Structure of PDB 8dbk Chain B Binding Site BS01

Receptor Information
>8dbk Chain B (length=316) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PNIKIFSGSSHQDLSQKIADRLGLELGKVVTKKFSNQETCVEIGESVRGE
DVYIVQSGCGEINDNLMELLIMINACKIASASRVTAVIPCFPYARQDKKD
KSRAPISAKLVANMLSVAGADHIITMDLHASQIQGFFDIPVDNLYAEPAV
LKWIRENISEWRNCTIVSPDAGGAKRVTSIADRLNVDFALIHKERKKANE
VDRMVLVGDVKDRVAILVDDMADTCGTICHAADKLLSAGATRVYAILTHG
IFSGPAISRINNACFEAVVVTNTIPQEDKMKHCSKIQVIDISMILAEAIR
RTHNGESVSYLFSHVP
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 chain8dbk Chain B Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB8dbk Human PRPS1 filaments stabilize allosteric sites to regulate activity.
Resolution2.1 Å
Binding residue
(original residue number in PDB)		H130 D171 G173 K194 R196 D220 D221 D224 T225 C226 G227 T228
Binding residue
(residue number reindexed from 1)		H129 D170 G172 K193 R195 D219 D220 D223 T224 C225 G226 T227
Annotation score5
Enzymatic activity
Enzyme Commision number 2.7.6.1: ribose-phosphate diphosphokinase.
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0004749 ribose phosphate diphosphokinase activity
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0016301 kinase activity
GO:0042802 identical protein binding
GO:0042803 protein homodimerization activity
GO:0046872 metal ion binding
Biological Process
GO:0006015 5-phosphoribose 1-diphosphate biosynthetic process
GO:0006144 purine nucleobase metabolic process
GO:0006164 purine nucleotide biosynthetic process
GO:0006221 pyrimidine nucleotide biosynthetic process
GO:0006796 phosphate-containing compound metabolic process
GO:0007399 nervous system development
GO:0009156 ribonucleoside monophosphate biosynthetic process
GO:0009165 nucleotide biosynthetic process
GO:0016310 phosphorylation
GO:0034418 urate biosynthetic process
GO:0044249 cellular biosynthetic process
GO:0046101 hypoxanthine biosynthetic process
GO:0090407 organophosphate biosynthetic process
Cellular Component
GO:0002189 ribose phosphate diphosphokinase complex
GO:0005737 cytoplasm
GO:0005829 cytosol

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:8dbk, PDBe:8dbk, PDBj:8dbk
PDBsum8dbk
PubMed36747094
UniProtP60891|PRPS1_HUMAN Ribose-phosphate pyrophosphokinase 1 (Gene Name=PRPS1)

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