Enzyme:2.4.1.22

Upper Levels: EC2.-.-.- Transferases. : EC2.4.-.- Glycosyltransferases. : EC2.4.1.- Hexosyltransferases.

IDs and Links
IUBMB	EC2
ExPaSy	NiceZyme 2.4.1.22

UDP-galactose:D-glucose 4-beta-D-galactotransferase
Systematic Name	UDP-galactose:D-glucose 4-beta-D-galactotransferase
Common Name	lactose synthase UDP-galactose-glucose galactosyltransferase N-acetyllactosamine synthase uridine diphosphogalactose-glucose galactosyltransferase lactose synthetase

UDP-D-galactose + D-Glucose => UDP + Lactose (links: UDP-D-galactose + D-Glucose = UDP + alpha-Lactose)
UDP-D-galactose <Mapping> AtomMap:BMMCPYURS610$BMMCPYUR0015$0 UDP 13 ↔ 1 14 ↔ 2 15 ↔ 3 16 ↔ 4 17 ↔ 5 18 ↔ 6 21 ↔ 9 22 ↔ 10 23 ↔ 11 24 ↔ 12 25 ↔ 13 D-Glucose <Mapping> AtomMap:BMSUM6A0--06$BMSUD2A0GC01$0 alpha-Lactose 1 ↔ 7 2 ↔ 8 3 ↔ 9 4 ↔ 10 5 ↔ 11 6 ↔ 12 UDP-D-galactose <Mapping> AtomMap:BMMCPYURS610$BMSUD2A0GC01$0 alpha-Lactose 1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5 6 ↔ 6