L-phenylalanine(out) + Na(+)(out) => L-phenylalanine(in) + Na(+)(in)
l-phenylalanine(out) + na(+)(out) => l-phenylalanine(in) + na(+)(in)
L-phenylalanine(out) + Na(+)(out) => L-phenylalanine(in) + Na(+)(in)
l-phenylalanine(out) + na(+)(out) => l-phenylalanine(in) + na(+)(in)