ID   2.4.1.133
DE   Xylosylprotein 4-beta-galactosyltransferase.
AN   Galactosyltransferase I.
AN   UDP-D-galactose:D-xylose galactosyltransferase.
AN   UDP-D-galactose:xylose galactosyltransferase.
AN   Uridine diphosphogalactose-xylose galactosyltransferase.
CA   UDP-galactose + O-beta-D-xylosylprotein = UDP + 4-beta-D-galactosyl-O-
CA   beta-D-xylosylprotein.
CF   Manganese.
CC   -!- Involved in the biosynthesis of the linkage region of
CC       glycosaminoglycan chains as part of proteoglycan biosynthesis
CC       (chondroitin, dermatan and heparan sulfates).
DR   Q9UBV7, B4GT7_HUMAN;  Q8R087, B4GT7_MOUSE;
//