SPART Gene Summary [Human]

This gene encodes a protein containing a MIT (Microtubule Interacting and Trafficking molecule) domain, and is implicated in regulating endosomal trafficking and mitochondria function. The protein localizes to mitochondria and partially co-localizes with microtubules. Stimulation with epidermal growth factor (EGF) results in protein translocation to the plasma membrane, and the protein functions in the degradation and intracellular trafficking of EGF receptor. Multiple alternatively spliced variants, encoding the same protein, have been identified. Mutations associated with this gene cause autosomal recessive spastic paraplegia 20 (Troyer syndrome). [provided by RefSeq, Nov 2008]

Details

Type
Protein Coding
Official Symbol
SPART
Official Name
spartin [Source:HGNC Symbol;Acc:HGNC:18514]
Ensembl ID
ENSG00000133104
Bio databases IDs NCBI: 23111 Ensembl: ENSG00000133104
Aliases spartin
Synonyms KIAA0610, mKIAA0610, SPARTIN, SPG20, TAHCCP1
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 SPART often fold into stable, three-dimensional structures and are associated with specific biological functions, such as binding to DNA, other proteins, or small molecules.
  • Microtubule Interacting and Trafficking molecule domain
  • ubiquitin protein ligase binding
  • lipid binding
  • Senescence domain
  • MIT
  • MIT domain
  • protein binding

Top Findings

The most significant associations for this gene, including commonly observed domains, pathway involvement, and functional highlights based on current data.
disease
  • neoplasia
  • hereditary disorder
  • Troyer syndrome
  • paresis
  • gait disturbance
  • esophageal adenocarcinoma
  • esophageal carcinoma formation
  • motor dysfunction or movement disorder
  • ophthalmic disorder
  • paraparesis
regulated by
regulates
  • triacylglycerol
  • lipid
  • EGFR
  • uric acid
role in cell
  • accumulation in
  • number
  • delivery
  • accumulation
  • organization
  • migration
  • size
  • abnormal morphology
  • cell division
  • cytokinesis in

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
  • intracellular membrane-bounded organelle
  • perinuclear region
  • Nucleus
  • endosomes
  • centrosome
  • membrane compartment
  • midbody
  • postmitotic bridges
  • lipid droplets
  • cytosol
  • trans Golgi network
  • mitochondrial outer membrane
  • spindle pole
  • neurites
  • synapse
  • membrane processes
  • central spindle
  • cis Golgi cisternae

Gene Ontology Annotations

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

Biological Process

Functions and activities the gene product is involved in
  • cell division
  • negative regulation of BMP signaling pathway
  • abscission
  • negative regulation of collateral sprouting in absence of injury
  • regulation of mitochondrial membrane potential
  • BMP signaling pathway
  • neuromuscular process
  • collateral sprouting in absence of injury
  • lipid particle organization
  • adipose tissue development

Cellular Component

Where in the cell the gene product is active
  • lipid particle
  • cytoplasm
  • intracellular membrane-bounded organelle
  • cytosol
  • synapse
  • midbody
  • mitochondrial outer membrane
  • plasma membrane

Molecular Function

What the gene product does at the molecular level
  • protein binding
  • ubiquitin protein ligase binding

Gene-Specific Assays for Results You Can Trust

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