Enzyme:2.4.2.8

Revision as of 09:00, 2 February 2009

IMP:diphosphate phospho-D-ribosyltransferase
Systematic Name	IMP:diphosphate phospho-D-ribosyltransferase
Common Name	hypoxanthine phosphoribosyltransferase IMP pyrophosphorylase transphosphoribosidase hypoxanthine-guanine phosphoribosyltransferase GPRT

GMP + Pyrophosphate = Guanine + D-5-Phospho-ribosyl 1-diphosphate
(links: GMP = 2-Amino-3,7-dihydropurin-6-one + D-5-Phospho-ribosyl 1-diphosphate)

GMP	<Mapping> AtomMap:BMCCPUGU0012$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

GMP	<Mapping> AtomMap:BMCCPUGU0012$BMSUM5Ae--04$0	D-5-Phospho-ribosyl 1-diphosphate
	12 ↔ 1 13 ↔ 2 14 ↔ 3 15 ↔ 4 16 ↔ 5

9-(5-Phospho-1-ribofuranosyl)-6-mercapto-purine + Pyrophosphate = 6-Mercapto-purine + D-5-Phospho-ribosyl 1-diphosphate
(links: 9-(5-Phospho-1-ribofuranosyl)-6-mercapto-purine = 6-Mercapto-purine + D-5-Phospho-ribosyl 1-diphosphate)

9-(5-Phospho-1-ribofuranosyl)-6-mercapto-purine	<Mapping> AtomMap:BMCCPUAPf041$BMCCPUXAf005$0	6-Mercapto-purine
	1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5 6 ↔ 6 7 ↔ 7 8 ↔ 8 9 ↔ 9 10 ↔ 10

9-(5-Phospho-1-ribofuranosyl)-6-mercapto-purine	<Mapping> AtomMap:BMCCPUAPf041$BMSUM5Ae--04$0	D-5-Phospho-ribosyl 1-diphosphate
	11 ↔ 1 12 ↔ 2 13 ↔ 3 14 ↔ 4 15 ↔ 5

XMP + Pyrophosphate = Xanthine + D-5-Phospho-ribosyl 1-diphosphate
(links: XMP = 3,7-Dihydropurine-2,6-dione + D-5-Phospho-ribosyl 1-diphosphate)

XMP	<Mapping> AtomMap:BMCCPUXA0024$BMCCPUXA0021$0	3,7-Dihydropurine-2,6-dione
	1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5 6 ↔ 6 7 ↔ 7 8 ↔ 8 9 ↔ 9

XMP	<Mapping> AtomMap:BMCCPUXA0024$BMSUM5Ae--04$0	D-5-Phospho-ribosyl 1-diphosphate
	12 ↔ 1 13 ↔ 2 14 ↔ 3 15 ↔ 4 16 ↔ 5

AMP + Pyrophosphate = Adenine + D-5-Phospho-ribosyl 1-diphosphate
(links: AMP = 7H-Purin-6-amine + D-5-Phospho-ribosyl 1-diphosphate)

AMP	<Mapping> AtomMap:BMCCPUAP0021$BMCCPUAD0007$0	7H-Purin-6-amine
	1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5 6 ↔ 6 7 ↔ 7 8 ↔ 8 9 ↔ 9 10 ↔ 10

AMP	<Mapping> AtomMap:BMCCPUAP0021$BMSUM5Ae--04$0	D-5-Phospho-ribosyl 1-diphosphate
	11 ↔ 1 12 ↔ 2 13 ↔ 3 14 ↔ 4 15 ↔ 5

IMP + Pyrophosphate = Hypoxanthine + D-5-Phospho-ribosyl 1-diphosphate
(links: IMP = 3,7-Dihydropurin-6-one + D-5-Phospho-ribosyl 1-diphosphate)

IMP	<Mapping> AtomMap:BMCCPUXA0014$BMCCPUXA0012$0	3,7-Dihydropurin-6-one
	1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5 6 ↔ 6 7 ↔ 7 8 ↔ 8 9 ↔ 9

IMP	<Mapping> AtomMap:BMCCPUXA0014$BMSUM5Ae--04$0	D-5-Phospho-ribosyl 1-diphosphate
	11 ↔ 1 12 ↔ 2 13 ↔ 3 14 ↔ 4 15 ↔ 5

@@ Line 3: / Line 3: @@
 |SysName=IMP:diphosphate phospho-D-ribosyltransferase
 |names=&&hypoxanthine phosphoribosyltransferase&&IMP pyrophosphorylase&&transphosphoribosidase&&hypoxanthine-guanine phosphoribosyltransferase&&GPRT
+}}
+{{Enzyme/Reaction| reaction= GMP + Pyrophosphate = Guanine + D-5-Phospho-ribosyl 1-diphosphate
+| list=
+&& BMCCPUGU0012$BMCCPUGU0014$0
+&& BMCCPUGU0012$BMSUM5Ae--04$0
+}}
+{{Enzyme/Reaction| reaction= 9-(5-Phospho-1-ribofuranosyl)-6-mercapto-purine + Pyrophosphate = 6-Mercapto-purine + D-5-Phospho-ribosyl 1-diphosphate
+| list=
+&& BMCCPUAPf041$BMCCPUXAf005$0
+&& BMCCPUAPf041$BMSUM5Ae--04$0
+}}
+{{Enzyme/Reaction| reaction= XMP + Pyrophosphate = Xanthine + D-5-Phospho-ribosyl 1-diphosphate
+| list=
+&& BMCCPUXA0024$BMCCPUXA0021$0
+&& BMCCPUXA0024$BMSUM5Ae--04$0
+}}
+{{Enzyme/Reaction| reaction= AMP + Pyrophosphate = Adenine + D-5-Phospho-ribosyl 1-diphosphate
+| list=
+&& BMCCPUAP0021$BMCCPUAD0007$0
+&& BMCCPUAP0021$BMSUM5Ae--04$0
+}}
+{{Enzyme/Reaction| reaction= IMP + Pyrophosphate = Hypoxanthine + D-5-Phospho-ribosyl 1-diphosphate
+| list=
+&& BMCCPUXA0014$BMCCPUXA0012$0
+&& BMCCPUXA0014$BMSUM5Ae--04$0
 }}

IDs and Links
IUBMB	EC2
ExPaSy	NiceZyme 2.4.2.8