2EQX

Solution structure of the BACK domain of Kelch repeat and BTB domain-containing protein 4

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF07707	e2eqxA1	A: alpha superhelices	X: Repetitive alpha hairpins	H: BACK domain (From Topology)	T: BACK domain	F: PF07707	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.25.40.420	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF07707	BTB And C-terminal Kelch (BACK)	BTB And C-terminal Kelch	This domain is found associated with Pfam:PF00651 and Pfam:PF01344 [1]. The BACK domain is found juxtaposed to the BTB domain; they are separated by as little as two residues [1]. This family appears to be closely related to the BTB domain (Finn RD ...	This domain is found associated with Pfam:PF00651 and Pfam:PF01344 [1]. The BACK domain is found juxtaposed to the BTB domain; they are separated by as little as two residues [1]. This family appears to be closely related to the BTB domain (Finn RD, personal observation).	Domain

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR015915	Kelch-type beta propeller	Homologous Superfamily
A	IPR042884	Kelch repeat and BTB domain-containing protein 4	Family
A	IPR011498	Kelch repeat type 2	Repeat
A	IPR042949	KBTBD4, BTB/POZ domain	Domain
A	IPR017096	BTB-kelch protein	Family
A	IPR011705	BTB/Kelch-associated	Domain
A	IPR000210	BTB/POZ domain	Domain
A	IPR011333	SKP1/BTB/POZ domain superfamily	Homologous Superfamily
A	IPR042950	KBTBD4, BACK domain	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: Q9NVX7	endogenous depression malignant ependymoma osteosarcoma hypertensive disorder medulloblastoma ovarian cancer lung cancer metabolic syndrome X subependymal giant cell astrocytoma

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.