L-serine + hexadecanoyl-CoA + H(+) => 3-oxosphinganine + CO2 + CoA
l-serine + hexadecanoyl-coa + h(+) => 3-oxosphinganine + co2 + coa
L-serine + hexadecanoyl-CoA + H(+) => 3-oxosphinganine + CO2 + CoA
l-serine + hexadecanoyl-coa + h(+) => 3-oxosphinganine + co2 + coa