Annotations: 8BLA

Human serotonin 5-HT3A receptor in complex with vortioxetine (detergent, ECD only, active/distorted conformation)

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
E	MIF4G	e8blaE1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: MIF4G	ECOD (v294.2)
D	MIF4G	e8blaD1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: MIF4G	ECOD (v294.2)
C	MIF4G	e8blaC1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: MIF4G	ECOD (v294.2)
B	MIF4G	e8blaB1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: MIF4G	ECOD (v294.2)
A	MIF4G	e8blaA1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: MIF4G	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E	PF02931	Neurotransmitter-gated ion-channel ligand binding domain (Neur_chan_LBD)	Neurotransmitter-gated ion-channel ligand binding domain	This family is the extracellular ligand binding domain of these ion channels [1]. This domain forms a pentameric arrangement in the known structure.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E	5-hydroxytryptamine receptor 3A	cation binding binding ion binding serotonin binding amine binding heterocyclic compound binding small molecule binding ligand-gated channel activity ligand-gated monoatomic ion channel activity passive transmembrane transporter activity gated channel activity ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential monoatomic ion channel activity channel activity cation binding binding ion binding serotonin binding amine binding heterocyclic compound binding small molecule binding ligand-gated channel activity ligand-gated monoatomic ion channel activity passive transmembrane transporter activity gated channel activity ligand-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential monoatomic ion channel activity channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity excitatory extracellular ligand-gated monoatomic ion channel activity extracellular ligand-gated monoatomic ion channel activity transmitter-gated monoatomic ion channel activity monoatomic cation transmembrane transporter activity molecular transducer activity serotonin-gated monoatomic cation channel activity signaling receptor activity neurotransmitter receptor activity monoatomic cation channel activity serotonin receptor activity transmembrane signaling receptor activity transmitter-gated channel activity ligand-gated monoatomic cation channel activity transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential identical protein binding protein binding	transmembrane transport localization transport monoatomic ion transmembrane transport monoatomic ion transport cellular process establishment of localization cellular response to nitrogen compound cellular response to stimulus response to dopamine regulation of cellular process ligand-gated ion channel signaling pathway response to stimulus signaling transmembrane transport localization transport monoatomic ion transmembrane transport monoatomic ion transport cellular process establishment of localization cellular response to nitrogen compound cellular response to stimulus response to dopamine regulation of cellular process ligand-gated ion channel signaling pathway response to stimulus signaling cellular response to dopamine response to monoamine cell communication response to catecholamine serotonin-gated cation-selective signaling pathway cellular response to catecholamine stimulus signal transduction regulation of biological process serotonin receptor signaling pathway biological regulation response to oxygen-containing compound response to nitrogen compound cellular response to oxygen-containing compound cellular response to chemical stimulus cellular response to monoamine stimulus response to chemical regulation of biological quality regulation of membrane potential trans-synaptic signaling synaptic signaling anterograde trans-synaptic signaling cell-cell signaling chemical synaptic transmission	cell periphery postsynapse cellular anatomical structure postsynaptic membrane synapse cell junction membrane plasma membrane plasma membrane region synaptic membrane cell division site cleavage furrow cell projection neuron projection cell periphery postsynapse cellular anatomical structure postsynaptic membrane synapse cell junction membrane plasma membrane plasma membrane region synaptic membrane cell division site cleavage furrow cell projection neuron projection plasma membrane bounded cell projection protein-containing complex transmembrane transporter complex membrane protein complex transporter complex serotonin-activated cation-selective channel complex plasma membrane protein complex cation channel complex neurotransmitter receptor complex plasma membrane signaling receptor complex signaling receptor complex serotonin receptor complex monoatomic ion channel complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E	IPR006202	Neurotransmitter-gated ion-channel ligand-binding domain	Domain
A, B, C, D, E	IPR036719	Neurotransmitter-gated ion-channel transmembrane domain superfamily	Homologous Superfamily
A, B, C, D, E	IPR049944	5-hydroxytryptamine 3 receptor, transmembrane domain	Domain
A, B, C, D, E	IPR006029	Neurotransmitter-gated ion-channel transmembrane domain	Domain
A, B, C, D, E	IPR036734	Neurotransmitter-gated ion-channel ligand-binding domain superfamily	Homologous Superfamily
A, B, C, D, E	IPR018000	Neurotransmitter-gated ion-channel, conserved site	Conserved Site
A, B, C, D, E	IPR038050	Neuronal acetylcholine receptor	Homologous Superfamily
A, B, C, D, E	IPR008133	5-hydroxytryptamine 3 receptor, A subunit	Family
A, B, C, D, E	IPR008132	5-hydroxytryptamine 3 receptor	Family
A, B, C, D, E	IPR006201	Neurotransmitter-gated ion-channel	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D, E	: P46098	major depressive disorder amphetamine abuse Mood Disorders prostate carcinoma autism brain glioma ovarian cancer psoriasis gastroesophageal reflux disease polycystic ovary syndrome schizophrenia attention deficit hyperactivity disorder, inattentive type bipolar disorder depressive disorder

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.