Gene Gene information from NCBI Gene database.
Entrez ID 6389
Gene name Succinate dehydrogenase complex flavoprotein subunit A
Gene symbol SDHA
Synonyms (NCBI Gene)
CMD1GGFPMC2DN1NDAXOAPGL5PPGL5SDH1SDH2SDHF
Chromosome 5
Chromosome location 5p15.33
Summary This gene encodes a major catalytic subunit of succinate-ubiquinone oxidoreductase, a complex of the mitochondrial respiratory chain. The complex is composed of four nuclear-encoded subunits and is localized in the mitochondrial inner membrane. Mutations
SNPs SNP information provided by dbSNP.
78
SNP ID Visualize variation Clinical significance Consequence
rs9809219 C>T Likely-pathogenic, uncertain-significance Intron variant, missense variant, non coding transcript variant, coding sequence variant
rs137852767 C>T Pathogenic, uncertain-significance Missense variant, coding sequence variant, intron variant, non coding transcript variant
rs137852768 G>A Pathogenic Missense variant, coding sequence variant, intron variant, non coding transcript variant
rs139881415 G>A Uncertain-significance, likely-pathogenic Missense variant, coding sequence variant, non coding transcript variant
rs142441643 C>T Pathogenic, likely-pathogenic Stop gained, coding sequence variant, non coding transcript variant
miRNA miRNA information provided by mirtarbase database.
137
miRTarBase ID miRNA Experiments Reference
MIRT050937 hsa-miR-17-5p CLASH 23622248
MIRT048336 hsa-miR-106a-5p CLASH 23622248
MIRT046836 hsa-miR-222-3p CLASH 23622248
MIRT036723 hsa-miR-760 CLASH 23622248
MIRT734861 hsa-let-7a-5p Luciferase reporter assayImmunohistochemistry (IHC)Immunofluorescence 33446221
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
33
GO ID Ontology Definition Evidence Reference
GO:0005515 Function Protein binding IPI 15961414, 19628817, 19688755, 23747254, 24606901, 26496610, 26618866, 26749241, 28330616, 28514442, 29924966, 31324722, 33961781, 35156780
GO:0005730 Component Nucleolus IDA
GO:0005739 Component Mitochondrion HTP 34800366
GO:0005739 Component Mitochondrion IDA 7550341, 16826196
GO:0005739 Component Mitochondrion IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
600857 10680 ENSG00000073578
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P31040
Protein name Succinate dehydrogenase [ubiquinone] flavoprotein subunit, mitochondrial (EC 1.3.5.1) (Flavoprotein subunit of complex II) (Fp) (Malate dehydrogenase [quinone] flavoprotein subunit) (EC 1.1.5.-)
Protein function Flavoprotein (FP) subunit of succinate dehydrogenase (SDH) that is involved in complex II of the mitochondrial electron transport chain and is responsible for transferring electrons from succinate to ubiquinone (coenzyme Q) (PubMed:10746566, Pub
PDB 6VAX , 8DYD , 8DYE , 8GS8
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00890 FAD_binding_2 63 457 FAD binding domain Family
PF02910 Succ_DH_flav_C 512 664 Fumarate reductase flavoprotein C-term Domain
Sequence
Sequence length 664
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG  Reactome
  Citrate cycle (TCA cycle)
Oxidative phosphorylation
Metabolic pathways
Carbon metabolism
Thermogenesis
Non-alcoholic fatty liver disease
Alzheimer disease
Parkinson disease
Amyotrophic lateral sclerosis
Huntington disease
Prion disease
Pathways of neurodegeneration - multiple diseases
Chemical carcinogenesis - reactive oxygen species
Diabetic cardiomyopathy
  Citric acid cycle (TCA cycle)
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
71
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
Cardiac arrhythmia Likely pathogenic rs9809219 RCV006255129
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Carney triad Likely pathogenic rs786205145 RCV000170329
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Diffuse midline glioma, H3 K27-altered Likely pathogenic rs9809219 RCV003315222
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Dilated cardiomyopathy 1GG Likely pathogenic; Pathogenic rs1735353141, rs1295239305, rs587782077, rs200397144, rs2477374565, rs781764920, rs876658637, rs766667009, rs9809219, rs137852767, rs137852768, rs878854632, rs878854627, rs752360961, rs2477316721
View all (28 more)
RCV003473911
RCV002508961
RCV003474765
RCV000765834
RCV003475330
View all (40 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Phenotype Name Clinical Significance Source Evidence Score
Acute myeloid leukemia Conflicting classifications of pathogenicity; Benign ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
B-lymphoblastic leukemia/lymphoma with hypodiploidy Uncertain significance ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
CARDIOMYOPATHY, DILATED CTD, Disgenet
CTD, Disgenet
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
CARDIOMYOPATHY, DILATED, 1GG Disgenet, HPO
Disgenet, HPO
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Adrenal Gland Pheochromocytoma Adrenal Gland Pheochromocytoma BEFREE 16288654, 20484225, 21752896, 21784903, 23174939, 24096807, 24466223, 24623741, 25004247, 25720320, 26067997, 28384794, 29177515
★☆☆☆☆
Found in Text Mining only
Adrenal Gland Pheochromocytoma Adrenal Gland Pheochromocytoma HPO_DG
★☆☆☆☆
Found in Text Mining only
Alzheimer Disease Alzheimer disease Pubtator 36551187 Associate
★☆☆☆☆
Found in Text Mining only
Anemia Anemia HPO_DG
★☆☆☆☆
Found in Text Mining only
Aniridia Aniridia HPO_DG
★☆☆☆☆
Found in Text Mining only
Anxiety Anxiety disorder Pubtator 35260474 Associate
★☆☆☆☆
Found in Text Mining only
Astrocytoma Astrocytoma BEFREE 30259794
★☆☆☆☆
Found in Text Mining only
Astrocytoma Astrocytoma Pubtator 30259794 Associate
★☆☆☆☆
Found in Text Mining only
Ataxia Ataxia Pubtator 33960148 Associate
★☆☆☆☆
Found in Text Mining only
ATAXIA, EARLY-ONSET, WITH OCULOMOTOR APRAXIA AND HYPOALBUMINEMIA Ataxia-oculomotor apraxia BEFREE 25976310
★☆☆☆☆
Found in Text Mining only