label: N(6)-[(R)-dihydrolipoyl]-L-lysyl-[protein] + 2-methylpropanoyl-CoA = N(6)-[(R)-S(8)-2-methylpropanoyldihydrolipoyl]-L-lysyl-[protein] + CoA
label_lc: n(6)-[(r)-dihydrolipoyl]-l-lysyl-[protein] + 2-methylpropanoyl-coa = n(6)-[(r)-s(8)-2-methylpropanoyldihydrolipoyl]-l-lysyl-[protein] + coa