tRNA(Pro) + L-proline + ATP => L-prolyl-tRNA(Pro) + AMP + diphosphate
trna(pro) + l-proline + atp => l-prolyl-trna(pro) + amp + diphosphate
tRNA(Pro) + L-proline + ATP => L-prolyl-tRNA(Pro) + AMP + diphosphate
trna(pro) + l-proline + atp => l-prolyl-trna(pro) + amp + diphosphate