preferred_name: L-prolyl-tRNA(Pro) + L-arginyl-tRNA(Arg) => cyclo(L-arginyl-L-prolyl) + tRNA(Pro) + tRNA(Arg) + 2 H(+)
preferred_name_lc: l-prolyl-trna(pro) + l-arginyl-trna(arg) => cyclo(l-arginyl-l-prolyl) + trna(pro) + trna(arg) + 2 h(+)
label: L-prolyl-tRNA(Pro) + L-arginyl-tRNA(Arg) => cyclo(L-arginyl-L-prolyl) + tRNA(Pro) + tRNA(Arg) + 2 H(+)
label_lc: l-prolyl-trna(pro) + l-arginyl-trna(arg) => cyclo(l-arginyl-l-prolyl) + trna(pro) + trna(arg) + 2 h(+)