1SBB

T-CELL RECEPTOR BETA CHAIN COMPLEXED WITH SUPERANTIGEN SEB

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
IMGT Antibody Annotation
Protein Family Annotation
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)
A	d1sbba1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	T-cell antigen receptor	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
A	d1sbba2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	T-cell antigen receptor	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
C	d1sbbc1	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	T-cell antigen receptor	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
C	d1sbbc2	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	C1 set domains (antibody constant domain-like)	T-cell antigen receptor	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B	d1sbbb1	All beta proteins	OB-fold	Bacterial enterotoxins	Superantigen toxins, N-terminal domain	Staphylococcal enterotoxin B, SEB	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
B	d1sbbb2	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Superantigen toxins, C-terminal domain	Superantigen toxins, C-terminal domain	Staphylococcal enterotoxin B, SEB	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
D	d1sbbd1	All beta proteins	OB-fold	Bacterial enterotoxins	Superantigen toxins, N-terminal domain	Staphylococcal enterotoxin B, SEB	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
D	d1sbbd2	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Superantigen toxins, C-terminal domain	Superantigen toxins, C-terminal domain	Staphylococcal enterotoxin B, SEB	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	V set domains-like	8054442	4007530	SCOP2 (2022-06-29)
A	SCOP2 Family	C1 set domains-like	8054552	4000202	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Immunoglobulin (Ig) domain-like	8054443	3000071	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Immunoglobulin (Ig) domain-like	8054553	3000071	SCOP2 (2022-06-29)
C	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8054553	3000071	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Bacterial enterotoxins	8041881	3000434	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Superantigen toxins C-terminal domain-like	8034577	3000376	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Superantigen toxins C-terminal domain-like	8034577	3000376	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Bacterial enterotoxins	8041881	3000434	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)
A	PF07654	e1sbbA2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07654	ECOD (1.6)
A	PF07686	e1sbbA1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07686	ECOD (1.6)
C	PF07654	e1sbbC2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07654	ECOD (1.6)
C	PF07686	e1sbbC1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07686	ECOD (1.6)
B	PF01123	e1sbbB1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: PF01123	ECOD (1.6)
B	PF02876	e1sbbB2	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: PF02876	ECOD (1.6)
D	PF01123	e1sbbD1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: PF01123	ECOD (1.6)
D	PF02876	e1sbbD2	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: PF02876	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
C	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
B	2.40.50.110	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
B	3.10.20.120	Alpha Beta	Roll	Ubiquitin-like (UB roll)		CATH (4.3.0)
D	2.40.50.110	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
D	3.10.20.120	Alpha Beta	Roll	Ubiquitin-like (UB roll)		CATH (4.3.0)

IMGT Antibody Annotation IMGT Database Homepage

Chain	Protein Name	Description	Organism Name	Gene Allele Name(s)	Domain Name(s)	Receptor Type	Receptor Description	Provenance Source
A, C	14.3.d, N24>Q, N74>Q, N121>Q	TR-BETA-1	Mus musculus (house mouse)	TRBV13-201, TRBV13-203, TRBJ2-101, TRBC101, TRBC201, TRBC203	V-DOMAIN V-BETA, C-DOMAIN C-BETA-1	TR	(TR-BETA-1)	IMGT (202417-0)
B, D	Superantigen enterotoxin type B (SEB)	Toxin	Staphylococcus aureus	entB*01	R-LIKE-DOMAIN SAG-DOMAIN	TOX	Protein	IMGT (202417-0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C	PF07654	Immunoglobulin C1-set domain (C1-set)	Immunoglobulin C1-set domain	-	Domain
B, D	PF01123	Staphylococcal/Streptococcal toxin, OB-fold domain (Stap_Strp_toxin)	Staphylococcal/Streptococcal toxin, OB-fold domain	This entry represents an OB-fold domain found in enterotoxins.	Domain
B, D	PF02876	Staphylococcal/Streptococcal toxin, beta-grasp domain (Stap_Strp_tox_C)	Staphylococcal/Streptococcal toxin, beta-grasp domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C	PROTEIN (14.3.D T CELL ANTIGEN RECEPTOR)	-	-	protein-containing complex plasma membrane protein complex membrane plasma membrane membrane protein complex cellular anatomical entity alpha-beta T cell receptor complex receptor complex cell periphery plasma membrane signaling receptor complex T cell receptor complex
B, D	PROTEIN (STAPHYLOCOCCAL ENTEROTOXIN B)	cation binding ion binding binding metal ion binding small molecule binding toxin activity	-	extracellular region cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C	IPR003597	Immunoglobulin C1-set	Domain
A, C	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, C	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A, C	IPR007110	Immunoglobulin-like domain	Domain
B, D	IPR006123	Staphylococcal/Streptococcal toxin, beta-grasp domain	Domain
B, D	IPR006177	Staphylococcal/streptococcal toxin, bacterial	Family
B, D	IPR006126	Staphylococcal enterotoxin/Streptococcal pyrogenic exotoxin, conserved site	Conserved Site
B, D	IPR016091	Superantigen toxin, C-terminal	Homologous Superfamily
B, D	IPR006173	Staphylococcal/Streptococcal toxin, OB-fold	Domain
B, D	IPR013307	Superantigen, staphylococcal/streptococcal toxin, bacterial	Family
B, D	IPR008992	Enterotoxin	Homologous Superfamily

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 R01GM133198.