Structure of PDB 8st1 Chain A

Receptor sequence
>8st1A (length=375) Species: 9606 (Homo sapiens) [Search protein sequence]
AHAEERLLKKLFSGYNKWSRPVANISDVVLVRFGLSIAQLIDVDEKNQMM
TTNVWVKQEWHDYKLRWDPADYENVTSIRIPSELIWRPDIVLYNNADGDF
AVTHLTKAHLFHDGRVQWTPPAIYKSSCSIDVTFFPFDQQNCTMKFGSWT
YDKAKIDLVNMHSRVDQLDFWESGEWVIVDAVGTYNTRKYECCAEIYPDI
TYAFVIRRLPLFYTINLIIPCLLISCLTVLVFYLPSECGEKITLCISVLL
SLTVFLLLITEIIPSTSLVIPLIGEYLLFTMIFVTLSIVITVFVLNVHHR
SPRTHTMPTWVRRVFLDIVPRLLLMKRPSVVDTDFERSVKEDWKYVAMVI
DRIFLWMFIIVCLLGTVGLFLPPWL
3D structure
PDB8st1 Structure of the 3alpha2beta stoichiometry of the human alpha4beta2 nicotinic acetylcholine receptor in complex with acetylcholine and calcium
ChainA
Resolution3.41 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 ACH A W156 Y197 Y204 W149 Y190 Y197
BS02 CA A V50 E52 V43 E45
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:8st1, PDBe:8st1, PDBj:8st1
PDBsum8st1
PubMed38454578
UniProtP43681|ACHA4_HUMAN Neuronal acetylcholine receptor subunit alpha-4 (Gene Name=CHRNA4)

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