2-methylbutanoate + ATP + CoA => 2-methylbutanoyl-CoA + AMP + diphosphate
2-methylbutanoate + atp + coa => 2-methylbutanoyl-coa + amp + diphosphate
2-methylbutanoate + ATP + CoA => 2-methylbutanoyl-CoA + AMP + diphosphate
2-methylbutanoate + atp + coa => 2-methylbutanoyl-coa + amp + diphosphate