Annotations: 1E1H

Crystal Structure of recombinant Botulinum Neurotoxin Type A Light Chain, self-inhibiting Zn endopeptidase.

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
D	d1e1h.2	Alpha and beta proteins (a+b)	Zincin-like	Metalloproteases ('zincins'), catalytic domain	Clostridium neurotoxins, catalytic domain	Botulinum neurotoxin	(Clostridium botulinum ) [TaxId: 1491 ],	SCOPe (2.08)
B	d1e1h.1	Alpha and beta proteins (a+b)	Zincin-like	Metalloproteases ('zincins'), catalytic domain	Clostridium neurotoxins, catalytic domain	Botulinum neurotoxin	(Clostridium botulinum ) [TaxId: 1491 ],	SCOPe (2.08)
C	d1e1h.2	Alpha and beta proteins (a+b)	Zincin-like	Metalloproteases ('zincins'), catalytic domain	Clostridium neurotoxins, catalytic domain	Botulinum neurotoxin	(Clostridium botulinum ) [TaxId: 1491 ],	SCOPe (2.08)
A	d1e1h.1	Alpha and beta proteins (a+b)	Zincin-like	Metalloproteases ('zincins'), catalytic domain	Clostridium neurotoxins, catalytic domain	Botulinum neurotoxin	(Clostridium botulinum ) [TaxId: 1491 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	bZIP_1	e1e1hD01	A: alpha arrays	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: bZIP_1	ECOD (v295)
B	bZIP_1	e1e1hB01	A: alpha arrays	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: bZIP_1	ECOD (v295)
C	bZIP_1	e1e1hC01	A: alpha arrays	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: bZIP_1	ECOD (v295)
A	bZIP_1	e1e1hA01	A: alpha arrays	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: bZIP_1	ECOD (v295)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	1.20.58.540	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
D	4.10.1280.10	Few Secondary Structures	Irregular	Metalloproteases ("zincins"), catalytic domain fold	Clostridium neurotoxins	CATH (4.3.0)
B	1.20.58.540	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)
B	4.10.1280.10	Few Secondary Structures	Irregular	Metalloproteases ("zincins"), catalytic domain fold	Clostridium neurotoxins	CATH (4.3.0)
C	3.90.1240.10	Alpha Beta	Alpha-Beta Complex	Zincin-like	Metalloproteases ("zincins"), catalytic domain like	CATH (4.3.0)
A	3.90.1240.10	Alpha Beta	Alpha-Beta Complex	Zincin-like	Metalloproteases ("zincins"), catalytic domain like	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, D	BOTULINUM NEUROTOXIN TYPE A LIGHT CHAIN	macromolecule transmembrane transporter activity protein transporter activity transmembrane protein transporter activity transporter activity transmembrane transporter activity peptidase activity catalytic activity, acting on a protein metalloendopeptidase activity hydrolase activity metallopeptidase activity catalytic activity endopeptidase activity toxin activity cation binding macromolecule transmembrane transporter activity protein transporter activity transmembrane protein transporter activity transporter activity transmembrane transporter activity peptidase activity catalytic activity, acting on a protein metalloendopeptidase activity hydrolase activity metallopeptidase activity catalytic activity endopeptidase activity toxin activity cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding	proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	cellular anatomical structure extracellular region host cellular component host cell part host cell synapse host cell membrane host cell presynaptic membrane other organism part host intracellular part host cell cytoplasm host intracellular region host cell cytosol host cell cytoplasm part host intracellular membrane-bounded organelle cellular anatomical structure extracellular region host cellular component host cell part host cell synapse host cell membrane host cell presynaptic membrane other organism part host intracellular part host cell cytoplasm host intracellular region host cell cytosol host cell cytoplasm part host intracellular membrane-bounded organelle host intracellular organelle host cell cytoplasmic vesicle
A, C	BOTULINUM NEUROTOXIN TYPE A LIGHT CHAIN	macromolecule transmembrane transporter activity protein transporter activity transmembrane protein transporter activity transporter activity transmembrane transporter activity peptidase activity catalytic activity, acting on a protein metalloendopeptidase activity hydrolase activity metallopeptidase activity catalytic activity endopeptidase activity toxin activity cation binding macromolecule transmembrane transporter activity protein transporter activity transmembrane protein transporter activity transporter activity transmembrane transporter activity peptidase activity catalytic activity, acting on a protein metalloendopeptidase activity hydrolase activity metallopeptidase activity catalytic activity endopeptidase activity toxin activity cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding	proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	cellular anatomical structure extracellular region host cellular component host cell part host cell synapse host cell membrane host cell presynaptic membrane other organism part host intracellular part host cell cytoplasm host intracellular region host cell cytosol host cell cytoplasm part host intracellular membrane-bounded organelle cellular anatomical structure extracellular region host cellular component host cell part host cell synapse host cell membrane host cell presynaptic membrane other organism part host intracellular part host cell cytoplasm host intracellular region host cell cytosol host cell cytoplasm part host intracellular membrane-bounded organelle host intracellular organelle host cell cytoplasmic vesicle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, D	IPR000395	Botulinum/Tetanus toxin, catalytic chain	Domain
B, D	IPR012928	Clostridium neurotoxin, receptor binding N-terminal	Domain
B, D	IPR012500	Clostridium neurotoxin, translocation	Domain
B, D	IPR011065	Kunitz inhibitor STI-like superfamily	Homologous Superfamily
B, D	IPR013104	Clostridium neurotoxin, receptor-binding C-terminal	Domain
B, D	IPR013320	Concanavalin A-like lectin/glucanase domain superfamily	Homologous Superfamily
B, D	IPR036248	Clostridium neurotoxin, translocation domain	Homologous Superfamily
A, C	IPR000395	Botulinum/Tetanus toxin, catalytic chain	Domain
A, C	IPR012928	Clostridium neurotoxin, receptor binding N-terminal	Domain
A, C	IPR012500	Clostridium neurotoxin, translocation	Domain
A, C	IPR011065	Kunitz inhibitor STI-like superfamily	Homologous Superfamily
A, C	IPR013104	Clostridium neurotoxin, receptor-binding C-terminal	Domain
A, C	IPR013320	Concanavalin A-like lectin/glucanase domain superfamily	Homologous Superfamily
A, C	IPR036248	Clostridium neurotoxin, translocation domain	Homologous Superfamily

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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.