carbamoyl phosphate + L-lysine = L-homocitrulline + phosphate + H(+)
carbamoyl phosphate + l-lysine = l-homocitrulline + phosphate + h(+)
carbamoyl phosphate + L-lysine = L-homocitrulline + phosphate + H(+)
carbamoyl phosphate + l-lysine = l-homocitrulline + phosphate + h(+)