Structure of PDB 6ar9 Chain E

Receptor sequence
>6ar9E (length=214) Species: 185431 (Trypanosoma brucei brucei TREU927) [Search protein sequence]
PNFVGRDADGNVTVDGRSYPMAESVVATESTIHRSMKEMAQTLANAYKTL
KHRDTHNKGNSALAPITDENPLIIISVLKGSYIFTADMVRYLGDCGLPNV
VDFIRITQVLDNLRFTELTGKHVLIMEDIADTGRTMKLLVEKIRREYRPA
SLKVCVLVDKPGGRVVDFKPEFVCLTAPTRYVVGYGFEVNDRYRNYRHVF
VLKPEYAKRYPSKL
3D structure
PDB6ar9 Evaluation of the Trypanosoma brucei 6-oxopurine salvage pathway as a potential target for drug discovery.
ChainE
Resolution2.28 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) E147 D148 D151 Y201 R214
Catalytic site (residue number reindexed from 1) E127 D128 D131 Y181 R194
Enzyme Commision number ?
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 3L4 E I149 D151 T152 G153 T155 K180 Y201 V202 E208 I129 D131 T132 G133 T135 K160 Y181 V182 E188 MOAD: Ki=6.54uM
BS02 MG E V85 G88 S89 E147 D148 V77 G80 S81 E127 D128
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:0042301 phosphate ion binding
GO:0046872 metal ion binding
GO:0052657 guanine phosphoribosyltransferase activity
Biological Process
GO:0006178 guanine salvage
GO:0032263 GMP salvage
GO:0032264 IMP salvage
GO:0046100 hypoxanthine metabolic process
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0020015 glycosome

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:6ar9, PDBe:6ar9, PDBj:6ar9
PDBsum6ar9
PubMed29481567
UniProtQ38CA1

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