Structure of PDB 8ppa Chain B Binding Site BS01

Receptor Information
>8ppa Chain B (length=272) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GSHMSWVSFKAAGTSGLILKRCSEPERYCLARLMADALRGCVPAFHGVVE
RDGESYLQLQDLLDGFDGPCVLDCKMGVRTYLEEELTKARERPKLRKDMY
KKMLAVDPEAPTEEEHAQRAVTKPRYMQWREGISSSTTLGFRIEGIKKAD
GSCSTDFKTTRSREQVLRVFEEFVQGDEEVLRRYLNRLQQIRDTLEVSEF
FRRHEVIGSSLLFVHDHCHRAGVWLIDFGKTTPLPDGQILDHRRPWEEGN
REDGYLLGLDNLIGILASLAER
Ligand information
Ligand IDANP
InChIInChI=1S/C10H17N6O12P3/c11-8-5-9(13-2-12-8)16(3-14-5)10-7(18)6(17)4(27-10)1-26-31(24,25)28-30(22,23)15-29(19,20)21/h2-4,6-7,10,17-18H,1H2,(H,24,25)(H2,11,12,13)(H4,15,19,20,21,22,23)/t4-,6-,7-,10-/m1/s1
InChIKeyPVKSNHVPLWYQGJ-KQYNXXCUSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(NP(=O)(O)O)O)O)O)N
CACTVS 3.370Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[P](O)(=O)N[P](O)(O)=O)[CH](O)[CH]3O
CACTVS 3.370Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P](O)(=O)O[P](O)(=O)N[P](O)(O)=O)[C@@H](O)[C@H]3O
ACDLabs 12.01O=P(O)(O)NP(=O)(O)OP(=O)(O)OCC3OC(n2cnc1c(ncnc12)N)C(O)C3O
OpenEye OEToolkits 1.7.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)O[P@@](=O)(NP(=O)(O)O)O)O)O)N
FormulaC10 H17 N6 O12 P3
NamePHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER
ChEMBLCHEMBL1230989
DrugBank
ZINCZINC000008660410
PDB chain8ppa Chain B Residue 501 [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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PDB8ppa Substrate promiscuity of inositol 1,4,5-trisphosphate kinase driven by structurally-modified ligands and active site plasticity
Resolution1.73 Å
Binding residue
(original residue number in PDB)		H185 S197 F198 K209 Q249 D250 L251 I415 D416
Binding residue
(residue number reindexed from 1)		H3 S8 F9 K20 Q60 D61 L62 I226 D227
Annotation score3
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

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:8ppa, PDBe:8ppa, PDBj:8ppa
PDBsum8ppa
PubMed38374076
UniProtP23677|IP3KA_HUMAN Inositol-trisphosphate 3-kinase A (Gene Name=ITPKA)

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