Structure of PDB 6fd5 Chain B Binding Site BS02

Receptor Information
>6fd5 Chain B (length=171) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SELQLVEQRIRSFPDFPTPGVVFRDISPVLKDPASFRAAIGLLARHLKAT
HGGRIDYIAGLDSRGFLFGPSLAQELGLGCVLIRKRGKLPGPTLWASYAE
LEIQKDALEPGQRVVVVDDLLATGGTMNAACELLGRLQAEVLECVSLVEL
TSLKGREKLAPVPFFSLLQYE
Ligand information
Ligand IDPRP
InChIInChI=1S/C5H13O14P3/c6-3-2(1-16-20(8,9)10)17-5(4(3)7)18-22(14,15)19-21(11,12)13/h2-7H,1H2,(H,14,15)(H2,8,9,10)(H2,11,12,13)/t2-,3-,4-,5-/m1/s1
InChIKeyPQGCEDQWHSBAJP-TXICZTDVSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0C(C1C(C(C(O1)OP(=O)(O)OP(=O)(O)O)O)O)OP(=O)(O)O
OpenEye OEToolkits 1.5.0C([C@@H]1[C@H]([C@H]([C@H](O1)O[P@@](=O)(O)OP(=O)(O)O)O)O)OP(=O)(O)O
CACTVS 3.341O[CH]1[CH](O)[CH](O[CH]1CO[P](O)(O)=O)O[P](O)(=O)O[P](O)(O)=O
ACDLabs 10.04O=P(OC1OC(C(O)C1O)COP(=O)(O)O)(O)OP(=O)(O)O
CACTVS 3.341O[C@H]1[C@@H](O)[C@H](O[C@@H]1CO[P](O)(O)=O)O[P@](O)(=O)O[P](O)(O)=O
FormulaC5 H13 O14 P3
Name1-O-pyrophosphono-5-O-phosphono-alpha-D-ribofuranose;
ALPHA-PHOSPHORIBOSYLPYROPHOSPHORIC ACID;
1-O-pyrophosphono-5-O-phosphono-alpha-D-ribose;
1-O-pyrophosphono-5-O-phosphono-D-ribose;
1-O-pyrophosphono-5-O-phosphono-ribose
ChEMBL
DrugBankDB01632
ZINCZINC000008215630
PDB chain6fd5 Chain B Residue 200 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB6fd5 Structural Insights into the Forward and Reverse Enzymatic Reactions in Human Adenine Phosphoribosyltransferase.
Resolution1.55 Å
Binding residue
(original residue number in PDB)		S66 R67 D127 D128 L129 A131 T132 G133 T135
Binding residue
(residue number reindexed from 1)		S63 R64 D118 D119 L120 A122 T123 G124 T126
Annotation score5
Enzymatic activity
Enzyme Commision number 2.4.2.7: adenine phosphoribosyltransferase.
Gene Ontology
Molecular Function
GO:0002055 adenine binding
GO:0003999 adenine phosphoribosyltransferase activity
GO:0005515 protein binding
GO:0016208 AMP binding
GO:0016757 glycosyltransferase activity
Biological Process
GO:0006166 purine ribonucleoside salvage
GO:0006168 adenine salvage
GO:0007625 grooming behavior
GO:0032263 GMP salvage
GO:0032264 IMP salvage
GO:0044209 AMP salvage
GO:0046083 adenine metabolic process
Cellular Component
GO:0005576 extracellular region
GO:0005654 nucleoplasm
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0034774 secretory granule lumen
GO:0070062 extracellular exosome

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:6fd5, PDBe:6fd5, PDBj:6fd5
PDBsum6fd5
PubMed29576532
UniProtP07741|APT_HUMAN Adenine phosphoribosyltransferase (Gene Name=APRT)

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