Annotations: 3KPH

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d3kphb_	All alpha proteins	Superantigen MAM	Superantigen MAM	Superantigen MAM	automated matches	(Metamycoplasma arthritidis ) [TaxId: 2111 ],	SCOPe (2.08)
A	d3kpha_	All alpha proteins	Superantigen MAM	Superantigen MAM	Superantigen MAM	automated matches	(Metamycoplasma arthritidis ) [TaxId: 2111 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Superantigen MAM	8042683	3001107	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Superantigen MAM	8042683	3001107	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	PBP	e3kphB1	A: a/b three-layered sandwiches	X: Lipocalins/Streptavidin	H: Immunoglobulin-related	T: PEBP-like	F: PBP	ECOD (v294.1)
A	CBS	e3kphA1	A: a/b three-layered sandwiches	X: Thioredoxin-like	H: ClpP/crotonase	T: ClpP/crotonase	F: CBS	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	1.20.120.390	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Hla class ii histocompatibility antigen, dr alpha chain. Chain D, domain 1	CATH (4.3.0)
B	1.10.10.530	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	mam-mhc complex, Chain D, Domain 2	CATH (4.3.0)
A	1.20.120.390	Mainly Alpha	Up-down Bundle	Four Helix Bundle (Hemerythrin (Met), subunit A)	Hla class ii histocompatibility antigen, dr alpha chain. Chain D, domain 1	CATH (4.3.0)
A	1.10.10.530	Mainly Alpha	Orthogonal Bundle	Arc Repressor Mutant, subunit A	mam-mhc complex, Chain D, Domain 2	CATH (4.3.0)

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR036342	Superantigen MAM	Homologous Superfamily
A, B	IPR042074	Mycoplasma arthritidis-derived mitogen, C-terminal	Homologous Superfamily
A, B	IPR015326	Mycoplasma arthritidis-derived mitogen	Family

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.