propanoyl-CoA + CO2 => (S)-methylmalonyl-CoA + H(+)
propanoyl-coa + co2 => (s)-methylmalonyl-coa + h(+)
propanoyl-CoA + CO2 => (S)-methylmalonyl-CoA + H(+)
propanoyl-coa + co2 => (s)-methylmalonyl-coa + h(+)