Structure of PDB 6w1m Chain B

Receptor sequence
>6w1mB (length=394) Species: 10090 (Mus musculus) [Search protein sequence]
TTQPALLRLSDHLLANYKKGVRPVRDWRKPTTVSIDVIMYAILNVDEKNQ
VLTTYIWYRQYWTDEFLQWTPEDFDNVTKLSIPTDSIWVPDILINEFVDV
GKSPNIPYVYVHHRGEVQNYKPLQLVTACSLDIYNFPFDVQNCSLTFTSW
LHTIQDINITLWRSPEEVRSDKSIFINQGEWELLEVFPQFKEFSIDISNS
YAEMKFYVIIRRRPLFYAVSLLLPSIFLMVVDIVGFCLPPDSGERVSFKI
TLLLGYSVFLIIVSDTLPATAIGTPLIGVYFVVCMALLVISLAETIFIVR
LVHKQDLQRPVPDWLRHLVLDRIAWILCLAVRGLLQELSSIRHFLEKRDE
MREVARDWLRVGYVLDRLLFRIYLLAVLAYSITLVTLWSIWHYS
3D structure
PDB6w1m High-resolution structures of multiple 5-HT 3A R-setron complexes reveal a novel mechanism of competitive inhibition.
ChainB
Resolution3.06 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 S87 B W156 Y207 W150 Y201 BindingDB: Ki=12nM
BS02 S87 B I44 W63 R65 I38 W57 R59 BindingDB: Ki=12nM
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:0015276 ligand-gated monoatomic ion channel activity
GO:0022850 serotonin-gated monoatomic cation channel activity
GO:0042802 identical protein binding
GO:0051378 serotonin binding
GO:0099507 ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential
Biological Process
GO:0006811 monoatomic ion transport
GO:0007210 serotonin receptor signaling pathway
GO:0034220 monoatomic ion transmembrane transport
GO:0098662 inorganic cation transmembrane transport
GO:0099505 regulation of presynaptic membrane potential
GO:0140227 serotonin-gated cation-selective signaling pathway
Cellular Component
GO:0005886 plasma membrane
GO:0016020 membrane
GO:0032154 cleavage furrow
GO:0045202 synapse
GO:0045211 postsynaptic membrane
GO:1904602 serotonin-activated cation-selective channel complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:6w1m, PDBe:6w1m, PDBj:6w1m
PDBsum6w1m
PubMed33063666
UniProtP23979|5HT3A_MOUSE 5-hydroxytryptamine receptor 3A (Gene Name=Htr3a)

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