malonyl-[ACP] + acetyl-CoA + H(+) => 3-oxobutanoyl-[ACP] + CO2 + CoA
malonyl-[acp] + acetyl-coa + h(+) => 3-oxobutanoyl-[acp] + co2 + coa
malonyl-[ACP] + acetyl-CoA + H(+) => 3-oxobutanoyl-[ACP] + CO2 + CoA
malonyl-[acp] + acetyl-coa + h(+) => 3-oxobutanoyl-[acp] + co2 + coa