L-aspartyl-tRNA(Asp) + L-arginyl-tRNA(Arg) => cyclo(L-arginyl-L-aspartyl) + tRNA(Asp) + tRNA(Arg) + 2 H(+)
l-aspartyl-trna(asp) + l-arginyl-trna(arg) => cyclo(l-arginyl-l-aspartyl) + trna(asp) + trna(arg) + 2 h(+)
L-aspartyl-tRNA(Asp) + L-arginyl-tRNA(Arg) => cyclo(L-arginyl-L-aspartyl) + tRNA(Asp) + tRNA(Arg) + 2 H(+)
l-aspartyl-trna(asp) + l-arginyl-trna(arg) => cyclo(l-arginyl-l-aspartyl) + trna(asp) + trna(arg) + 2 h(+)