1EU3 | pdb_00001eu3

CRYSTAL STRUCTURE OF THE SUPERANTIGEN SMEZ-2 (ZINC BOUND) FROM STREPTOCOCCUS PYOGENES

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 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)
A	d1eu3a1	All beta proteins	OB-fold	Bacterial enterotoxins	Superantigen toxins, N-terminal domain	Streptococcal superantigen Smez-2	(Streptococcus pyogenes ) [TaxId: 1314 ],	SCOPe (2.08)
A	d1eu3a2	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Superantigen toxins, C-terminal domain	Superantigen toxins, C-terminal domain	Streptococcal superantigen Smez-2	(Streptococcus pyogenes ) [TaxId: 1314 ],	SCOPe (2.08)
B	d1eu3b1	All beta proteins	OB-fold	Bacterial enterotoxins	Superantigen toxins, N-terminal domain	Streptococcal superantigen Smez-2	(Streptococcus pyogenes ) [TaxId: 1314 ],	SCOPe (2.08)
B	d1eu3b2	Alpha and beta proteins (a+b)	beta-Grasp (ubiquitin-like)	Superantigen toxins, C-terminal domain	Superantigen toxins, C-terminal domain	Streptococcal superantigen Smez-2	(Streptococcus pyogenes ) [TaxId: 1314 ],	SCOPe (2.08)
B	d1eu3b3	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Streptococcus pyogenes ) [TaxId: 1314 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Superantigen toxins, C-terminal domain	8022212	4000990	SCOP2 (2022-06-29)
A	SCOP2 Family	Superantigen toxins, N-terminal domain	8029514	4001839	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Superantigen toxins C-terminal domain-like	8034592	3000376	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Bacterial enterotoxins	8041893	3000434	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Bacterial enterotoxins	8041893	3000434	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Superantigen toxins C-terminal domain-like	8034592	3000376	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	Stap_Strp_tox_C	e1eu3A2	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Ubiquitin-like	F: Stap_Strp_tox_C	ECOD (v294.1)
B	Cpn10	e1eu3B1	A: a/b three-layered sandwiches	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Cpn10	ECOD (v294.1)
B	S4	e1eu3B2	A: a/b three-layered sandwiches	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F: S4	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	SUPERANTIGEN SMEZ-2	cation binding ion binding binding metal ion binding small molecule binding toxin activity	-	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR006123	Staphylococcal/Streptococcal toxin, beta-grasp domain	Domain
A, B	IPR006177	Staphylococcal/streptococcal toxin, bacterial	Family
A, B	IPR006126	Staphylococcal enterotoxin/Streptococcal pyrogenic exotoxin, conserved site	Conserved Site
A, B	IPR016091	Superantigen toxin, C-terminal	Homologous Superfamily
A, B	IPR006173	Staphylococcal/Streptococcal toxin, OB-fold	Domain
A, B	IPR013307	Superantigen, staphylococcal/streptococcal toxin, bacterial	Family
A, B	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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.