label: N(4)-acetylcytidine(34) in elongator tRNA(Met) + AMP + H(+) => acetyl-AMP + cytidine(34) in elongator tRNA(Met)
label_lc: n(4)-acetylcytidine(34) in elongator trna(met) + amp + h(+) => acetyl-amp + cytidine(34) in elongator trna(met)