3-methylbutanoyl-CoA dehydrogenase activity https://github.com/geneontology/go-ontology/issues/23497 https://github.com/geneontology/go-ontology/issues/26438 https://github.com/geneontology/go-ontology/issues/30193 RHEA:12276 3-methylbutanoyl-CoA:acceptor oxidoreductase activity isovaleryl-CoA dehydrogenase activity EC:1.3.8.4 3-methylbutanoyl-CoA:(acceptor) oxidoreductase activity molecular_function isovaleryl-coenzyme A dehydrogenase activity isovaleroyl-coenzyme A dehydrogenase activity Reactome:R-HSA-9914837 Catalysis of the reaction: 3-methylbutanoyl-CoA + H+ + oxidized [electron-transfer flavoprotein] = 3-methyl-(2E)-butenoyl-CoA + reduced [electron-transfer flavoprotein]. GO:0008470 MetaCyc:RXN0-2301 Reactome:R-HSA-70745 short-chain fatty acyl-CoA dehydrogenase activity