Structure of PDB 7smr Chain D

Receptor sequence
>7smrD (length=395) Species: 7787 (Tetronarce californica) [Search protein sequence]
SEHETRLVANLLENYNKVIRPVEHHTHFVDITVGLQLIQLISVDEVNQIV
ETNVRLRQQWIDVRLRWNPADYGGIKKIRLPSDDVWLPDLVLYNNADGDF
AIVHMTKLLLDYTGKIMWTPPAIFKSYCEIIVTHFPFDQQNCTMKLGIWT
YDGTKVSISPESDRPDLSTFMESGEWVMKDYRGWKHWVYYTCCPDTPYLD
ITYHFIMQRIPLYFVVNVIIPCLLFSFLTGLVFYLPTDSGEKMTLSISVL
LSLTVFLLVIVELIPSTSSAVPLIGKYMLFTMIFVISSIIITVVVINTHH
RSPSTHTMPQWVRKIFIDTIPNVMFFSTMKRPDVKSAIEGVKYIAEHMKS
DEESSNAAEEWKYVAMVIDHILLCVFMLICIIGTVSVFAGRLIEL
3D structure
PDB7smr Structural mechanism of muscle nicotinic receptor desensitization and block by curare.
ChainD
Resolution2.77 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 MAN D H186 W187 H186 W187
BS02 CCE D Y93 W149 Y198 Y93 W149 Y198
BS03 CLR D R301 F316 I406 R301 F316 I368
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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