Structure of PDB 4kfm Chain A Binding Site BS01

Receptor Information
>4kfm Chain A (length=328) Species: 10090 (Mus musculus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
IQRYVRKDGKCNVHHGNVRETYRYLTDIFTTLVDLKWRFNLLIFVMVYTV
TWLFFGMIWWLIAYIRGDMDHIEDPSWTPCVTNLNGFVSAFLFSIETETT
IGYGYRVITDKCPEGIILLLIQSVLGSIVNAFMVGCMFVKISQPKKRAET
LVFSTHAVISMRDGKLCLMFRVGDLRNSHIVEASIRAKLIKSKQTSEGEF
IPLNQTDINVGYYTGDDRLFLVSPLIISHEINQQSPFWEISKAQLPKEEL
EIVVILEGMVEATGMTCQARSSYITSEILWGYRFTPVLTLEDGFYEVDYN
SFHETYETSTPSLSAKELAELANRAESN
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 chain4kfm Chain A 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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PDB4kfm X-ray structure of the mammalian GIRK2-beta gamma G-protein complex.
Resolution3.45 Å
Binding residue
(original residue number in PDB)
K64 K90 W91 R92 K199 K200
Binding residue
(residue number reindexed from 1)
K10 K36 W37 R38 K145 K146
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:4kfm, PDBe:4kfm, PDBj:4kfm
PDBsum4kfm
PubMed23739333
UniProtP48542|KCNJ6_MOUSE G protein-activated inward rectifier potassium channel 2 (Gene Name=Kcnj6)

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