tRNA(Val) + L-valine + ATP => L-valyl-tRNA(Val) + AMP + diphosphate
trna(val) + l-valine + atp => l-valyl-trna(val) + amp + diphosphate
tRNA(Val) + L-valine + ATP => L-valyl-tRNA(Val) + AMP + diphosphate
trna(val) + l-valine + atp => l-valyl-trna(val) + amp + diphosphate