Enzyme:2.4.2.15

Upper Levels: EC2.-.-.- Transferases. : EC2.4.-.- Glycosyltransferases. : EC2.4.2.- Pentosyltransferases.

IDs and Links
IUBMB	EC2
ExPaSy	NiceZyme 2.4.2.15

guanosine:phosphate D-ribosyltransferase
Systematic Name	guanosine:phosphate D-ribosyltransferase
Common Name	guanosine phosphorylase

Guanosine + Orthophosphate = Guanine + D-Ribose 1-phosphate (links: 2-Amino-9- [ (2R,3R,4S,5R) -3,4-dihydroxy-5- (hydroxymethyl) oxolan-2-yl] H102-3H-purin-6-one = 2-Amino-3,7-dihydropurin-6-one + D-Ribose 1-phosphate)

2-Amino-9- [ (2R,3R,4S,5R) -3,4-dihydroxy-5- (hydroxymethyl) oxolan-2-yl] H102-3H-purin-6-one <Mapping> AtomMap:BMCCPUGU0015$BMCCPUGU0014$0 2-Amino-3,7-dihydropurin-6-one 1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5 6 ↔ 6 7 ↔ 7 8 ↔ 8 9 ↔ 9 10 ↔ 10 2-Amino-9- [ (2R,3R,4S,5R) -3,4-dihydroxy-5- (hydroxymethyl) oxolan-2-yl] H102-3H-purin-6-one <Mapping> AtomMap:BMCCPUGU0015$BMSUM5Ae--07$0 D-Ribose 1-phosphate 12 ↔ 1 13 ↔ 2 14 ↔ 3 15 ↔ 4 16 ↔ 5