a sphingoid base + hexadecanoyl-CoA = an N-hexadecanoyl-sphingoid base + CoA + H(+)
a sphingoid base + hexadecanoyl-coa = an n-hexadecanoyl-sphingoid base + coa + h(+)
"sphingoid base N-palmitoyltransferase"
"sphingoid base n-palmitoyltransferase"