an S-substituted L-cysteine + acetyl-CoA = an N-acetyl-L-cysteine-S-conjugate + CoA + H(+)
an s-substituted l-cysteine + acetyl-coa = an n-acetyl-l-cysteine-s-conjugate + coa + h(+)
"cysteine-S-conjugate N-acetyltransferase"
"cysteine-s-conjugate n-acetyltransferase"