Structure of PDB 8i5m Chain B Binding Site BS01

Receptor Information
>8i5m Chain B (length=310) Species: 10116 (Rattus norvegicus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RRRVLTKDGRSNVRMEHIADKRFLYLKDLWTTFIDMQWRYKLLLFSATFA
GTWFLFGVVWYLVAVAHGDLLELGPPANHTPCVVQVHTLTGAFLFSLESQ
TTIGYGFRYISEECPLAIVLLIAQLVLTTILEIFITGTFLAKIARPKKRA
ETIRFSQHAVVAYHNGKLCLMIRVANMRKSLLIGCQVTGKLLQTHQTKEG
ENIRLNQVNVTFQVDTASDSPFLILPLTFYHVVDETSPLKDLPLRSGEGD
FELVLILSGTVESTSATCQVRTSYLPEEILWGYEFTPAISLSASGKYVAD
FSLFDQVVKV
Ligand information
Ligand IDPIO
InChIInChI=1S/C25H49O19P3/c1-3-5-7-9-11-13-18(26)39-15-17(41-19(27)14-12-10-8-6-4-2)16-40-47(37,38)44-23-20(28)21(29)24(42-45(31,32)33)25(22(23)30)43-46(34,35)36/h17,20-25,28-30H,3-16H2,1-2H3,(H,37,38)(H2,31,32,33)(H2,34,35,36)/t17-,20-,21+,22+,23-,24-,25-/m1/s1
InChIKeyXLNCEHRXXWQMPK-MJUMVPIBSA-N
SMILES
SoftwareSMILES
CACTVS 3.385CCCCCCCC(=O)OC[C@H](CO[P](O)(=O)O[C@@H]1[C@H](O)[C@H](O)[C@@H](O[P](O)(O)=O)[C@H](O[P](O)(O)=O)[C@H]1O)OC(=O)CCCCCCC
CACTVS 3.385CCCCCCCC(=O)OC[CH](CO[P](O)(=O)O[CH]1[CH](O)[CH](O)[CH](O[P](O)(O)=O)[CH](O[P](O)(O)=O)[CH]1O)OC(=O)CCCCCCC
OpenEye OEToolkits 1.9.2CCCCCCCC(=O)OCC(COP(=O)(O)OC1C(C(C(C(C1O)OP(=O)(O)O)OP(=O)(O)O)O)O)OC(=O)CCCCCCC
OpenEye OEToolkits 1.9.2CCCCCCCC(=O)OC[C@H](COP(=O)(O)O[C@@H]1[C@@H]([C@@H]([C@H]([C@@H]([C@H]1O)OP(=O)(O)O)OP(=O)(O)O)O)O)OC(=O)CCCCCCC
ACDLabs 12.01O=C(OCC(OC(=O)CCCCCCC)COP(=O)(O)OC1C(O)C(O)C(OP(=O)(O)O)C(OP(=O)(O)O)C1O)CCCCCCC
FormulaC25 H49 O19 P3
Name[(2R)-2-octanoyloxy-3-[oxidanyl-[(1R,2R,3S,4R,5R,6S)-2,3,6-tris(oxidanyl)-4,5-diphosphonooxy-cyclohexyl]oxy-phosphoryl]oxy-propyl] octanoate;
dioctanoyl l-alpha-phosphatidyl-d-myo-inositol 4,5-diphosphate
ChEMBL
DrugBank
ZINCZINC000097972490
PDB chain8i5m 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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PDB8i5m Pharmacological inhibition of astrocytic Kir4.1 channel evokes rapid-onset antidepressant responses
Resolution2.85 Å
Binding residue
(original residue number in PDB)
R36 Q63 W64 R65 K168 R171 K173
Binding residue
(residue number reindexed from 1)
R10 Q37 W38 R39 K142 R145 K147
Annotation score1
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005242 inward rectifier potassium channel activity
Biological Process
GO:0006813 potassium ion transport
Cellular Component
GO:0016020 membrane

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:8i5m, PDBe:8i5m, PDBj:8i5m
PDBsum8i5m
PubMed38355723
UniProtP49655|KCJ10_RAT ATP-sensitive inward rectifier potassium channel 10 (Gene Name=Kcnj10)

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