3OWE

Crystal Structure of Staphylococcal Enterotoxin G (SEG) in Complex with a High Affinity Mutant Mouse T-cell Receptor Chain

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)
B	d3oweb1	All beta proteins	OB-fold	Bacterial enterotoxins	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
B	d3oweb2	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Superantigen toxins, C-terminal domain	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
B	d3oweb3	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
D	d3owed1	All beta proteins	OB-fold	Bacterial enterotoxins	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
D	d3owed2	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Superantigen toxins, C-terminal domain	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
D	d3owed3	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
F	d3owef1	All beta proteins	OB-fold	Bacterial enterotoxins	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
F	d3owef2	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Superantigen toxins, C-terminal domain	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
F	d3owef3	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
H	d3oweh1	All beta proteins	OB-fold	Bacterial enterotoxins	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
H	d3oweh2	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Superantigen toxins, C-terminal domain	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
H	d3oweh3	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
J	d3owej1	All beta proteins	OB-fold	Bacterial enterotoxins	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
J	d3owej2	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Superantigen toxins, C-terminal domain	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
J	d3owej3	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
L	d3owel1	All beta proteins	OB-fold	Bacterial enterotoxins	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
L	d3owel2	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Superantigen toxins, C-terminal domain	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
L	d3owel3	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
N	d3owen1	All beta proteins	OB-fold	Bacterial enterotoxins	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
N	d3owen2	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Superantigen toxins, C-terminal domain	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
N	d3owen3	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
P	d3owep1	All beta proteins	OB-fold	Bacterial enterotoxins	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
P	d3owep2	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Superantigen toxins, C-terminal domain	automated matches	automated matches	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
P	d3owep3	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Staphylococcus aureus ) [TaxId: 1280 ],	SCOPe (2.08)
A	d3owea_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
C	d3owec_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
E	d3owee_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
G	d3oweg_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
I	d3owei_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
K	d3owek_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
M	d3owem_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
O	d3oweo_	All beta proteins	Immunoglobulin-like beta-sandwich	Immunoglobulin	V set domains (antibody variable domain-like)	automated matches	mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8054445	3000071	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8054445	3000071	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8054445	3000071	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8054445	3000071	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8054445	3000071	SCOP2B (2022-06-29)
K	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8054445	3000071	SCOP2B (2022-06-29)
M	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8054445	3000071	SCOP2B (2022-06-29)
O	SCOP2B Superfamily	Immunoglobulin (Ig) domain-like	8054445	3000071	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	Stap_Strp_toxin	e3oweB1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: Stap_Strp_toxin	ECOD (1.6)
B	Stap_Strp_tox_C	e3oweB2	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Stap_Strp_tox_C	ECOD (1.6)
D	Stap_Strp_toxin	e3oweD1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: Stap_Strp_toxin	ECOD (1.6)
D	Stap_Strp_tox_C	e3oweD2	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Stap_Strp_tox_C	ECOD (1.6)
F	Stap_Strp_toxin	e3oweF1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: Stap_Strp_toxin	ECOD (1.6)
F	Stap_Strp_tox_C	e3oweF2	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Stap_Strp_tox_C	ECOD (1.6)
H	Stap_Strp_toxin	e3oweH1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: Stap_Strp_toxin	ECOD (1.6)
H	Stap_Strp_tox_C	e3oweH2	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Stap_Strp_tox_C	ECOD (1.6)
J	Stap_Strp_toxin	e3oweJ1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: Stap_Strp_toxin	ECOD (1.6)
J	Stap_Strp_tox_C	e3oweJ2	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Stap_Strp_tox_C	ECOD (1.6)
L	Stap_Strp_toxin	e3oweL1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: Stap_Strp_toxin	ECOD (1.6)
L	Stap_Strp_tox_C	e3oweL2	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Stap_Strp_tox_C	ECOD (1.6)
N	Stap_Strp_toxin	e3oweN1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: Stap_Strp_toxin	ECOD (1.6)
N	Stap_Strp_tox_C	e3oweN2	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Stap_Strp_tox_C	ECOD (1.6)
P	Stap_Strp_toxin	e3oweP1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: Stap_Strp_toxin	ECOD (1.6)
P	Stap_Strp_tox_C	e3oweP2	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Stap_Strp_tox_C	ECOD (1.6)
A	V-set_3	e3oweA1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
C	V-set_3	e3oweC1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
E	V-set_3	e3oweE1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
G	V-set_3	e3oweG1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
I	V-set_3	e3oweI1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
K	V-set_3	e3oweK1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
M	V-set_3	e3oweM1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)
O	V-set_3	e3oweO1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: V-set_3	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.10.20.120	Alpha Beta	Roll	Ubiquitin-like (UB roll)		CATH (4.3.0)
B	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)
D	2.40.50.110	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
F	3.10.20.120	Alpha Beta	Roll	Ubiquitin-like (UB roll)		CATH (4.3.0)
F	2.40.50.110	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
H	3.10.20.120	Alpha Beta	Roll	Ubiquitin-like (UB roll)		CATH (4.3.0)
H	2.40.50.110	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
J	3.10.20.120	Alpha Beta	Roll	Ubiquitin-like (UB roll)		CATH (4.3.0)
J	2.40.50.110	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
L	3.10.20.120	Alpha Beta	Roll	Ubiquitin-like (UB roll)		CATH (4.3.0)
L	2.40.50.110	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
N	3.10.20.120	Alpha Beta	Roll	Ubiquitin-like (UB roll)		CATH (4.3.0)
N	2.40.50.110	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
P	3.10.20.120	Alpha Beta	Roll	Ubiquitin-like (UB roll)		CATH (4.3.0)
P	2.40.50.110	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
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)
E	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
G	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
I	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
K	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
M	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
O	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	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
B, D, F, H, J B, D, F, H, J, L, N, P	Superantigen enterotoxin type G (SEG)	Toxin	Staphylococcus aureus	entG*01	R-LIKE-DOMAIN SAG-DOMAIN	TOX	Protein	IMGT (202415-0)
A, C, E, G, I A, C, E, G, I, K, M, O	Beta-chain	V-BETA	Mus musculus (house mouse)	TRBV13-201, TRBJ2-401	V-DOMAIN V-BETA	TR	(V-BETA)	IMGT (202415-0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B, D, F, H, J B, D, F, H, J, L, N, P	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, F, H, J B, D, F, H, J, L, N, P	PF02876	Staphylococcal/Streptococcal toxin, beta-grasp domain (Stap_Strp_tox_C)	Staphylococcal/Streptococcal toxin, beta-grasp domain	-	Family
A, C, E, G, I A, C, E, G, I, K, M, O	PF07686	Immunoglobulin V-set domain (V-set)	Immunoglobulin V-set domain	This domain is found in antibodies as well as neural protein P0 and CTL4 amongst others.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, D, F, H, J B, D, F, H, J, L, N, P	Enterotoxin SEG	toxin activity	-	extracellular region cellular anatomical entity
A, C, E, G, I A, C, E, G, I, K, M, O	Beta-chain	-	response to stimulus immune response immune system process adaptive immune response	cell periphery protein-containing complex plasma membrane protein complex membrane plasma membrane plasma membrane signaling receptor complex membrane protein complex cellular anatomical entity T cell receptor complex receptor complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, D, F, H, J B, D, F, H, J, L, N, P	IPR006123	Staphylococcal/Streptococcal toxin, beta-grasp domain	Domain
B, D, F, H, J B, D, F, H, J, L, N, P	IPR006177	Staphylococcal/streptococcal toxin, bacterial	Family
B, D, F, H, J B, D, F, H, J, L, N, P	IPR006126	Staphylococcal enterotoxin/Streptococcal pyrogenic exotoxin, conserved site	Conserved Site
B, D, F, H, J B, D, F, H, J, L, N, P	IPR016091	Superantigen toxin, C-terminal	Homologous Superfamily
B, D, F, H, J B, D, F, H, J, L, N, P	IPR006173	Staphylococcal/Streptococcal toxin, OB-fold	Domain
B, D, F, H, J B, D, F, H, J, L, N, P	IPR013307	Superantigen, staphylococcal/streptococcal toxin, bacterial	Family
B, D, F, H, J B, D, F, H, J, L, N, P	IPR008992	Enterotoxin	Homologous Superfamily
A, C, E, G, I A, C, E, G, I, K, M, O	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, C, E, G, I A, C, E, G, I, K, M, O	IPR036179	Immunoglobulin-like domain superfamily	Homologous Superfamily
A, C, E, G, I A, C, E, G, I, K, M, O	IPR003599	Immunoglobulin subtype	Domain
A, C, E, G, I A, C, E, G, I, K, M, O	IPR013106	Immunoglobulin V-set domain	Domain
A, C, E, G, I A, C, E, G, I, K, M, O	IPR007110	Immunoglobulin-like domain	Domain

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3OWE

Crystal Structure of Staphylococcal Enterotoxin G (SEG) in Complex with a High Affinity Mutant Mouse T-cell Receptor Chain

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Domain Annotation: ECOD Classification ECOD Database Homepage

Domain Annotation: CATH CATH Database Homepage

IMGT Antibody Annotation IMGT Database Homepage

Protein Family Annotation Pfam Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage