4NSR

Crystal structure of the Immunity protein

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth B]	PF20889	e4nsrB1	A: alpha bundles	X: immunoglobulin/albumin-binding domain-like	H: TsiV3 protein (From Topology)	T: TsiV3 protein	F: PF20889	ECOD (1.6)
B [auth C]	PF20889	e4nsrC1	A: alpha bundles	X: immunoglobulin/albumin-binding domain-like	H: TsiV3 protein (From Topology)	T: TsiV3 protein	F: PF20889	ECOD (1.6)
C [auth A]	PF20889	e4nsrA1	A: alpha bundles	X: immunoglobulin/albumin-binding domain-like	H: TsiV3 protein (From Topology)	T: TsiV3 protein	F: PF20889	ECOD (1.6)
D [auth E]	PF20889	e4nsrE1	A: alpha bundles	X: immunoglobulin/albumin-binding domain-like	H: TsiV3 protein (From Topology)	T: TsiV3 protein	F: PF20889	ECOD (1.6)
E [auth F]	PF20889	e4nsrF1	A: alpha bundles	X: immunoglobulin/albumin-binding domain-like	H: TsiV3 protein (From Topology)	T: TsiV3 protein	F: PF20889	ECOD (1.6)
F [auth D]	PF20889	e4nsrD1	A: alpha bundles	X: immunoglobulin/albumin-binding domain-like	H: TsiV3 protein (From Topology)	T: TsiV3 protein	F: PF20889	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A [auth B]	1.10.8.1160	Mainly Alpha	Orthogonal Bundle	Helicase, Ruva Protein	domain 3	CATH (4.3.0)
B [auth C]	1.10.8.1160	Mainly Alpha	Orthogonal Bundle	Helicase, Ruva Protein	domain 3	CATH (4.3.0)
C [auth A]	1.10.8.1160	Mainly Alpha	Orthogonal Bundle	Helicase, Ruva Protein	domain 3	CATH (4.3.0)
D [auth E]	1.10.8.1160	Mainly Alpha	Orthogonal Bundle	Helicase, Ruva Protein	domain 3	CATH (4.3.0)
E [auth F]	1.10.8.1160	Mainly Alpha	Orthogonal Bundle	Helicase, Ruva Protein	domain 3	CATH (4.3.0)
F [auth D]	1.10.8.1160	Mainly Alpha	Orthogonal Bundle	Helicase, Ruva Protein	domain 3	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth B], B [auth C], C [auth A], D [auth E], E [auth F], A [auth B], B [auth C], C [auth A], D [auth E], E [auth F], F [auth D]	PF20889	Antitoxin TsiV3 (TsiV3)	Antitoxin TsiV3	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B], B [auth C], C [auth A], D [auth E], E [auth F], A [auth B], B [auth C], C [auth A], D [auth E], E [auth F], F [auth D]	Immunity protein	identical protein binding protein binding binding	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth B], B [auth C], C [auth A], D [auth E], E [auth F], A [auth B], B [auth C], C [auth A], D [auth E], E [auth F], F [auth D]	IPR049348	Antitoxin TsiV3 superfamily	Homologous Superfamily
A [auth B], B [auth C], C [auth A], D [auth E], E [auth F], A [auth B], B [auth C], C [auth A], D [auth E], E [auth F], F [auth D]	IPR049347	Antitoxin TsiV3	Family

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.