CATH Classification

Domain Context

CATH Clusters

Superfamily 3.40.50.2020
Functional Family Hypoxanthine phosphoribosyltransferase

Enzyme Information

2.4.2.8
Hypoxanthine phosphoribosyltransferase.
based on mapping to UniProt P20035
IMP + diphosphate = hypoxanthine + 5-phospho-alpha-D-ribose 1-diphosphate.
-!- Guanine and 6-mercaptopurine can replace hypoxanthine.
2.4.2.22
Xanthine phosphoribosyltransferase.
based on mapping to UniProt P20035
XMP + diphosphate = 5-phospho-alpha-D-ribose 1-diphosphate + xanthine.

UniProtKB Entries (1)

P20035
HGXR_PLAFG
Plasmodium falciparum FCR-3/Gambia
Hypoxanthine-guanine-xanthine phosphoribosyltransferase

PDB Structure

PDB 1CJB
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
The 2.0 A structure of malarial purine phosphoribosyltransferase in complex with a transition-state analogue inhibitor.
Shi, W., Li, C.M., Tyler, P.C., Furneaux, R.H., Cahill, S.M., Girvin, M.E., Grubmeyer, C., Schramm, V.L., Almo, S.C.
Biochemistry