Structure of PDB 6cnk Chain A

Receptor sequence
>6cnkA (length=370) Species: 9606 (Homo sapiens) [Search protein sequence]
ETRAHAEERLLKKLFSGYNKWSRPVANISDVVLVRFGLSIAQLIDVDEKN
QMMTTNVWVKQEWHDYKLRWDPADYENVTSIRIPSELIWRPDIVLYNNAD
GDFAVTHLTKAHLFHDGRVQWTPPAIYKSSCSIDVTFFPFDQQNCTMKFG
SWTYDKAKIDLVNMHSRVDQLDFWESGEWVIVDAVGTYNTRKYECCAEIY
PDITYAFVIRRLPLFYTINLIIPCLLISCLTVLVFYLPSECGEKITLCIS
VLLSLTVFLLLITEIIPSTSLVIPLIGEYLLFTMIFVTLSIVITVFVLNV
HHRSPRTHTMPTWVRRVFLDIVPRLLLMKRFERSVKEDWKYVAMVIDRIF
LWMFIIVCLLGTVGLFLPPW
3D structure
PDB6cnk Structural principles of distinct assemblies of the human alpha 4 beta 2 nicotinic receptor.
ChainA
Resolution3.9 Å
3D
structure
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Enzymatic activity
Enzyme Commision number ?
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 Y01 A C233 Y240 C229 Y236
BS02 Y01 A L293 F300 L289 F296
BS03 NCT A W156 Y204 W152 Y200 PDBbind-CN: -logKd/Ki=7.77,Kd=17.0nM
BindingDB: Ki=2nM,IC50=430nM,EC50=2400nM
Gene Ontology
Molecular Function
GO:0004888 transmembrane signaling receptor activity
GO:0005216 monoatomic ion channel activity
GO:0005230 extracellular ligand-gated monoatomic ion channel activity
GO:0022848 acetylcholine-gated monoatomic cation-selective channel activity
Biological Process
GO:0006811 monoatomic ion transport
GO:0034220 monoatomic ion transmembrane transport
Cellular Component
GO:0016020 membrane
GO:0045211 postsynaptic membrane

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Cellular Component
External links
PDB RCSB:6cnk, PDBe:6cnk, PDBj:6cnk
PDBsum6cnk
PubMed29720657
UniProtP43681|ACHA4_HUMAN Neuronal acetylcholine receptor subunit alpha-4 (Gene Name=CHRNA4)

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