1.1.10 Lactate dehydrogenase EC 1.1.1.27 Malate dehydrogenase EC 1.1.1.37 Isocitrate dehydrogenase EC 1.1.1.42 HMG-CoA reductase EC 1.1.1.88 Category:EC 1.1.2 (with a cytochrome as acceptor) Category:EC 1.1.3 (with oxygen as acceptor) Glucose oxidase EC 1.1.3.4 L-Gulonolactone oxidase EC 1.1.3.8 Thiamine oxidase EC 1.1.3.23 Xanthine oxidase EC 1.1.3.32 Category:EC 1.1.4 (with a disulfide as acceptor) Category:EC 1.1.5 (with a quinone or similar compound as acceptor) Category:EC 1.1.99 (with other acceptors) === Category:EC 1.2 (act on the aldehyde or oxo group of donors) === Category:EC 1.2.1 (with NAD+ or NADP+ as acceptor) Acetaldehyde dehydrogenase EC 1.2.1.10 Glyceraldehyde 3-phosphate dehydrogenase EC 1.2.1.12 Pyruvate dehydrogenase EC 1.2.1.51 Category:EC 1.2.4 Oxoglutarate dehydrogenase EC 1.2.4.2 === Category:EC 1.3 (act on the CH-CH group of donors) === Category:EC 1.3.1 (with NAD+ or NADP+ as acceptor) Biliverdin reductase EC 1.3.1.24 Category:EC 1.3.2 (with a cytochrome as acceptor) Category:EC 1.3.3 (with oxygen as acceptor) Protoporphyrinogen oxidase EC 1.3.3.4 Category:EC 1.3.5 (with a quinone or similar compound as acceptor) Category:EC 1.3.7 (with an iron–sulfur protein as acceptor) Category:EC 1.3.99 (with other acceptors) === Category:EC 1.4 (act on the CH-NH2 group of donors) === Category:EC 1.4.3 Monoamine oxidase EC 1.4.3.4 === Category:EC 1.5 (act on CH-NH group of donors) === Category:EC 1.5.1 (with NAD+ or NADP+ as acceptor) Dihydrofolate reductase EC 1.5.1.3 Methylenetetrahydrofolate reductase EC 1.5.1.20 Category:EC 1.5.3 (with oxygen as acceptor) Sarcosine oxidase EC 1.5.3.1 (R)-6-hydroxynicotine oxidase EC 1.5.3.6 Dihydrobenzophenanthridine oxidase EC 1.5.3.12 Category:EC 1.5.4 (with a disulfide as acceptor) Category:EC 1.5.5 (with a quinone or similar compound as acceptor) Category:EC 1.5.7 (with an iron–sulfur protein as acceptor) Category:EC 1.5.8 (with a flavin as acceptor) Category:EC 1.5.99 (with other acceptors) === Category:EC 1.6 (act on NADH or NADPH) === Category:EC 1.6.1 (with NAD+ or NADP+ as acceptor) Category:EC 1.6.2 (with a cytochrome as acceptor) Category:EC 1.6.3 (with oxygen as acceptor) Category:EC 1.6.4 now Category:EC 1.8.1 Category:EC 1.6.5 (with a quinone or similar compound as acceptor) NADH dehydrogenase EC 1.6.5.3 Category:EC 1.6.6 (with a nitrogenous group as acceptor) Category:EC 1.6.7 now Category:EC 1.18.1 Category:EC 1.6.8 now Category:EC 1.5.1 Category:EC 1.6.99 (with other acceptors) === Category:EC 1.7 (act on other nitrogenous compounds as donors) === Category:EC 1.7.1 (with NAD+ or NADP+ as acceptor) Category:EC 1.7.2 (with a cytochrome as acceptor) Category:EC 1.7.3 (with oxygen as acceptor) Urate oxidase EC 1.7.3.3 Category:EC 1.7.7 (with an iron–sulfur protein as acceptor) Category:EC 1.7.99 (with other acceptors) Nitrite reductase EC 1.7.99.3 Nitrate reductase EC 1.7.99.4 === Category:EC 1.8 (act on a sulfur group of donors) === Category:EC 1.8.1 (with NAD+ or NADP+ as acceptor) Glutathione reductase EC 1.8.1.7 Thioredoxin reductase EC 1.8.1.9 Category:EC 1.8.2 (with a cytochrome as acceptor) Category:EC 1.8.3 (with oxygen as acceptor) Sulfite oxidase EC 1.8.3.1 Category:EC 1.8.4 (with a disulfide as acceptor) Category:EC 1.8.5 (with a quinone or similar compound as acceptor) Category:EC 1.8.6 deleted, included in EC 2.5.1.18 Category:EC 1.8.7 (with an iron–sulfur protein as acceptor) Category:EC 1.8.98 (with other, known, acceptors) Category:EC 1.8.99 (with other acceptors) === Category:EC 1.9 (act on a heme group of donors) === Category:EC 1.9.3 (with oxygen as acceptor) Cytochrome c oxidase EC 1.9.3.1 Category:EC 1.9.6 (with a nitrogenous as acceptor) Category:EC 1.9.99 transferred, now EC 1.9.98.1 === Category:EC 1.10 (act on diphenols and related substances as donors) === Category:EC 1.10.1(with NAD+ or NADP+ as acceptor) Category:EC 1.10.2 (with a cytochrome as acceptor) Coenzyme Q - cytochrome c reductase EC 1.10.2.2 Category:EC 1.10.3 (with oxygen as acceptor) Catechol oxidase EC 1.10.3.1 Laccase EC 1.10.3.2 Category:EC 1.10.99 (with other acceptors) === Category:EC 1.11 (act on peroxide as an acceptor -- peroxidases) === Category:EC 1.11.1 (peroxidases) Cytochrome c peroxidase EC 1.11.1.5 Catalase EC 1.11.1.6 Myeloperoxidase EC 1.11.1.7 Thyroid peroxidase EC 1.11.1.8 Glutathione peroxidase EC 1.11.1.9 === Category:EC 1.12 (act on hydrogen as a donor) === Category:EC 1.12.1 (with NAD+ or NADP+ as acceptor) Category:EC 1.12.2 (with a cytochrome as acceptor) Category:EC 1.12.5 (with a quinone or similar compound as acceptor) Category:EC 1.12.7 (with an iron–sulfur protein as acceptor) Category:EC 1.12.98 (with other known acceptors) Category:EC 1.12.99 (with other acceptors) === Category:EC 1.13 (act on single donors with incorporation of molecular oxygen) === Category:EC 1.13.11 (With incorporation of two atoms of oxygen) 4-hydroxyphenylpyruvate dioxygenase (EC 1.13.11.27) Category:EC 1.13.12 (With incorporation of one atom of oxygen (internal monooxygenases or internal mixed function oxidases)) Renilla-luciferin 2-monooxygenase EC 1.13.12.5 Cypridina-luciferin 2-monooxygenase EC 1.13.12.6 Firefly luciferase EC 1.13.12.7 Watasenia-luciferin 2-monooxygenase EC 1.13.12.8 Oplophorus-luciferin 2-monooxygenase EC 1.13.12.13 === Category:EC 1.14 (act on paired donors with incorporation of molecular oxygen) === Cytochrome P450 oxidase Category:Cytochrome P450 Aromatase EC 1.14.14.1 CYP2D6 EC 1.14.14.1 CYP2E1 EC 1.14.14.1 CYP3A4 EC 1.14.14.1 Cytochrome P450 oxidase Category:EC 1.14.12 Nitric oxide dioxygenase Category:EC 1.14.13 Nitric oxide synthase EC 1.14.13.39 Category:EC 1.14.14 Aromatase EC 1.14.14.1 CYP2D6 EC 1.14.14.1 CYP2E1 EC 1.14.14.1 CYP3A4 EC 1.14.14.1 Category:EC 1.14.16 Phenylalanine hydroxylase EC 1.14.16.1 Category:EC 1.14.18 Tyrosinase EC 1.14.18.1 === Category:EC 1.15 (act on superoxide radicals as acceptors) === Category:EC 1.15.1 Superoxide dismutase EC 1.15.1.1 === Category:EC 1.16 (oxidize metal ions) === Category:EC 1.16.3 Ceruloplasmin EC 1.16.3.1 === Category:EC 1.17 (act on CH or CH2 groups) === Category:EC 1.17.1 Leucoanthocyanidin reductase EC 1.17.1.3 Xanthine dehydrogenase EC 1.17.1.4 Nicotinate dehydrogenase EC 1.17.1.5 4-hydroxy-tetrahydrodipicolinate reductase EC 1.17.1.8 Category:EC 1.17.2 Nicotinate dehydrogenase (cytochrome) EC 1.17.2.1 Category:EC 1.17.3 Xanthine oxidase EC 1.17.3.2 Category:EC 1.17.4 Ribonucleotide reductase EC 1.17.4.1 Ribonucleoside-triphosphate reductase EC 1.17.4.2 Vitamin K epoxide reductase Vitamin-K-epoxide reductase (warfarin-sensitive) EC 1.17.4.4 Vitamin-K-epoxide reductase (warfarin-insensitive) EC 1.17.4.5 RRM1 RRM2 RRM2B Category:EC 1.17.5 Caffeine dehydrogenase EC 1.17.5.2 Category:EC 1.17.7 Category:EC 1.17.99 === Category:EC 1.18 (act on iron–sulfur proteins as donors) === Category:EC 1.18.6 Nitrogenase EC 1.18.6.1 === Category:EC 1.19 (act on reduced flavodoxin as donor) === Category:EC 1.19.6 Nitrogenase (flavodoxin) EC 1.19.6.1 === Category:EC 1.20 (act on phosphorus or arsenic as donors) === Category:EC 1.20.1 Category:EC 1.20.2 Category:EC 1.20.4 Arsenate reductase (glutaredoxin) EC 1.20.4.1 Glutaredoxin Category:EC 1.20.9 Category:EC 1.20.99 === Category:EC 1.21 (act on X-H and Y-H to form an X-Y bond) === Category:EC 1.21.1 Iodotyrosine deiodinase EC 1.21.1.1 Category:EC 1.21.3 Isopenicillin N synthase EC 1.21.3.1 Tetrahydrocannabinolic acid synthase EC 1.21.3.7 Category:EC 1.21.4 Category:EC 1.21.99 Thyroxine 5-deiodinase EC 1.21.99.3 Iodothyronine deiodinase EC 1.21.99.3 and EC 1.21.99.4 === Category:EC 1.97 (other oxidoreductases) === Category:EC 1.97.1 Deiodinase EC 1.97.1.10 == Category:Transferases (EC 2) (Transferase) == Glutathione S-transferase === Category:EC 2.1 (transfer one-carbon groups, Methylase) === Category:EC 2.1.1 Catechol-O-methyl transferase EC 2.1.1.6 DNA methyltransferase EC 2.1.1.72, EC 2.1.1.113, EC 2.1.1.37 Histone methyltransferase EC 2.1.1.43, EC 2.1.1.125 Category:EC 2.1.3 Aspartate transcarbamoylase EC 2.1.3.2 Ornithine transcarbamoylase EC 2.1.3.3 === Category:EC 2.2 (transfer aldehyde or ketone groups) === Category:EC 2.2.1 Transketolase EC 2.2.1.1 Transaldolase EC 2.2.1.2 Acetolactate synthase EC 2.2.1.6 2-Succinyl-5-enolpyruvyl-6-hydroxy-3-cyclohexene-1-carboxylic-acid synthase EC 2.2.1.9 === Category:EC 2.3 (acyltransferases) === Category:EC 2.3.1 Aminolevulinic acid synthase EC 2.3.1.37 Choline acetyltransferase EC 2.3.1.6 Category:EC 2.3.2 Factor XIII EC 2.3.2.13 Gamma glutamyl transpeptidase EC 2.3.2.2 Transglutaminase EC 2.3.2.13 === Category:EC 2.4 (glycosyltransferases) === Category:EC 2.4.2 Hypoxanthine-guanine phosphoribosyltransferase EC 2.4.2.8 Category:EC 2.5 Category:EC 2.5.1 Thiaminase EC 2.5.1.2 === Category:EC 2.5 (transfer alkyl or aryl groups, other than methyl groups) === Flavin prenyltransferase EC 2.5.1.129 === Category:EC 2.6 (transfer nitrogenous groups) === Category:EC 2.6.1 4-aminobutyrate—pyruvate transaminase EC 2.6.1.96 Alanine transaminase EC 2.6.1.2 Aspartate transaminase EC 2.6.1.1 === Category:EC 2.7 (transfer phosphorus-containing groups) === Category:EC 2.7.2 Butyrate kinase (EC 2.7.2.7) === Category:EC 2.8 (transfer sulfur-containing groups) === EC 2.8.1.1: Thiosulfate sulfurtransferase EC 2.8.1.2: 3-mercaptopyruvate sulfurtransferase EC 2.8.1.3: Thiosulfate—thiol sulfurtransferase EC 2.8.1.4: tRNA uracil 4-sulfurtransferase EC 2.8.1.5: Thiosulfate—dithiol sulfurtransferase EC 2.8.1.6: Biotin synthase EC 2.8.1.7: Cysteine desulfurase EC 2.8.1.8: Lipoyl synthase EC 2.8.1.9: Molybdenum cofactor sulfurtransferase EC 2.8.1.10: Thiazole synthase EC 2.8.1.11: Molybdopterin synthase sulfurtransferase EC 2.8.1.12: Molybdopterin synthase EC 2.8.1.13: tRNA-uridine 2-sulfurtransferase EC 2.8.1.14: tRNA-5-taurinomethyluridine 2-sulfurtransferase EC 2.8.1.15: tRNA-5-methyluridine(54) 2-sulfurtransferase === Category:EC 2.9 (transfer selenium-containing groups) === EC 2.9.1.1: L-seryl-tRNA(Sec) selenium transferase EC 2.9.1.2: O-phospho-L-seryl-tRNA(Sec):L-selenocysteinyl-tRNA synthase == Category:Hydrolases (EC 3) (Hydrolase) == Hydrolytic enzyme === Category:EC 3.1 (act on ester bonds) === Nuclease Endonuclease Exonuclease Category:EC 3.1.1 Acid hydrolase Phospholipase A (EC 3.1.1.4) Acetylcholinesterase (EC 3.1.1.7) Cholinesterase (EC 3.1.1.8) Lipoprotein lipase (EC 3.1.1.34) Category:EC 3.1.2 Ubiquitin carboxy-terminal hydrolase L1 (EC 3.1.2.15) Category:EC 3.1.3 Phosphatase Alkaline phosphatase (EC 3.1.3.1) Fructose bisphosphatase (EC 3.1.3.11) Category:EC 3.1.4 Phospholipase C (EC 3.1.4.3) CGMP specific phosphodiesterase type 5 (EC 3.1.4.17) Phospholipase D (EC 3.1.4.50) (3-methyl-2-oxobutanoate dehydrogenase (2-methylpropanoyl-transferring))-phosphatase Category:EC 3.1.21 Restriction enzyme Type 1 (EC 3.1.21.3) Restriction enzyme Type 2 (EC 3.1.21.4) Restriction enzyme Type 3 (EC 3.1.21.5) Restriction enzyme Type 4 (? ) Deoxyribonuclease I (EC 3.1.21.1) Category:EC 3.1.26 RNase H (EC 3.1.26.4) Category:EC 3.1.27 Ribonuclease === Category:EC 3.2 (act on sugars - glycosylases) === Category:EC 3.2.1 Amylase (EC 3.2.1.1) Sucrase (EC 3.2.1.10) Chitinase (EC 3.2.1.14) Lysozyme (EC 3.2.1.17) Maltase (EC 3.2.1.20) Lactase (EC 3.2.1.23) Beta-galactosidase (EC 3.2.1.23) Hyaluronidase (EC 3.2.1.35) === Function and clinical importance of some enzymes in category 3.2.1 === ==== Amylase ==== Function: Amylase is an enzyme that is responsible for the breaking of the bonds in starches, polysaccharides, and complex carbohydrates to be turned into simple sugars that will be easier to absorb. Clinical Significance: Amylase also has medical history in the use of Pancreatic Enzyme Replacement Therapy (PERT).

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Source: Wikipedia "List of enzymes" · CC BY-SA 4.0

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