Structure of PDB 6rv2 Chain B Binding Site BS03

Receptor Information
>6rv2 Chain B (length=258) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MKRQNVRTLALIVCTFTYLLVGAAVFDALESEPELIERQRLELRQQELRA
RYNLSQGGYEELERVVLRLKPHKAGVQWRFAGSFYFAITVITTIGYGHAA
PSTDGGKVFCMFYALLGIPLTLVMFQSLGERINTLVRYLLHRAKKGLGAD
VSMANMVLIGFFSCISTLCIGAAAFSHYEHWTFFQAYYYCFITLTTIGFG
DYVALQKDQALQTQPQYVAFSFVYILTGLTVIGAFLNLVVLRFMTMNAED
EKRDAENL
Ligand information
Ligand IDK
InChIInChI=1S/K/q+1
InChIKeyNPYPAHLBTDXSSS-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
CACTVS 3.341
OpenEye OEToolkits 1.5.0		[K+]
FormulaK
NamePOTASSIUM ION
ChEMBLCHEMBL1233793
DrugBankDB01345
ZINC
PDB chain6rv2 Chain A Residue 304 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB6rv2 A lower X-gate in TASK channels traps inhibitors within the vestibule.
Resolution3.0 Å
Binding residue
(original residue number in PDB)		T93 T199
Binding residue
(residue number reindexed from 1)		T93 T196
Annotation score5
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0005252 open rectifier potassium channel activity
GO:0005267 potassium channel activity
Biological Process
GO:0071805 potassium ion transmembrane 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:6rv2, PDBe:6rv2, PDBj:6rv2
PDBsum6rv2
PubMed32499642
UniProtO14649|KCNK3_HUMAN Potassium channel subfamily K member 3 (Gene Name=KCNK3)

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