preferred_name: N-terminal N(alpha)-acetyl-L-cysteinyl-[protein] + CoA + H(+) => N-terminal L-cysteinyl-[protein] + acetyl-CoA
preferred_name_lc: n-terminal n(alpha)-acetyl-l-cysteinyl-[protein] + coa + h(+) => n-terminal l-cysteinyl-[protein] + acetyl-coa
label: N-terminal N(alpha)-acetyl-L-cysteinyl-[protein] + CoA + H(+) => N-terminal L-cysteinyl-[protein] + acetyl-CoA
label_lc: n-terminal n(alpha)-acetyl-l-cysteinyl-[protein] + coa + h(+) => n-terminal l-cysteinyl-[protein] + acetyl-coa