1JSS | pdb_00001jss

Crystal structure of the Mus musculus cholesterol-regulated START protein 4 (StarD4).

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
A	d1jssa_	Alpha and beta proteins (a+b)	TBP-like	Bet v1-like	STAR domain	Cholesterol-regulated Start protein 4 (Stard4).	house mouse (Mus musculus ) [TaxId: 10090 ],	SCOPe (2.08)
B	d1jssb_	Alpha and beta proteins (a+b)	TBP-like	Bet v1-like	STAR domain	Cholesterol-regulated Start protein 4 (Stard4).	house 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	SCOP2 Family	STAR domain	8027609	4002052	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Bet v1-like	8039988	3000738	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Bet v1-like	8039988	3000738	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	START	e1jssA1	A: a+b two layers	X: TBP-like	H: Bet v1-like	T: Bet v1-like	F: START	ECOD (v294.1)
B	Polyketide_cyc2	e1jssB1	A: a/b three-layered sandwiches	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F: Polyketide_cyc2	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.530.20	Alpha Beta	2-Layer Sandwich	Alpha-D-Glucose-1,6-Bisphosphate	Chain A, domain 4	CATH (4.3.0)
B	3.30.530.20	Alpha Beta	2-Layer Sandwich	Alpha-D-Glucose-1,6-Bisphosphate	Chain A, domain 4	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01852	START domain (START)	START domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	cholesterol-regulated START protein 4	sterol transfer activity lipid carrier activity lipid transfer activity transporter activity cholesterol transfer activity molecular carrier activity sterol binding binding alcohol binding steroid binding lipid binding cholesterol binding small molecule binding	cellular localization transport intracellular lipid transport intracellular cholesterol transport lipid localization lipid transport intracellular transport organic hydroxy compound transport intracellular sterol transport establishment of localization localization macromolecule localization establishment of localization in cell cellular process cellular localization transport intracellular lipid transport intracellular cholesterol transport lipid localization lipid transport intracellular transport organic hydroxy compound transport intracellular sterol transport establishment of localization localization macromolecule localization establishment of localization in cell cellular process cholesterol transport sterol transport regulation of cellular process regulation of cholesterol metabolic process steroid metabolic process regulation of lipid metabolic process sterol metabolic process positive regulation of biological process cholesterol metabolic process alcohol metabolic process regulation of primary metabolic process positive regulation of metabolic process regulation of small molecule metabolic process positive regulation of lipid metabolic process small molecule metabolic process positive regulation of cellular process regulation of biological process regulation of steroid metabolic process biological regulation primary metabolic process secondary alcohol metabolic process positive regulation of cholesterol metabolic process positive regulation of steroid metabolic process metabolic process positive regulation of small molecule metabolic process regulation of metabolic process lipid metabolic process cholesterol storage cholesterol transport involved in cholesterol storage lipid storage lipid transport involved in lipid storage nutrient storage cholesterol import regulation of steroid biosynthetic process positive regulation of bile acid biosynthetic process oxoacid metabolic process ketone metabolic process lipid biosynthetic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process positive regulation of biosynthetic process steroid biosynthetic process regulation of biosynthetic process bile acid biosynthetic process monocarboxylic acid biosynthetic process small molecule biosynthetic process carboxylic acid metabolic process regulation of bile acid biosynthetic process regulation of ketone metabolic process positive regulation of steroid biosynthetic process bile acid metabolic process biosynthetic process positive regulation of lipid biosynthetic process regulation of lipid biosynthetic process monocarboxylic acid metabolic process	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle cytoplasmic vesicle intracellular vesicle vesicle cytosol endoplasmic reticulum endomembrane system

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR023393	START-like domain superfamily	Homologous Superfamily
A, B	IPR042555	StAR-related lipid transfer protein 4	Family
A, B	IPR002913	START domain	Domain

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.