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FLASH GENE
Symbol DLST contributors: mct - updated : 07-05-2019
HGNC name dihydrolipoamide S-succinyltransferase (E2 component of 2-oxo-glutarate complex)
HGNC id 2911
Location 14q24.3      Physical location : 75.348.593 - 75.370.450
Synonym symbol(s) KGDE2K, KGDHC, DLTS
EC.number 2.3.1.61
DNA
TYPE functioning gene
STRUCTURE 21.86 kb     15 Exon(s)
10 Kb 5' upstream gene genomic sequence study
MAPPING cloned Y linked   status confirmed
RNA
TRANSCRIPTS type messenger
text produces two different proteins with quite different functions via alternative splicing (PMID: 19819302)
identificationnb exonstypebpproduct
ProteinkDaAAspecific expressionYearPubmed
15 - 2857 - 453 - 2016 26876595
7 - 1229 - 166 - 2016 26876595
EXPRESSION
Type widely
   expressed in (based on citations)
organ(s)
SystemOrgan level 1Organ level 2Organ level 3Organ level 4LevelPubmedSpeciesStageRna symbol
Endocrinethyroid   highly
Lymphoid/Immunethymus   highly
Skin/Tegumentskin   highly
Urinarykidney   highly
cell lineage
cell lines
fluid/secretion
at STAGE
PROTEIN
PHYSICAL PROPERTIES
STRUCTURE
motifs/domains
a lipoyl-binding domain
HOMOLOGY
Homologene
FAMILY 2-oxoacid dehydrogenase family
CATEGORY enzyme
SUBCELLULAR LOCALIZATION     intracellular
intracellular,cytoplasm,organelle,mitochondria,matrix
intracellular,nucleus
basic FUNCTION
  • bifunctional enzyme contributing to the biogenesis of the mitochondrial respiratory complexes
  • undergoes alternative splicing, generating the protein isolated from the I bands of myofibrils
  • important role for DLST in MYC-mediated leukemogenesis, demonstrating the metabolic dependence of T-lymphoblasts on the TCA cycle
  • DLST is a PPGL-susceptibility gene and further strengthens the relevance of the tricarboxylic acid (TCA) cycle in PPGL development
  • CELLULAR PROCESS
    PHYSIOLOGICAL PROCESS
    PATHWAY
    metabolism
    signaling
    tricarboxylic acid cycle
    a component
  • subunit enzyme of the alpha-ketoglutarate dehydrogenase complex of the Krebs cycle
  • INTERACTION
    DNA
    RNA
    small molecule cofactor,
    binds 1 lipoyl cofactor covalently
    protein
    cell & other
    REGULATION
    ASSOCIATED DISORDERS
    corresponding disease(s)
    related resource MITOP database
    Other morbid association(s)
    TypeGene ModificationChromosome rearrangementProtein expressionProtein Function
    tumoral germinal mutation      
    in Pheochromocytomas and paragangliomas (PPGL)
    Susceptibility
  • to Alzheimer disease
  • to PPGL (Pheochromocytomas and paragangliomas)
  • Variant & Polymorphism
    Candidate gene
    Marker
    Therapy target
    ANIMAL & CELL MODELS
  • neurotoxic effects of mitochondrial toxins were exacerbated in Dlst(+/-) mice
  • overexpression of Dlst in wild-type mice protected against cardiac hypertrophy and dysfunction