Structure of PDB 3wip Chain C Binding Site BS02

Receptor Information
>3wip Chain C (length=202) Species: 6523 (Lymnaea stagnalis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
LDRADILYNIRQTSRPDVIPTQRDRPVAVSVSLKFINILEVNEITNEVDV
VFWQQTTWSDRTLAWNSSHSPDQVSVPISSLWVPDLAAYNAISKPEVLTP
QLARVVSDGEVLYMPSIRQRFSCDVSGVDTESGATCRIKIGSWTHHSREI
SVDPTNSDDSEYFSQYSRFEILDVTQKKNSVTYSCCPEAYEDVEVSLNFR
KK
Ligand information
Ligand IDACH
InChIInChI=1S/C7H16NO2/c1-7(9)10-6-5-8(2,3)4/h5-6H2,1-4H3/q+1
InChIKeyOIPILFWXSMYKGL-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C(OCC[N+](C)(C)C)C
CACTVS 3.341
OpenEye OEToolkits 1.5.0		CC(=O)OCC[N+](C)(C)C
FormulaC7 H16 N O2
NameACETYLCHOLINE
ChEMBLCHEMBL667
DrugBankDB03128
ZINCZINC000003079336
PDB chain3wip Chain C Residue 301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3wip Molecular recognition of the neurotransmitter acetylcholine by an acetylcholine binding protein reveals determinants of binding to nicotinic acetylcholine receptors
Resolution2.6 Å
Binding residue
(original residue number in PDB)		W143 Y185 Y192
Binding residue
(residue number reindexed from 1)		W143 Y183 Y190
Annotation score4
Binding affinityBindingDB: Ki=6309.57nM,Kd=458nM
Enzymatic activity
Enzyme Commision number ?
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
Biological Process
GO:0006811 monoatomic ion transport
GO:0034220 monoatomic 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:3wip, PDBe:3wip, PDBj:3wip
PDBsum3wip
PubMed24637639
UniProtP58154|ACHP_LYMST Acetylcholine-binding protein

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