Structure of PDB 8ppa Chain B Binding Site BS02

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 ID06G
InChIInChI=1S/C6H15O15P3/c7-1-2(8)5(20-23(13,14)15)6(21-24(16,17)18)3(9)4(1)19-22(10,11)12/h1-9H,(H2,10,11,12)(H2,13,14,15)(H2,16,17,18)/t1-,2+,3-,4+,5+,6+/m0/s1
InChIKeyMMWCIQZXVOZEGG-LKKUUOETSA-N
SMILES
SoftwareSMILES
CACTVS 3.385O[C@H]1[C@@H](O)[C@@H](O[P](O)(O)=O)[C@H](O[P](O)(O)=O)[C@@H](O)[C@@H]1O[P](O)(O)=O
OpenEye OEToolkits 2.0.7C1(C(C(C(C(C1OP(=O)(O)O)O)OP(=O)(O)O)OP(=O)(O)O)O)O
CACTVS 3.385O[CH]1[CH](O)[CH](O[P](O)(O)=O)[CH](O[P](O)(O)=O)[CH](O)[CH]1O[P](O)(O)=O
OpenEye OEToolkits 2.0.7[C@@H]1([C@H]([C@H]([C@@H]([C@H]([C@@H]1OP(=O)(O)O)O)OP(=O)(O)O)OP(=O)(O)O)O)O
FormulaC6 H15 O15 P3
NameD-myo-inositol 1,4,6-trisphosphate;
[(1R,2R,3S,4R,5S,6R)-2,3,5-tris(oxidanyl)-4,6-diphosphonooxy-cyclohexyl] dihydrogen phosphate
ChEMBL
DrugBank
ZINC
PDB chain8ppa 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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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)
R285 M288 K312 Y315 R319 K419
Binding residue
(residue number reindexed from 1)
R96 M99 K123 Y126 R130 K230
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:8ppa, PDBe:8ppa, PDBj:8ppa
PDBsum8ppa
PubMed38374076
UniProtP23677|IP3KA_HUMAN Inositol-trisphosphate 3-kinase A (Gene Name=ITPKA)

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