UDP-alpha-D-galactose(out) + CMP(in) => UDP-alpha-D-galactose(in) + CMP(out)
udp-alpha-d-galactose(out) + cmp(in) => udp-alpha-d-galactose(in) + cmp(out)
UDP-alpha-D-galactose(out) + CMP(in) => UDP-alpha-D-galactose(in) + CMP(out)
udp-alpha-d-galactose(out) + cmp(in) => udp-alpha-d-galactose(in) + cmp(out)