Structure of PDB 3ozf Chain C Binding Site BS01

Receptor Information
>3ozf Chain C (length=228) Species: 5838 (Plasmodium falciparum FCR-3/Gambia) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PIPNNPGAGENAFDPVFVNDDDGYDLDSFMIPAHYKKYLTKVLVPNGVIK
NRIEKLAYDIKKVYNNEEFHILCLLKGSRGFFTALLKHLSRIHNYSAVET
SKPLFGEHYVRVKSYCNDQSTGTLEIVSEDLSCLKGKHVLIVEDIIDTGK
TLVKFCEYLKKFEIKTVAIACLFIKRTPLWNGFKADFVGFSIPDHFVVGY
SLDYNEIFRDLDHCCLVNDEGKKKYKAT
Ligand information
Ligand IDHPA
InChIInChI=1S/C5H4N4O/c10-5-3-4(7-1-6-3)8-2-9-5/h1-2H,(H2,6,7,8,9,10)
InChIKeyFDGQSTZJBFJUBT-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C1c2c(N=CN1)ncn2
OpenEye OEToolkits 1.5.0c1[nH]c2c(n1)N=CNC2=O
CACTVS 3.341O=C1NC=Nc2nc[nH]c12
FormulaC5 H4 N4 O
NameHYPOXANTHINE
ChEMBLCHEMBL1427
DrugBankDB04076
ZINCZINC000018153302
PDB chain3ozf Chain C Residue 232 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3ozf Acyclic Immucillin Phosphonates: Second-Generation Inhibitors of Plasmodium falciparum Hypoxanthine- Guanine-Xanthine Phosphoribosyltransferase.
Resolution1.944 Å
Binding residue
(original residue number in PDB)		Y116 I146 D148 K176 F197 V198
Binding residue
(residue number reindexed from 1)		Y115 I145 D147 K175 F196 V197
Annotation score5
Enzymatic activity
Catalytic site (original residue number in PDB) E144 D145 D148 F197 R210
Catalytic site (residue number reindexed from 1) E143 D144 D147 F196 R209
Enzyme Commision number 2.4.2.22: xanthine phosphoribosyltransferase.
2.4.2.8: hypoxanthine phosphoribosyltransferase.
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0000287 magnesium ion binding
GO:0000310 xanthine phosphoribosyltransferase activity
GO:0004422 hypoxanthine phosphoribosyltransferase activity
GO:0016757 glycosyltransferase activity
GO:0046872 metal ion binding
GO:0052657 guanine phosphoribosyltransferase activity
Biological Process
GO:0006166 purine ribonucleoside salvage
GO:0006178 guanine salvage
GO:0032263 GMP salvage
GO:0032264 IMP salvage
GO:0032265 XMP salvage
GO:0046100 hypoxanthine metabolic process
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3ozf, PDBe:3ozf, PDBj:3ozf
PDBsum3ozf
PubMed22726686
UniProtP20035|HGXR_PLAFG Hypoxanthine-guanine-xanthine phosphoribosyltransferase (Gene Name=LACZ)

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