4HQP | pdb_00004hqp

Alpha7 nicotinic receptor chimera and its complex with Alpha bungarotoxin

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
E	SCOP2B Superfamily	Nicotinic receptor ligand binding domain-like	8035210	3000369	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Nicotinic receptor ligand binding domain-like	8035210	3000369	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Nicotinic receptor ligand binding domain-like	8035210	3000369	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Nicotinic receptor ligand binding domain-like	8035210	3000369	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Nicotinic receptor ligand binding domain-like	8035210	3000369	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
J		e4hqpJ1	A: PBZ domain	X: PBZ domain	H: PBZ domain	T: PK_Tyr_Ser-Thr	F:	ECOD (20:10:01)
I		e4hqpI1	A: PBZ domain	X: PBZ domain	H: PBZ domain	T: PK_Tyr_Ser-Thr	F:	ECOD (20:10:01)
H		e4hqpH1	A: PBZ domain	X: PBZ domain	H: PBZ domain	T: PK_Tyr_Ser-Thr	F:	ECOD (20:10:01)
G		e4hqpG1	A: PBZ domain	X: PBZ domain	H: PBZ domain	T: PK_Tyr_Ser-Thr	F:	ECOD (20:10:01)
F		e4hqpF1	A: PBZ domain	X: PBZ domain	H: PBZ domain	T: PK_Tyr_Ser-Thr	F:	ECOD (20:10:01)
E		e4hqpE1	A: PBZ domain	X: PBZ domain	H: PBZ domain	T: PK_Tyr_Ser-Thr	F:	ECOD (20:10:01)
D		e4hqpD1	A: PBZ domain	X: PBZ domain	H: PBZ domain	T: PK_Tyr_Ser-Thr	F:	ECOD (20:10:01)
C		e4hqpC1	A: PBZ domain	X: PBZ domain	H: PBZ domain	T: PK_Tyr_Ser-Thr	F:	ECOD (20:10:01)
B		e4hqpB1	A: PBZ domain	X: PBZ domain	H: PBZ domain	T: PK_Tyr_Ser-Thr	F:	ECOD (20:10:01)
A		e4hqpA1	A: PBZ domain	X: PBZ domain	H: PBZ domain	T: PK_Tyr_Ser-Thr	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
J	2.10.60.10	Mainly Beta	Ribbon	CD59	CD59	CATH (4.3.0)
I	2.10.60.10	Mainly Beta	Ribbon	CD59	CD59	CATH (4.3.0)
H	2.10.60.10	Mainly Beta	Ribbon	CD59	CD59	CATH (4.3.0)
G	2.10.60.10	Mainly Beta	Ribbon	CD59	CD59	CATH (4.3.0)
F	2.10.60.10	Mainly Beta	Ribbon	CD59	CD59	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)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
F, G, H, I, J	Alpha-bungarotoxin isoform V31	channel regulator activity ion channel regulator activity molecular function regulator activity transporter regulator activity neurotransmitter receptor regulator activity acetylcholine receptor regulator activity molecular function inhibitor activity acetylcholine receptor inhibitor activity signaling receptor inhibitor activity signaling receptor regulator activity toxin activity	-	cellular anatomical structure extracellular region
A, B, C, D, E	Alpha7 nicotinic receptor chimera	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 molecular transducer activity transmembrane signaling receptor activity signaling receptor activity	-	cellular anatomical structure synaptic cleft extracellular region membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
F, G, H, I, J	IPR018354	Snake toxin, conserved site	Conserved Site
F, G, H, I, J	IPR045860	Snake toxin-like superfamily	Homologous Superfamily
F, G, H, I, J	IPR054131	Snake toxin cobra-type	Family
F, G, H, I, J	IPR003571	Snake three-finger toxin	Family
A, B, C, D, E	IPR007110	Immunoglobulin-like domain	Domain
A, B, C, D, E	IPR006202	Neurotransmitter-gated ion-channel ligand-binding domain	Domain
A, B, C, D, E	IPR036734	Neurotransmitter-gated ion-channel ligand-binding domain superfamily	Homologous Superfamily
A, B, C, D, E	IPR006201	Neurotransmitter-gated ion-channel	Family

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.