Structure of PDB 8ppi Chain B Binding Site BS02

Receptor Information
>8ppi Chain B (length=273) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GSHMSWVGSFKAAGTSGLILKRCSEPERYCLARLMADALRGCVPAFHGVV
ERDGESYLQLQDLLDGFDGPCVLDCKMGVRTYLEEELTKARERPKLRKDM
YKKMLAVDPEAPTEEEHAQRAVTKPRYMQWREGISSSTTLGFRIEGIKKA
DGSCSTDFKTTRSREQVLRVFEEFVQGDEEVLRRYLNRLQQIRDTLEVSE
FFRRHEVIGSSLLFVHDHCHRAGVWLIDFGKTTPLPDGQILDHRRPWEEG
NREDGYLLGLDNLIGILASLAER
Ligand information
Ligand IDATP
InChIInChI=1S/C10H16N5O13P3/c11-8-5-9(13-2-12-8)15(3-14-5)10-7(17)6(16)4(26-10)1-25-30(21,22)28-31(23,24)27-29(18,19)20/h2-4,6-7,10,16-17H,1H2,(H,21,22)(H,23,24)(H2,11,12,13)(H2,18,19,20)/t4-,6-,7-,10-/m1/s1
InChIKeyZKHQWZAMYRWXGA-KQYNXXCUSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(O)OP(=O)(O)O)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[P](O)(=O)O[P](O)(O)=O)[CH](O)[CH]3O
ACDLabs 10.04O=P(O)(O)OP(=O)(O)OP(=O)(O)OCC3OC(n2cnc1c(ncnc12)N)C(O)C3O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@@](=O)(O)O[P@](=O)(O)OP(=O)(O)O)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P@](O)(=O)O[P@@](O)(=O)O[P](O)(O)=O)[C@@H](O)[C@H]3O
FormulaC10 H16 N5 O13 P3
NameADENOSINE-5'-TRIPHOSPHATE
ChEMBLCHEMBL14249
DrugBankDB00171
ZINCZINC000004261765
PDB chain8ppi Chain B Residue 502 [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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PDB8ppi Substrate promiscuity of inositol 1,4,5-trisphosphate kinase driven by structurally-modified ligands and active site plasticity
Resolution1.65 Å
Binding residue
(original residue number in PDB)
F198 K209 D250 L251 D262 I415 D416
Binding residue
(residue number reindexed from 1)
F10 K21 D62 L63 D74 I227 D228
Annotation score5
Enzymatic activity
Enzyme Commision number 2.7.1.127: inositol-trisphosphate 3-kinase.
Gene Ontology
Molecular Function
GO:0016301 kinase activity
Biological Process
GO:0032958 inositol phosphate biosynthetic process

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Molecular Function

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Biological Process
External links
PDB RCSB:8ppi, PDBe:8ppi, PDBj:8ppi
PDBsum8ppi
PubMed38374076
UniProtP23677|IP3KA_HUMAN Inositol-trisphosphate 3-kinase A (Gene Name=ITPKA)

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