Structure of PDB 3sio Chain E Binding Site BS02

Receptor Information
>3sio Chain E (length=216) Species: 6500 (Aplysia californica) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DYKDDDDKLHSQANLMRLKSDLFNRSPMYPGPTKDDPLTVYLSFSLLDIV
KADSSTNEVDLVYWEQQSWKLNSLMWDPNEYGNITDFRTSAADIWTPDIT
AYSSTRPVQVLSPQNALVNSSGHVQYLPAQRLSFMCDPTGVDSEEGATCA
VKFGSWSYGGWEIDLKTDTDQVDLSSYYASSKYEILSATQTRQVQHYSCC
PEPYIDVNLVVKFRER
Ligand information
Ligand IDMLK
InChIInChI=1S/C37H50N2O10/c1-7-38-17-34(18-49-32(42)20-10-8-9-11-23(20)39-26(40)14-19(2)31(39)41)13-12-25(46-4)36-22-15-21-24(45-3)16-35(43,27(22)28(21)47-5)37(44,33(36)38)30(48-6)29(34)36/h8-11,19,21-22,24-25,27-30,33,43-44H,7,12-18H2,1-6H3/t19-,21+,22+,24-,25-,27+,28-,29+,30-,33-,34-,35+,36-,37+/m0/s1
InChIKeyXLTANAWLDBYGFU-VTLKBQQISA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CCN1CC2(CCC(C34C2C(C(C31)(C5(CC(C6CC4C5C6OC)OC)O)O)OC)OC)COC(=O)c7ccccc7N8C(=O)CC(C8=O)C
CACTVS 3.341CCN1C[C@@]2(CC[C@H](OC)[C@@]34[C@@H]5C[C@@H]6[C@H](C[C@@](O)([C@H]5[C@H]6OC)[C@@](O)([C@@H](OC)[C@H]23)[C@@H]14)OC)COC(=O)c7ccccc7N8C(=O)C[C@H](C)C8=O
OpenEye OEToolkits 1.5.0CC[N@]1C[C@@]2(CC[C@@H]([C@@]34[C@@H]2[C@@H]([C@@]([C@H]31)([C@]5(C[C@@H]([C@H]6C[C@@H]4[C@@H]5[C@H]6OC)OC)O)O)OC)OC)COC(=O)c7ccccc7N8C(=O)C[C@@H](C8=O)C
CACTVS 3.341CCN1C[C]2(CC[CH](OC)[C]34[CH]5C[CH]6[CH](C[C](O)([CH]5[CH]6OC)[C](O)([CH](OC)[CH]23)[CH]14)OC)COC(=O)c7ccccc7N8C(=O)C[CH](C)C8=O
ACDLabs 10.04O=C1N(C(=O)C(C)C1)c2ccccc2C(=O)OCC43C5C6(C(OC)CC3)C(N(CC)C4)C(O)(C5OC)C8(O)CC(OC)C7CC6C8C7OC
FormulaC37 H50 N2 O10
NameMETHYLLYCACONITINE
ChEMBLCHEMBL4454983
DrugBank
ZINCZINC000024707797
PDB chain3sio Chain E Residue 260 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3sio Creating an alpha-7 nicotinic acetylcholine recognition domain from the acetylcholine binding protein: crystallographic and ligand selectivity analyses
Resolution2.32 Å
Binding residue
(original residue number in PDB)		Y93 K143 W147 Q186 Y188 Y195
Binding residue
(residue number reindexed from 1)		Y102 K152 W156 Q195 Y197 Y204
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=8.00,Ki=10nM
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:3sio, PDBe:3sio, PDBj:3sio
PDBsum3sio
PubMed22009746
UniProtQ8WSF8

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