STARD3 Gene Summary [Human]

This gene encodes a member of a subfamily of lipid trafficking proteins that are characterized by a C-terminal steroidogenic acute regulatory domain and an N-terminal metastatic lymph node 64 domain. The encoded protein localizes to the membranes of late endosomes and may be involved in exporting cholesterol. Alternative splicing results in multiple transcript variants.[provided by RefSeq, Oct 2009]

Details

Type
Protein Coding
Official Symbol
STARD3
Official Name
StAR related lipid transfer domain containing 3 [Source:HGNC Symbol;Acc:HGNC:17579]
Ensembl ID
ENSG00000131748
Bio databases IDs NCBI: 10948 Ensembl: ENSG00000131748
Aliases StAR related lipid transfer domain containing 3
Synonyms CAB1, es64, MLN64, StAR-related lipid transfer domain containing 3
Species
Human, Homo sapiens
OrthologiesMouseRat

Protein Domains

A protein domain is a distinct structural or functional region within a protein that can evolve, function, and exist independently of the rest of the protein chain. These domains in human STARD3 often fold into stable, three-dimensional structures and are associated with specific biological functions, such as binding to DNA, other proteins, or small molecules.
  • SRPBCC domain
  • cholesterol binding
  • Cholesterol-capturing domain
  • protein homodimerization
  • protein binding
  • transporter

Top Findings

The most significant associations for this gene, including commonly observed domains, pathway involvement, and functional highlights based on current data.
disease
  • cardiovascular disorder
  • asthma
  • neoplasia
  • organismal death
  • breast cancer
  • mammary neoplasm
regulated by
regulates
role in cell
  • accumulation in
  • degradation in
  • expression in
  • phosphorylation in
  • migration
  • proliferation
  • morphology
  • colony formation
  • cell cycle progression
  • dispersion

Subcellular Expression

Locations within the cell where the protein is known or predicted to be active, providing insight into its function and cellular context.
  • Cytoplasm
  • microsomal fraction
  • mitochondrial fraction
  • intracellular membrane-bounded organelle
  • intracellular space
  • perinuclear region
  • cellular membrane
  • endosomes
  • vesicles
  • Mitochondria
  • cytosol
  • vesicle membrane
  • endoplasmic reticulum membrane
  • endosomal membrane
  • nucleoplasm
  • late endosomes
  • organelle membrane contact site

Gene Ontology Annotations

Describes the biological processes, cellular components, and molecular functions associated with the human STARD3 gene, providing context for its role in the cell.

Biological Process

Functions and activities the gene product is involved in
  • progesterone biosynthetic process
  • mitochondrial transport
  • lipid metabolic process
  • cholesterol metabolic process
  • steroid metabolic process
  • cholesterol transport

Cellular Component

Where in the cell the gene product is active
  • endoplasmic reticulum membrane
  • late endosome membrane
  • endosome
  • cytoplasm
  • organelle membrane contact site
  • intracellular membrane-bounded organelle
  • mitochondrion
  • cytosol
  • lysosomal membrane
  • nucleoplasm

Molecular Function

What the gene product does at the molecular level
  • protein binding
  • protein homodimerization activity
  • cholesterol binding

Gene-Specific Assays for Results You Can Trust

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