L-phenylalanine(in) + glycine(out) => L-phenylalanine(out) + glycine(in)
l-phenylalanine(in) + glycine(out) => l-phenylalanine(out) + glycine(in)
L-phenylalanine(in) + glycine(out) => L-phenylalanine(out) + glycine(in)
l-phenylalanine(in) + glycine(out) => l-phenylalanine(out) + glycine(in)