3SQ6 | pdb_00003sq6

Crystal Structures of the Ligand Binding Domain of a Pentameric Alpha7 Nicotinic Receptor Chimera with its Agonist Epibatidine

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
J	d3sq6j_	All beta proteins	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	automated matches	human (Homo sapiens ) [TaxId: 9606 ], great pond snail (Lymnaea stagnalis ) [TaxId: 6523 ],	SCOPe (2.08)
I	d3sq6i_	All beta proteins	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	automated matches	human (Homo sapiens ) [TaxId: 9606 ], great pond snail (Lymnaea stagnalis ) [TaxId: 6523 ],	SCOPe (2.08)
H	d3sq6h_	All beta proteins	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	automated matches	human (Homo sapiens ) [TaxId: 9606 ], great pond snail (Lymnaea stagnalis ) [TaxId: 6523 ],	SCOPe (2.08)
G	d3sq6g_	All beta proteins	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	automated matches	human (Homo sapiens ) [TaxId: 9606 ], great pond snail (Lymnaea stagnalis ) [TaxId: 6523 ],	SCOPe (2.08)
F	d3sq6f_	All beta proteins	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	automated matches	human (Homo sapiens ) [TaxId: 9606 ], great pond snail (Lymnaea stagnalis ) [TaxId: 6523 ],	SCOPe (2.08)
E	d3sq6e_	All beta proteins	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	automated matches	human (Homo sapiens ) [TaxId: 9606 ], great pond snail (Lymnaea stagnalis ) [TaxId: 6523 ],	SCOPe (2.08)
D	d3sq6d_	All beta proteins	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	automated matches	human (Homo sapiens ) [TaxId: 9606 ], great pond snail (Lymnaea stagnalis ) [TaxId: 6523 ],	SCOPe (2.08)
C	d3sq6c_	All beta proteins	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	automated matches	human (Homo sapiens ) [TaxId: 9606 ], great pond snail (Lymnaea stagnalis ) [TaxId: 6523 ],	SCOPe (2.08)
B	d3sq6b_	All beta proteins	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	automated matches	human (Homo sapiens ) [TaxId: 9606 ], great pond snail (Lymnaea stagnalis ) [TaxId: 6523 ],	SCOPe (2.08)
A	d3sq6a_	All beta proteins	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	Nicotinic receptor ligand binding domain-like	automated matches	human (Homo sapiens ) [TaxId: 9606 ], great pond snail (Lymnaea stagnalis ) [TaxId: 6523 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
J	Ion_trans_2	e3sq6J1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Ion_trans_2	ECOD (v294.1)
I	Ion_trans_2	e3sq6I1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Ion_trans_2	ECOD (v294.1)
H	Ion_trans_2	e3sq6H1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Ion_trans_2	ECOD (v294.1)
G	Ion_trans_2	e3sq6G1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Ion_trans_2	ECOD (v294.1)
F	Ion_trans_2	e3sq6F1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Ion_trans_2	ECOD (v294.1)
E	Ion_trans_2	e3sq6E1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Ion_trans_2	ECOD (v294.1)
D	Ion_trans_2	e3sq6D1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Ion_trans_2	ECOD (v294.1)
C	Ion_trans_2	e3sq6C1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Ion_trans_2	ECOD (v294.1)
B	Ion_trans_2	e3sq6B1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: Ion_trans_2	ECOD (v294.1)
A	Oxidored_FMN	e3sq6A1	A: a/b three-layered sandwiches	X: Hormone receptor domain (HRM, Pfam 02793)	H: Hormone receptor domain (HRM, Pfam 02793)	T: Hormone receptor domain (HRM, Pfam 02793)	F: Oxidored_FMN	ECOD (v294.1)

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)

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.