Gene Gene information from NCBI Gene database.
Entrez ID 6390
Gene name Succinate dehydrogenase complex iron sulfur subunit B
Gene symbol SDHB
Synonyms (NCBI Gene)
CWS2IPMC2DN4PGL4PPGL4SDHSDH1SDH2SDHIP
Chromosome 1
Chromosome location 1p36.13
Summary Complex II of the respiratory chain, which is specifically involved in the oxidation of succinate, carries electrons from FADH to CoQ. The complex is composed of four nuclear-encoded subunits and is localized in the mitochondrial inner membrane. The iron-
SNPs SNP information provided by dbSNP.
153
SNP ID Visualize variation Clinical significance Consequence
rs11541235 A>G Conflicting-interpretations-of-pathogenicity, likely-benign, benign-likely-benign Synonymous variant, coding sequence variant
rs33927012 A>G Benign, benign-likely-benign, likely-benign, uncertain-significance, conflicting-interpretations-of-pathogenicity Coding sequence variant, missense variant
rs34261028 GAAGAAGAAGAA>-,GAA,GAAGAA,GAAGAAGAA,GAAGAAGAAGAAGAA,GAAGAAGAAGAAGAAGAA,GAAGAAGAAGAAGAAGAAGAA Benign-likely-benign, benign, uncertain-significance, conflicting-interpretations-of-pathogenicity Intron variant
rs34309090 G>-,GG Pathogenic Coding sequence variant, frameshift variant
rs74315366 G>A,C Uncertain-significance, pathogenic Missense variant, stop gained, coding sequence variant
miRNA miRNA information provided by mirtarbase database.
4
miRTarBase ID miRNA Experiments Reference
MIRT030097 hsa-miR-26b-5p Microarray 19088304
MIRT046037 hsa-miR-125b-5p CLASH 23622248
MIRT733575 hsa-miR-96-3p Luciferase reporter assayqRT-PCRWestern blotting 31749660
MIRT733575 hsa-miR-96-3p Luciferase reporter assayqRT-PCRWestern blotting 31749660
Transcription factors Transcription factors information provided by TRRUST V2 database.
4
Transcription factor Regulation Reference
HIF1A Repression 17102089
NFE2L2 Unknown 9492280
NRF1 Unknown 9492280
PLAGL1 Repression 19423711
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
40
GO ID Ontology Definition Evidence Reference
GO:0005515 Function Protein binding IPI 15961414, 19688755, 24606901, 26749241, 28380382, 28514442, 33961781, 35512704
GO:0005654 Component Nucleoplasm IDA
GO:0005739 Component Mitochondrion HTP 34800366
GO:0005739 Component Mitochondrion IDA
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
185470 10681 ENSG00000117118
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P21912
Protein name Succinate dehydrogenase [ubiquinone] iron-sulfur subunit, mitochondrial (EC 1.3.5.1) (Iron-sulfur subunit of complex II) (Ip) (Malate dehydrogenase [quinone] iron-sulfur subunit) (EC 1.1.5.-)
Protein function Iron-sulfur protein (IP) subunit of the succinate dehydrogenase complex (mitochondrial respiratory chain complex II), responsible for transferring electrons from succinate to ubiquinone (coenzyme Q) (PubMed:26925370, PubMed:27604842). SDH also o
PDB 7KCL , 7KCM , 7KLU , 7KLV , 8GS8
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF13085 Fer2_3 41 148 2Fe-2S iron-sulfur cluster binding domain Domain
PF13534 Fer4_17 185 258 Domain
Sequence
Sequence length 280
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 categorized as Causal (Pathogenic/Likely Pathogenic) or Unknown.
5091
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession
Carney triad Likely pathogenic; Pathogenic rs786201095 RCV000170330
Carney-Stratakis syndrome Likely pathogenic; Pathogenic rs587782604, rs587782703, rs397516836, rs786202732, rs786201161, rs786201095, rs786202100, rs772551056, rs2525008654, rs876658461, rs74315366, rs398122805, rs267607032, rs1131691060, rs2077978300 RCV000762865
RCV000013630
RCV005394570
RCV005008079
RCV005008071
RCV005008070
RCV002498816
RCV000763273
RCV005008654
RCV000762866
RCV000763272
RCV000013631
RCV005007884
RCV000762867
RCV004819224
RCV005012481
Gastrointestinal stromal tumor Pathogenic; Likely pathogenic rs1553177440, rs2101521922, rs2101541309, rs2101513511, rs2101521760, rs2101522958, rs2101551903, rs398122805, rs2101516484, rs2101528972, rs2101523248, rs2101516424, rs2101551748, rs2101516417, rs2101513438
View all (148 more)
RCV001377619
RCV001376933
RCV001376858
RCV001384747
RCV001382459
RCV001381306
RCV001387810
RCV001868396
RCV005213594
RCV002019589
RCV001946720
RCV001972661
RCV001934749
RCV001975219
RCV001926606
RCV001999969
RCV002016177
RCV001918002
RCV001920751
RCV001899634
RCV002016515
RCV001946951
RCV001951091
RCV002033119
RCV001972503
RCV001981499
RCV002026727
RCV000475161
RCV001886266
RCV002514739
RCV000459169
RCV000456660
RCV000633970
RCV000228450
RCV000232241
RCV000548841
RCV003774737
RCV000798906
RCV000697957
RCV005215841
RCV003103280
RCV003103339
RCV001040032
RCV000461517
RCV000473831
RCV000528137
RCV000539362
RCV000462889
RCV000821774
RCV000797086
RCV001850356
RCV000464351
RCV001054765
RCV000801474
RCV000633969
RCV000467539
RCV000627748
RCV001058703
RCV001383783
RCV003094846
RCV003776313
RCV003775371
RCV002648129
RCV000627752
RCV001385644
RCV003765132
RCV000796858
RCV001921860
RCV002594372
RCV002807218
RCV002837496
RCV002876927
RCV003003327
RCV002515512
RCV001233559
RCV001854690
RCV000472972
RCV001034642
RCV001327188
RCV001857761
RCV000475368
RCV000226466
RCV001377867
RCV000230068
RCV000229229
RCV000234616
RCV000627749
RCV000465474
RCV000022778
RCV001034689
RCV000471400
RCV000800486
RCV001857343
RCV003472640
RCV003780942
RCV003780944
RCV003797644
RCV003801125
RCV003800512
RCV003804745
RCV003802013
RCV003801643
RCV003813258
RCV003804983
RCV000627753
RCV005220917
RCV000627750
RCV000475105
RCV000471748
RCV000473527
RCV000469213
RCV000458792
RCV000463782
RCV000477482
RCV000456990
RCV000460882
RCV000473045
RCV000474236
RCV000458678
RCV001380009
RCV000696403
RCV000633948
RCV001203212
RCV001058694
RCV003766763
RCV002523446
RCV001036821
RCV001244653
RCV000633945
RCV001059539
RCV002527067
RCV002523989
RCV001379744
RCV000692227
RCV000798175
RCV001857227
RCV003766866
RCV001228851
RCV001215683
RCV001389812
RCV001207024
RCV000531863
RCV000534002
RCV001376794
RCV001383002
RCV000525173
RCV000547430
RCV001378111
RCV000557065
RCV002529306
RCV000633976
RCV000633960
RCV000633959
RCV000633978
RCV000633966
RCV003767889
RCV000633965
RCV001852786
RCV000698551
RCV000702806
RCV000695754
RCV000693104
RCV000820083
RCV000822698
RCV000795584
RCV000816787
RCV000795396
RCV000812587
RCV000823074
RCV000815216
RCV001042429
RCV001048320
RCV001223247
RCV001211133
RCV001242943
RCV001242731
RCV001237722
RCV001387122
RCV001871612
RCV001854410
Hereditary cancer-predisposing syndrome Pathogenic; Likely pathogenic rs2101522958, rs1553178726, rs2101513669, rs587781270, rs587781735, rs397516835, rs200021702, rs587782243, rs587782604, rs587782617, rs74315370, rs587782703, rs587782904, rs2101529108, rs727503415
View all (110 more)
RCV002329400
RCV002423248
RCV005722517
RCV000128905
RCV000129932
RCV000130852
RCV000130898
RCV000130946
RCV000131970
RCV000131995
RCV000132150
RCV000132151
RCV000132547
RCV005729744
RCV000572682
RCV001016096
RCV002366561
RCV002366610
RCV002364143
RCV002382641
RCV002362153
RCV002362263
RCV000162580
RCV000166478
RCV000164275
RCV000164435
RCV000162444
RCV000162460
RCV000165688
RCV000162804
RCV000166877
RCV000162628
RCV000166840
RCV000163361
RCV000162475
RCV000164746
RCV000162578
RCV000166126
RCV000167262
RCV002376483
RCV002369498
RCV002419263
RCV002412476
RCV002407897
RCV002441395
RCV002453635
RCV001026125
RCV000492313
RCV000492455
RCV002453662
RCV000216710
RCV005482957
RCV000221959
RCV000215647
RCV000215175
RCV000220162
RCV000215934
RCV000219011
RCV000220488
RCV000222241
RCV000221442
RCV000217113
RCV000492633
RCV000492765
RCV004020795
RCV000215883
RCV000213984
RCV000129095
RCV000128877
RCV000129929
RCV000216404
RCV005722087
RCV001021521
RCV005732049
RCV003377766
RCV003377772
RCV003377773
RCV003377776
RCV004366624
RCV005273925
RCV000132167
RCV004508370
RCV004508376
RCV000163600
RCV000492377
RCV005722135
RCV000561023
RCV003168872
RCV004659052
RCV000571526
RCV002393173
RCV002413330
RCV005480375
RCV000492665
RCV000492396
RCV000492179
RCV000492198
RCV000492156
RCV000492389
RCV000492713
RCV000492561
RCV000492109
RCV000492591
RCV000492329
RCV000492576
RCV000492122
RCV000492594
RCV000492186
RCV000492218
RCV001025703
RCV002350122
RCV003302742
RCV002438228
RCV002413384
RCV002350305
RCV000563620
RCV000576054
RCV000573253
RCV000565392
RCV004948492
RCV004948553
RCV002352068
RCV000128907
RCV000492138
RCV003303166
RCV001026274
RCV001024760
RCV003307514
RCV001026234
RCV001025764
RCV001014831
RCV001024063
RCV003380816
RCV003365294
RCV002339706
RCV000569431
Unknown Diseases with uncertain, conflicting, or no pathogenic evidence in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession
bilateral breast cancer Conflicting classifications of pathogenicity rs570278423 RCV001004837
Cardiac arrhythmia Uncertain significance rs200418115 RCV006255173
Cowden syndrome Benign; Likely benign; Conflicting classifications of pathogenicity; Uncertain significance rs35962811, rs74315369, rs147815442, rs141230910, rs34599281, rs34261028, rs201728852, rs11203289, rs33927012, rs1060503758, rs774568101, rs138979875, rs202014362, rs1557739989, rs761350633 RCV000148867
RCV005365043
RCV005365057
RCV005361203
RCV005361412
RCV005361493
RCV005355619
RCV000013632
RCV000013633
RCV000708780
RCV000708786
RCV005357559
RCV000708782
RCV000708784
RCV000708779
Cowden syndrome 1 Benign; Likely benign rs34916635 RCV000709876
Associations from Text MiningDisease associations identified through Pubtator
Disease Name Relationship Type References
Abdominal Injuries Associate 18840642, 22270996, 22948026, 27839933, 36945070
Abdominal Neoplasms Associate 32863293
Acne Vulgaris Associate 33113876
Adenocarcinoma Stimulate 24387319
Adenoma Islet Cell Associate 36455002
Adenoma Oxyphilic Associate 31299266
Adrenal Gland Neoplasms Associate 26170485
Alzheimer Disease Associate 35432724
Arthropathy progressive pseudorheumatoid of childhood Associate 38152133
Ataxia Telangiectasia Associate 17487275, 35486677