3NEQ | pdb_00003neq

Crystal structure of the chimeric muscarinic toxin MT7 with loop 3 from MT1

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Snake toxin-like	8070337	3000545	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Snake toxin-like	8070337	3000545	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)
B	FeoB_Cyto	e3neqB1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: FeoB_Cyto	ECOD (v294.1)
A	DHFR_1	e3neqA1	A: a/b three-layered sandwiches	X: Cystatin-like	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: DHFR_1	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.10.60.10	Mainly Beta	Ribbon	CD59	CD59	CATH (4.3.0)
A	2.10.60.10	Mainly Beta	Ribbon	CD59	CD59	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Three-finger muscarinic toxin 7	toxin activity molecular function inhibitor activity molecular function regulator activity signaling receptor inhibitor activity receptor antagonist activity signaling receptor regulator activity	-	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR018354	Snake toxin, conserved site	Conserved Site
A, B	IPR045860	Snake toxin-like superfamily	Homologous Superfamily
A, B	IPR054131	Snake toxin cobra-type	Family
A, B	IPR003571	Snake three-finger toxin	Family
A, B	IPR018354	Snake toxin, conserved site	Conserved Site
A, B	IPR045860	Snake toxin-like superfamily	Homologous Superfamily
A, B	IPR054131	Snake toxin cobra-type	Family
A, B	IPR003571	Snake three-finger toxin	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B	OPM	Monotopic/peripheral	All beta monotopic/peripheral	Snake toxin-like	Snake venom toxins

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.