4K5B

Co-crystallization with conformation-specific designed ankyrin repeat proteins explains the conformational flexibility of BCL-W

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF13637	e4k5bA1	A: alpha superhelices	X: Repetitive alpha hairpins	H: Ankyrin repeat (From Topology)	T: Ankyrin repeat	F: PF13637	ECOD (1.6)
B	PF13637	e4k5bB1	A: alpha superhelices	X: Repetitive alpha hairpins	H: Ankyrin repeat (From Topology)	T: Ankyrin repeat	F: PF13637	ECOD (1.6)
C	PF00452,PF02180	e4k5bC1	A: alpha arrays	X: Toxins' membrane translocation domains	H: Bcl-2 inhibitors of programmed cell death (From Topology)	T: Bcl-2 inhibitors of programmed cell death	F: PF00452,PF02180	ECOD (1.6)
D	PF00452,PF02180	e4k5bD1	A: alpha arrays	X: Toxins' membrane translocation domains	H: Bcl-2 inhibitors of programmed cell death (From Topology)	T: Bcl-2 inhibitors of programmed cell death	F: PF00452,PF02180	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.25.40.20	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Ankyrin repeat-containing domain	CATH (4.3.0)
B	1.25.40.20	Mainly Alpha	Alpha Horseshoe	Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat	Ankyrin repeat-containing domain	CATH (4.3.0)
C	1.10.437.10	Mainly Alpha	Orthogonal Bundle	Apoptosis Regulator Bcl-x	Blc2-like	CATH (4.3.0)
D	1.10.437.10	Mainly Alpha	Orthogonal Bundle	Apoptosis Regulator Bcl-x	Blc2-like	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C, D	PF02180	Bcl-2 homology region 4 (BH4)	Bcl-2 homology region 4	-	Family
C, D	PF00452	Apoptosis regulator proteins, Bcl-2 family (Bcl-2)	Apoptosis regulator proteins, Bcl-2 family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Apoptosis regulator BCL-W	-	-	-
C, D	Bcl-2-like protein 2	identical protein binding protein binding binding protein homodimerization activity protein dimerization activity protein heterodimerization activity disordered domain specific binding protein domain specific binding	cellular response to stimulus regulation of biological process regulation of cellular process signal transduction in absence of ligand response to stimulus cell surface receptor signaling pathway signaling biological regulation cell death extrinsic apoptotic signaling pathway cell communication apoptotic signaling pathway extrinsic apoptotic signaling pathway in absence of ligand cellular process cellular response to stimulus regulation of biological process regulation of cellular process signal transduction in absence of ligand response to stimulus cell surface receptor signaling pathway signaling biological regulation cell death extrinsic apoptotic signaling pathway cell communication apoptotic signaling pathway extrinsic apoptotic signaling pathway in absence of ligand cellular process signal transduction apoptotic process programmed cell death intracellular signal transduction cellular response to stress DNA damage response response to stress intrinsic apoptotic signaling pathway in response to DNA damage intrinsic apoptotic signaling pathway developmental process Sertoli cell proliferation multicellular organismal process cell population proliferation gonad development reproductive system development reproductive process sex differentiation animal organ development developmental process involved in reproduction male gonad development male sex differentiation multicellular organism development development of primary male sexual characteristics development of primary sexual characteristics anatomical structure development reproductive structure development epithelial cell proliferation system development negative regulation of signaling negative regulation of intracellular signal transduction negative regulation of biological process regulation of signal transduction regulation of programmed cell death regulation of intrinsic apoptotic signaling pathway negative regulation of cell communication regulation of intracellular signal transduction negative regulation of apoptotic signaling pathway negative regulation of cellular process regulation of signaling negative regulation of response to stimulus negative regulation of programmed cell death regulation of apoptotic process negative regulation of signal transduction negative regulation of intrinsic apoptotic signaling pathway negative regulation of apoptotic process regulation of response to stimulus regulation of cell communication regulation of apoptotic signaling pathway	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol membrane-bounded organelle mitochondrial membrane mitochondrion membrane organelle outer membrane intracellular membrane-bounded organelle intracellular organelle organelle envelope bounding membrane of organelle organelle intracellular anatomical structure cytoplasm cellular anatomical entity cytosol membrane-bounded organelle mitochondrial membrane mitochondrion membrane organelle outer membrane intracellular membrane-bounded organelle intracellular organelle organelle envelope bounding membrane of organelle organelle mitochondrial envelope mitochondrial outer membrane outer membrane organelle membrane protein-containing complex Bcl-2 family protein complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C, D	IPR020717	Apoptosis regulator, Bcl-2, BH1 motif, conserved site	Conserved Site
C, D	IPR020726	Apoptosis regulator, Bcl-2, BH2 motif, conserved site	Conserved Site
C, D	IPR036834	Bcl-2-like superfamily	Homologous Superfamily
C, D	IPR046371	Bcl-2, Bcl-2 homology region 1-3	Domain
C, D	IPR013280	Apoptosis regulator, Bcl-W	Family
C, D	IPR003093	Apoptosis regulator, Bcl-2 protein, BH4	Domain
C, D	IPR002475	Bcl2-like	Family
C, D	IPR020731	Apoptosis regulator, Bcl-2, BH4 motif, conserved site	Conserved Site
C, D	IPR026298	Bcl-2 family	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 R01GM133198.