2-oxoisovalerate dehydrogenase (acylating) activity
2-oxoisovalerate dehydrogenase (acylating) activity
3-methyl-2-oxobutanoate:NAD+ 2-oxidoreductase (CoA-methyl-propanoylating)
3-methyl-2-oxobutanoate:nad+ 2-oxidoreductase (coa-methyl-propanoylating)