Annotations: 6D1S

Crystal structure of an apo chimeric human alpha1GABAA receptor

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
J	Y_phosphatase	e6d1sJ1	A: alpha arrays	X: fingers domain in bacteriophage RB69-like DNA polymerase I	H: fingers domain in bacteriophage RB69-like DNA polymerase I	T: fingers domain in bacteriophage RB69-like DNA polymerase I	F: Y_phosphatase	ECOD (v295.2)
I	Y_phosphatase	e6d1sI1	A: alpha arrays	X: fingers domain in bacteriophage RB69-like DNA polymerase I	H: fingers domain in bacteriophage RB69-like DNA polymerase I	T: fingers domain in bacteriophage RB69-like DNA polymerase I	F: Y_phosphatase	ECOD (v295.2)
H	Y_phosphatase	e6d1sH1	A: alpha arrays	X: fingers domain in bacteriophage RB69-like DNA polymerase I	H: fingers domain in bacteriophage RB69-like DNA polymerase I	T: fingers domain in bacteriophage RB69-like DNA polymerase I	F: Y_phosphatase	ECOD (v295.2)
G	Y_phosphatase	e6d1sG1	A: alpha arrays	X: fingers domain in bacteriophage RB69-like DNA polymerase I	H: fingers domain in bacteriophage RB69-like DNA polymerase I	T: fingers domain in bacteriophage RB69-like DNA polymerase I	F: Y_phosphatase	ECOD (v295.2)
F	Y_phosphatase	e6d1sF1	A: alpha arrays	X: fingers domain in bacteriophage RB69-like DNA polymerase I	H: fingers domain in bacteriophage RB69-like DNA polymerase I	T: fingers domain in bacteriophage RB69-like DNA polymerase I	F: Y_phosphatase	ECOD (v295.2)
E	Y_phosphatase	e6d1sE1	A: alpha arrays	X: fingers domain in bacteriophage RB69-like DNA polymerase I	H: fingers domain in bacteriophage RB69-like DNA polymerase I	T: fingers domain in bacteriophage RB69-like DNA polymerase I	F: Y_phosphatase	ECOD (v295.2)
D	Y_phosphatase	e6d1sD1	A: alpha arrays	X: fingers domain in bacteriophage RB69-like DNA polymerase I	H: fingers domain in bacteriophage RB69-like DNA polymerase I	T: fingers domain in bacteriophage RB69-like DNA polymerase I	F: Y_phosphatase	ECOD (v295.2)
C	Y_phosphatase	e6d1sC1	A: alpha arrays	X: fingers domain in bacteriophage RB69-like DNA polymerase I	H: fingers domain in bacteriophage RB69-like DNA polymerase I	T: fingers domain in bacteriophage RB69-like DNA polymerase I	F: Y_phosphatase	ECOD (v295.2)
B	Y_phosphatase	e6d1sB1	A: alpha arrays	X: fingers domain in bacteriophage RB69-like DNA polymerase I	H: fingers domain in bacteriophage RB69-like DNA polymerase I	T: fingers domain in bacteriophage RB69-like DNA polymerase I	F: Y_phosphatase	ECOD (v295.2)
A	Y_phosphatase	e6d1sA1	A: alpha arrays	X: fingers domain in bacteriophage RB69-like DNA polymerase I	H: fingers domain in bacteriophage RB69-like DNA polymerase I	T: fingers domain in bacteriophage RB69-like DNA polymerase I	F: Y_phosphatase	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
J	2.70.170.10	Mainly Beta	Distorted Sandwich	Acetylcholine Binding Protein	Chain: A,	CATH (4.3.0)
I	2.70.170.10	Mainly Beta	Distorted Sandwich	Acetylcholine Binding Protein	Chain: A,	CATH (4.3.0)
H	2.70.170.10	Mainly Beta	Distorted Sandwich	Acetylcholine Binding Protein	Chain: A,	CATH (4.3.0)
G	2.70.170.10	Mainly Beta	Distorted Sandwich	Acetylcholine Binding Protein	Chain: A,	CATH (4.3.0)
F	2.70.170.10	Mainly Beta	Distorted Sandwich	Acetylcholine Binding Protein	Chain: A,	CATH (4.3.0)
E	2.70.170.10	Mainly Beta	Distorted Sandwich	Acetylcholine Binding Protein	Chain: A,	CATH (4.3.0)
D	2.70.170.10	Mainly Beta	Distorted Sandwich	Acetylcholine Binding Protein	Chain: A,	CATH (4.3.0)
C	2.70.170.10	Mainly Beta	Distorted Sandwich	Acetylcholine Binding Protein	Chain: A,	CATH (4.3.0)
B	2.70.170.10	Mainly Beta	Distorted Sandwich	Acetylcholine Binding Protein	Chain: A,	CATH (4.3.0)
A	2.70.170.10	Mainly Beta	Distorted Sandwich	Acetylcholine Binding Protein	Chain: A,	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	PF02932	Neurotransmitter-gated ion-channel transmembrane region (Neur_chan_memb)	Neurotransmitter-gated ion-channel transmembrane region	This family includes the four transmembrane helices that form the ion channel.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	chimeric alpha1GABAA receptor	ligand-gated channel activity ligand-gated monoatomic ion channel activity extracellular ligand-gated monoatomic ion channel activity passive transmembrane transporter activity gated channel activity monoatomic ion channel activity channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity identical protein binding protein binding binding molecular transducer activity ligand-gated channel activity ligand-gated monoatomic ion channel activity extracellular ligand-gated monoatomic ion channel activity passive transmembrane transporter activity gated channel activity monoatomic ion channel activity channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity identical protein binding protein binding binding molecular transducer activity transmembrane signaling receptor activity signaling receptor activity transmitter-gated monoatomic ion channel activity monoatomic anion transmembrane transporter activity chloride transmembrane transporter activity GABA-gated chloride ion channel activity ligand-gated monoatomic anion channel activity neurotransmitter receptor activity transmitter-gated channel activity monoatomic anion channel activity chloride channel activity GABA-A receptor activity GABA receptor activity transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential	transport monoatomic ion transmembrane transport establishment of localization chloride transport transmembrane transport localization chloride transmembrane transport monoatomic anion transport monoatomic anion transmembrane transport monoatomic ion transport cellular process inorganic anion transport regulation of biological process signaling transport monoatomic ion transmembrane transport establishment of localization chloride transport transmembrane transport localization chloride transmembrane transport monoatomic anion transport monoatomic anion transmembrane transport monoatomic ion transport cellular process inorganic anion transport regulation of biological process signaling biological regulation cell-cell signaling gamma-aminobutyric acid signaling pathway cell communication developmental process multicellular organismal process inhibitory synapse assembly nervous system development cellular component organization cellular component biogenesis multicellular organism development cell junction organization cellular component assembly cell junction assembly anatomical structure development synapse organization cellular component organization or biogenesis synapse assembly animal gross anatomical part developmental process system development trans-synaptic signaling synaptic transmission, GABAergic chemical synaptic transmission synaptic signaling anterograde trans-synaptic signaling extrasynaptic signaling via GABA	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex transmembrane transporter complex chloride channel complex membrane protein complex transporter complex monoatomic ion channel complex GABA receptor complex signaling receptor complex postsynaptic specialization membrane postsynaptic specialization cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex transmembrane transporter complex chloride channel complex membrane protein complex transporter complex monoatomic ion channel complex GABA receptor complex signaling receptor complex postsynaptic specialization membrane postsynaptic specialization synapse synaptic membrane postsynapse organelle postsynaptic membrane cell junction plasma membrane region GABA-A receptor complex GABA-ergic synapse membrane-bounded organelle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle membrane vesicle membrane cytoplasmic vesicle cytoplasm vesicle organelle membrane cell leading edge neuron projection leading edge membrane plasma membrane bounded cell projection somatodendritic compartment neuron projection membrane cell projection dendrite membrane dendrite dendritic tree cell projection membrane neuron spine dendritic spine

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR038050	Neuronal acetylcholine receptor	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR006202	Neurotransmitter-gated ion-channel ligand-binding domain	Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR036719	Neurotransmitter-gated ion-channel transmembrane domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR036734	Neurotransmitter-gated ion-channel ligand-binding domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR006201	Neurotransmitter-gated ion-channel	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR001390	Gamma-aminobutyric-acid A receptor, alpha subunit	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR005431	Gamma-aminobutyric-acid A receptor, alpha 1 subunit	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR006202	Neurotransmitter-gated ion-channel ligand-binding domain	Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR036719	Neurotransmitter-gated ion-channel transmembrane domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR006028	Gamma-aminobutyric acid A receptor/Glycine receptor alpha	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR006029	Neurotransmitter-gated ion-channel transmembrane domain	Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR036734	Neurotransmitter-gated ion-channel ligand-binding domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR018000	Neurotransmitter-gated ion-channel, conserved site	Conserved Site
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR038050	Neuronal acetylcholine receptor	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR047024	Gamma-aminobutyric acid receptor subunit alpha 1-6, transmembrane domain	Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR047079	Gamma-aminobutyric acid receptor subunit alpha-1, extracellular domain	Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	IPR006201	Neurotransmitter-gated ion-channel	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	: P14867	developmental and epileptic encephalopathy, 19 juvenile myoclonic epilepsy hepatic encephalopathy essential tremor epilepsy childhood absence epilepsy epilepsy, idiopathic generalized, susceptibility to, 13 hepatic coma amyotrophic lateral sclerosis type 1 Ataxia atypical teratoid rhabdoid tumor generalized anxiety disorder pilocytic astrocytoma primitive neuroectodermal tumor bipolar disorder developmental and epileptic encephalopathy, 19 juvenile myoclonic epilepsy hepatic encephalopathy essential tremor epilepsy childhood absence epilepsy epilepsy, idiopathic generalized, susceptibility to, 13 hepatic coma amyotrophic lateral sclerosis type 1 Ataxia atypical teratoid rhabdoid tumor generalized anxiety disorder pilocytic astrocytoma primitive neuroectodermal tumor bipolar disorder irritable bowel syndrome Lennox-Gastaut syndrome Dravet syndrome malignant glioma EJM1 mixed anxiety and depressive disorder epilepsy with generalized tonic-clonic seizures oligodendroglioma anxiety disorder Parkinson disease peptic ulcer disease autism glioblastoma pseudotumor cerebri insomnia status epilepticus developmental and epileptic encephalopathy, 6 alcohol abuse tetanus medulloblastoma ovarian cyst astrocytic tumor partial epilepsy Pick disease schizophrenia intellectual disability corpus luteum cyst large cell medulloblastoma subependymal giant cell astrocytoma malignant ependymoma alcohol withdrawal delirium early myoclonic encephalopathy panic disorder

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	OPM	Transmembrane	Alpha-helical polytopic	Pentameric ligand-gated ion channels	Ligand-gated ion channel of neurotransmitter receptors

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G, H, I, J	MemProtMD	Annotated as membrane protein by MemProtMD

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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.