UDP-alpha-D-galacturonate(out) + UMP(in) => UDP-alpha-D-galacturonate(in) + UMP(out)
udp-alpha-d-galacturonate(out) + ump(in) => udp-alpha-d-galacturonate(in) + ump(out)
UDP-alpha-D-galacturonate(out) + UMP(in) => UDP-alpha-D-galacturonate(in) + UMP(out)
udp-alpha-d-galacturonate(out) + ump(in) => udp-alpha-d-galacturonate(in) + ump(out)