| ADH5 |
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| Identifiers |
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| Aliases | ADH5, ADH-3, ADHX, FALDH, FDH, GSH-FDH, GSNOR, HEL-S-60p, alcohol dehydrogenase 5 (class III), chi polypeptide, BMFS7, AMEDS |
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| External IDs | OMIM: 103710; MGI: 87929; HomoloGene: 68076; GeneCards: ADH5; OMA:ADH5 - orthologs |
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| Gene location (Mouse) |
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| | Chr. | Chromosome 3 (mouse) |
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| | Band | 3|3 G3 | Start | 138,148,854 bp |
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| End | 138,161,260 bp |
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| Wikidata |
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Alcohol dehydrogenase class-3 is an enzyme that in humans is encoded by the ADH5 gene.
This gene encodes glutathione-dependent formaldehyde dehydrogenase or the class III alcohol dehydrogenase chi subunit, which is a member of the alcohol dehydrogenase family. Members of this family metabolize a wide variety of substrates, including ethanol, retinol, other aliphatic alcohols, hydroxysteroids, and lipid peroxidation products. Class III alcohol dehydrogenase is a homodimer composed of 2 chi subunits. It has virtually no activity for ethanol oxidation, but exhibits high activity for oxidation of long-chain primary alcohols and for oxidation of S-hydroxymethyl-glutathione, a spontaneous adduct between formaldehyde and glutathione.
This enzyme is an important component of cellular metabolism for the elimination of formaldehyde, a potent irritant and sensitizing agent that causes lacrymation, rhinitis, pharyngitis, and contact dermatitis.