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NC_012920.1(MT-ATP6):m.8993T>G AND Cerebellar ataxia

Germline classification:
Pathogenic (1 submission)
Last evaluated:
Nov 6, 2014
Review status:
1 star out of maximum of 4 stars
criteria provided, single submitter
Somatic classification
of clinical impact:
None
Review status:
(0/4) 0 stars out of maximum of 4 stars
no assertion criteria provided
Somatic classification
of oncogenicity:
None
Review status:
(0/4) 0 stars out of maximum of 4 stars
no assertion criteria provided
Record status:
current
Accession:
RCV000191106.2

Allele description [Variation Report for NC_012920.1(MT-ATP6):m.8993T>G]

NC_012920.1(MT-ATP6):m.8993T>G

Genes:
  • MT-ATP8:mitochondrially encoded ATP synthase 8 [Gene - OMIM - HGNC]
  • MT-ND1:mitochondrially encoded NADH dehydrogenase 1 [Gene - OMIM - HGNC]
  • MT-ND2:mitochondrially encoded NADH dehydrogenase 2 [Gene - OMIM - HGNC]
  • MT-CO1:mitochondrially encoded cytochrome c oxidase I [Gene - OMIM - HGNC]
  • MT-CO2:mitochondrially encoded cytochrome c oxidase II [Gene - OMIM - HGNC]
  • MT-TD:mitochondrially encoded tRNA aspartic acid [Gene - OMIM - HGNC]
  • MT-TI:mitochondrially encoded tRNA isoleucine [Gene - OMIM - HGNC]
  • MT-TK:mitochondrially encoded tRNA lysine [Gene - OMIM - HGNC]
  • MT-TM:mitochondrially encoded tRNA methionine [Gene - OMIM - HGNC]
  • MT-TW:mitochondrially encoded tRNA tryptophan [Gene - OMIM - HGNC]
  • MT-ND3:mitochondrially encoded NADH dehydrogenase 3 [Gene - OMIM - HGNC]
  • MT-ND4:mitochondrially encoded NADH dehydrogenase 4 [Gene - OMIM - HGNC]
  • MT-ND4L:mitochondrially encoded NADH dehydrogenase 4L [Gene - OMIM - HGNC]
  • MT-ND5:mitochondrially encoded NADH dehydrogenase 5 [Gene - OMIM - HGNC]
  • MT-CO3:mitochondrially encoded cytochrome c oxidase III [Gene - OMIM - HGNC]
  • MT-TA:mitochondrially encoded tRNA alanine [Gene - OMIM - HGNC]
  • MT-TR:mitochondrially encoded tRNA arginine [Gene - OMIM - HGNC]
  • MT-TN:mitochondrially encoded tRNA asparagine [Gene - OMIM - HGNC]
  • MT-TC:mitochondrially encoded tRNA cysteine [Gene - OMIM - HGNC]
  • MT-TQ:mitochondrially encoded tRNA glutamine [Gene - OMIM - HGNC]
  • MT-TG:mitochondrially encoded tRNA glycine [Gene - OMIM - HGNC]
  • MT-TH:mitochondrially encoded tRNA histidine [Gene - OMIM - HGNC]
  • MT-TS1:mitochondrially encoded tRNA serine 1 (UCN) [Gene - OMIM - HGNC]
  • MT-TS2:mitochondrially encoded tRNA serine 2 (AGU/C) [Gene - OMIM - HGNC]
  • MT-TY:mitochondrially encoded tRNA tyrosine [Gene - OMIM - HGNC]
  • MT-ATP6:mitochondrially encoded ATP synthase 6 [Gene - OMIM - HGNC]
Variant type:
single nucleotide variant
Genomic location:
Preferred name:
NC_012920.1(MT-ATP6):m.8993T>G
Other names:
MTATP6, 8993T-G, LEU156ARG; L156R
HGVS:
  • NC_012920.1:m.8993T>G
  • NC_012920.1:g.8993T>G
  • m.8993T>G
  • p.Leu156Arg
Protein change:
LEU156ARG
Links:
Genetic Testing Registry (GTR): GTR000556568; Genetic Testing Registry (GTR): GTR000556575; OMIM: 516060.0001; dbSNP: rs199476133
NCBI 1000 Genomes Browser:
rs199476133

Condition(s)

Name:
Cerebellar ataxia
Identifiers:
MONDO: MONDO:0000437; MedGen: C0007758; Human Phenotype Ontology: HP:0001251

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Assertion and evidence details

Help
Submission AccessionSubmitterReview Status
(Assertion method)		Clinical Significance
(Last evaluated)		OriginMethodCitations
SCV000245508Baylor Genetics - Adult_WES
criteria provided, single submitter

(Yang et al. 2013)		Pathogenic
(Nov 6, 2014) 		maternalclinical testing

PubMed (2)
[See all records that cite these PMIDs]

Help

Summary from all submissions

EthnicityOriginAffectedIndividualsFamiliesChromosomes testedNumber TestedFamily historyMethod
Hispanic Americansmaternalyesnot providednot providednot providednot providednot providedclinical testing

Citations

PubMed

Clinical whole-exome sequencing for the diagnosis of mendelian disorders.

Yang Y, Muzny DM, Reid JG, Bainbridge MN, Willis A, Ward PA, Braxton A, Beuten J, Xia F, Niu Z, Hardison M, Person R, Bekheirnia MR, Leduc MS, Kirby A, Pham P, Scull J, Wang M, Ding Y, Plon SE, Lupski JR, Beaudet AL, et al.

N Engl J Med. 2013 Oct 17;369(16):1502-11. doi: 10.1056/NEJMoa1306555. Epub 2013 Oct 2.

PubMed [citation]
PMID:
24088041
PMCID:
PMC4211433

Molecular diagnostic experience of whole-exome sequencing in adult patients.

Posey JE, Rosenfeld JA, James RA, Bainbridge M, Niu Z, Wang X, Dhar S, Wiszniewski W, Akdemir ZH, Gambin T, Xia F, Person RE, Walkiewicz M, Shaw CA, Sutton VR, Beaudet AL, Muzny D, Eng CM, Yang Y, Gibbs RA, Lupski JR, Boerwinkle E, et al.

Genet Med. 2016 Jul;18(7):678-85. doi: 10.1038/gim.2015.142. Epub 2015 Dec 3.

PubMed [citation]
PMID:
26633545
PMCID:
PMC4892996

Details of each submission

From Baylor Genetics - Adult_WES, SCV000245508.1

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1Hispanic Americansnot providednot providednot providedclinical testing
(GTR000508680.4)		 PubMed (2)

Description

This variant has been previously reported as disease-causing and was found once in our laboratory homoplasmic in a 22-year-old female with ataxia, abnormal movements - inherited from a heteroplasmic mother

#SampleMethodObservation
OriginAffectedNumber testedTissuePurposeMethodIndividualsAllele frequencyFamiliesCo-occurrences
1maternalyesnot providednot providednot provided
(GTR000508680.4)		not providednot providednot providednot provided

Last Updated: Oct 26, 2024