N-terminal L-leucyl-[protein] + acetyl-CoA => N-terminal N(alpha)-acetyl-L-leucyl-[protein] + CoA + H(+)
n-terminal l-leucyl-[protein] + acetyl-coa => n-terminal n(alpha)-acetyl-l-leucyl-[protein] + coa + h(+)
N-terminal L-leucyl-[protein] + acetyl-CoA => N-terminal N(alpha)-acetyl-L-leucyl-[protein] + CoA + H(+)
n-terminal l-leucyl-[protein] + acetyl-coa => n-terminal n(alpha)-acetyl-l-leucyl-[protein] + coa + h(+)