3-Isopropylmalate dehydrogenase
InterPro Family
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3-Isopropylmalate dehydrogenase (EC 1.1.1.85) is an enzyme that is a part of the isopropylmalate dehydrogenase family, which catalyzes the overall chemical reaction:[1][2][3][4]
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| 3-Isopropylmalate dehydrogenase | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Identifiers | |||||||||
| EC no. | 1.1.1.85 | ||||||||
| CAS no. | 9030-97-1 | ||||||||
| Databases | |||||||||
| IntEnz | IntEnz view | ||||||||
| BRENDA | BRENDA entry | ||||||||
| ExPASy | NiceZyme view | ||||||||
| KEGG | KEGG entry | ||||||||
| MetaCyc | metabolic pathway | ||||||||
| PRIAM | profile | ||||||||
| PDB structures | RCSB PDB PDBe PDBsum | ||||||||
| Gene Ontology | AmiGO / QuickGO | ||||||||
| |||||||||
The first step is an oxidation reaction in which the cofactor, oxidised nicotinamide adenine dinucleotide (NAD+), converts the hydroxy group of the malic acid derivative into the corresponding keto group. This spontaneously decarboxylates to give the observed product.[5]
