Structure of PDB 3u8n Chain K

Receptor sequence
>3u8nK (length=204) Species: 6523 (Lymnaea stagnalis) [Search protein sequence]
LDRADILYNIRQTSRPDVIPTQRDRPVAVSVSLKFINILEVNEITNEVDV
VFWQQTTWSDRTLAWNSSHSPDQVSVPISSLWVPDLAAYNAISKPEVLTP
QLARVVSDGEVLYMPSIRQRFSCDVSGVDTESGATCRIKIGSWTHHSREI
SVDPTTDDSEYFSQYSRFEILDVTQKKNSVTYSCCPEAYEDVEVSLNFRK
KGRS
3D structure
PDB3u8n Intersubunit bridge formation governs agonist efficacy at nicotinic acetylcholine alpha 4 beta 2 receptors: unique role of halogen bonding revealed.
ChainK
Resolution2.35 Å
3D
structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
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 09S K Y89 W143 T144 Y185 C188 Y192 Y89 W143 T144 Y182 C185 Y189 BindingDB: Ki=0.067nM
BS02 09S K R104 L112 M114 R104 L112 M114 BindingDB: Ki=0.067nM
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:0005231 excitatory extracellular ligand-gated monoatomic ion channel activity
GO:1904315 transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential
Biological Process
GO:0006811 monoatomic ion transport
GO:0007165 signal transduction
GO:0007268 chemical synaptic transmission
GO:0034220 monoatomic ion transmembrane transport
GO:0042391 regulation of membrane potential
GO:0050877 nervous system process
GO:0060078 regulation of postsynaptic membrane potential
GO:0060079 excitatory postsynaptic potential
Cellular Component
GO:0005576 extracellular region
GO:0016020 membrane
GO:0043005 neuron projection
GO:0043083 synaptic cleft
GO:0045202 synapse
GO:0098794 postsynapse

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:3u8n, PDBe:3u8n, PDBj:3u8n
PDBsum3u8n
PubMed22170047
UniProtP58154|ACHP_LYMST Acetylcholine-binding protein

[Back to BioLiP]