Structure of PDB 7smr Chain D Binding Site BS03

Receptor Information
>7smr Chain D (length=395) Species: 7787 (Tetronarce californica) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SEHETRLVANLLENYNKVIRPVEHHTHFVDITVGLQLIQLISVDEVNQIV
ETNVRLRQQWIDVRLRWNPADYGGIKKIRLPSDDVWLPDLVLYNNADGDF
AIVHMTKLLLDYTGKIMWTPPAIFKSYCEIIVTHFPFDQQNCTMKLGIWT
YDGTKVSISPESDRPDLSTFMESGEWVMKDYRGWKHWVYYTCCPDTPYLD
ITYHFIMQRIPLYFVVNVIIPCLLFSFLTGLVFYLPTDSGEKMTLSISVL
LSLTVFLLVIVELIPSTSSAVPLIGKYMLFTMIFVISSIIITVVVINTHH
RSPSTHTMPQWVRKIFIDTIPNVMFFSTMKRPDVKSAIEGVKYIAEHMKS
DEESSNAAEEWKYVAMVIDHILLCVFMLICIIGTVSVFAGRLIEL
Ligand information
Ligand IDCLR
InChIInChI=1S/C27H46O/c1-18(2)7-6-8-19(3)23-11-12-24-22-10-9-20-17-21(28)13-15-26(20,4)25(22)14-16-27(23,24)5/h9,18-19,21-25,28H,6-8,10-17H2,1-5H3/t19-,21+,22+,23-,24+,25+,26+,27-/m1/s1
InChIKeyHVYWMOMLDIMFJA-DPAQBDIFSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC(C)CCCC(C)C1CCC2C1(CCC3C2CC=C4C3(CCC(C4)O)C)C
CACTVS 3.341CC(C)CCC[C@@H](C)[C@H]1CC[C@H]2[C@@H]3CC=C4C[C@@H](O)CC[C@]4(C)[C@H]3CC[C@]12C
ACDLabs 10.04OC4CCC3(C(=CCC2C1C(C(C(C)CCCC(C)C)CC1)(C)CCC23)C4)C
OpenEye OEToolkits 1.5.0CC(C)CCC[C@@H](C)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC=C4[C@@]3(CC[C@@H](C4)O)C)C
CACTVS 3.341CC(C)CCC[CH](C)[CH]1CC[CH]2[CH]3CC=C4C[CH](O)CC[C]4(C)[CH]3CC[C]12C
FormulaC27 H46 O
NameCHOLESTEROL
ChEMBLCHEMBL112570
DrugBankDB04540
ZINCZINC000003875383
PDB chain7smr Chain D Residue 602 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB7smr Structural mechanism of muscle nicotinic receptor desensitization and block by curare.
Resolution2.77 Å
Binding residue
(original residue number in PDB)		R301 F316 I406
Binding residue
(residue number reindexed from 1)		R301 F316 I368
Annotation score1
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
GO:0005231 excitatory extracellular ligand-gated monoatomic ion channel activity
GO:0022848 acetylcholine-gated monoatomic cation-selective 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:0005886 plasma membrane
GO:0016020 membrane
GO:0043005 neuron projection
GO:0045202 synapse
GO:0045211 postsynaptic membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:7smr, PDBe:7smr, PDBj:7smr
PDBsum7smr
PubMed35301478
UniProtP02710|ACHA_TETCF Acetylcholine receptor subunit alpha (Gene Name=CHRNA1)

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