Structure of PDB 5afn Chain B

Receptor sequence
>5afnB (length=207) Species: 6523,9606 [Search protein sequence]
GEFQRKLYKELVKNYNPDVIPTQRDRPVTVYFSLSLLQIMDVDEKNQVVD
VVFWLQMSWTDHYLQWNVSEYPGVKQVSVPISSLWVPDLAAYNAISKPEV
LTPQLALVNSSGHVQYLPSIRQRFSCDVSGVDTESGATCKLKFGSWTHHS
RELDLQMQEADISGYIPYSRFELVGVTQKRSERFYECCKEPYPDVTFTVT
FRKKGRS
3D structure
PDB5afn Molecular Blueprint of Allosteric Binding Sites in a Homologue of the Agonist-Binding Domain of the Alpha7 Nicotinic Acetylcholine Receptor.
ChainB
Resolution2.149 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 L0B B W53 Q114 W54 Q115
BS02 L0B B Y91 W145 C186 C187 Y191 Y92 W146 C187 C188 Y192
BS03 OJD B M56 P86 L88 A90 P97 Q121 F142 M57 P87 L89 A91 P98 Q122 F143 MOAD: ic50=34uM
PDBbind-CN: -logKd/Ki=4.47,IC50=34uM
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:5afn, PDBe:5afn, PDBj:5afn
PDBsum5afn
PubMed25918415
UniProtP36544|ACHA7_HUMAN Neuronal acetylcholine receptor subunit alpha-7 (Gene Name=CHRNA7);
P58154|ACHP_LYMST Acetylcholine-binding protein

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