preferred_name: S-sulfanyl-L-cysteinyl-[protein] + uridine(34) in tRNA + AH2 + ATP <=> 2-thiouridine(34) in tRNA + L-cysteinyl-[protein] + A + AMP + diphosphate + H(+)
preferred_name_lc: s-sulfanyl-l-cysteinyl-[protein] + uridine(34) in trna + ah2 + atp <=> 2-thiouridine(34) in trna + l-cysteinyl-[protein] + a + amp + diphosphate + h(+)
label: S-sulfanyl-L-cysteinyl-[protein] + uridine(34) in tRNA + AH2 + ATP <=> 2-thiouridine(34) in tRNA + L-cysteinyl-[protein] + A + AMP + diphosphate + H(+)
label_lc: s-sulfanyl-l-cysteinyl-[protein] + uridine(34) in trna + ah2 + atp <=> 2-thiouridine(34) in trna + l-cysteinyl-[protein] + a + amp + diphosphate + h(+)