XGD1 (XYLOGALACTURONAN DEFICIENT 1); catalytic. similar to catalytic/ transferase, transferring glycosyl groups [Arabidopsis thaliana] (TAIR:AT3G42180.1); similar to exostosin family protein [Capsella rubella] (GB:ABA18105.1); contains InterPro domain Exostosin-like; (InterPro:IPR004263)