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NM_018122.5(DARS2):c.20T>A (p.Leu7Ter) AND Leukoencephalopathy with brain stem and spinal cord involvement-high lactate syndrome

Germline classification:
Pathogenic (1 submission)
Last evaluated:
Dec 18, 2017
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:
RCV000626171.4

Allele description [Variation Report for NM_018122.5(DARS2):c.20T>A (p.Leu7Ter)]

NM_018122.5(DARS2):c.20T>A (p.Leu7Ter)

Gene:
DARS2:aspartyl-tRNA synthetase 2, mitochondrial [Gene - OMIM - HGNC]
Variant type:
single nucleotide variant
Cytogenetic location:
1q25.1
Genomic location:
Preferred name:
NM_018122.5(DARS2):c.20T>A (p.Leu7Ter)
HGVS:
  • NC_000001.11:g.173825249T>A
  • NG_016138.1:g.5591T>A
  • NM_001365212.1:c.20T>A
  • NM_001365213.2:c.20T>A
  • NM_018122.5:c.20T>AMANE SELECT
  • NP_001352141.1:p.Leu7Ter
  • NP_001352142.1:p.Leu7Ter
  • NP_060592.2:p.Leu7Ter
  • LRG_1270t1:c.20T>A
  • LRG_1270:g.5591T>A
  • LRG_1270p1:p.Leu7Ter
  • NC_000001.10:g.173794387T>A
  • NM_018122.4:c.20T>A
Protein change:
L7*
Links:
dbSNP: rs1553200766
NCBI 1000 Genomes Browser:
rs1553200766
Molecular consequence:
  • NM_001365212.1:c.20T>A - nonsense - [Sequence Ontology: SO:0001587]
  • NM_001365213.2:c.20T>A - nonsense - [Sequence Ontology: SO:0001587]
  • NM_018122.5:c.20T>A - nonsense - [Sequence Ontology: SO:0001587]

Condition(s)

Name:
Leukoencephalopathy with brain stem and spinal cord involvement-high lactate syndrome (LBSL)
Synonyms:
MITOCHONDRIAL ASPARTYL-tRNA SYNTHETASE DEFICIENCY; Leukoencephalopathy with Brainstem and Spinal Cord Involvement and Lactate Elevation; LEUKOENCEPHALOPATHY WITH BRAINSTEM AND SPINAL CORD INVOLVEMENT AND LACTATE ELEVATION, MILD
Identifiers:
MONDO: MONDO:0012622; MedGen: C1970180; Orphanet: 137898; OMIM: 611105

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Assertion and evidence details

Help
Submission AccessionSubmitterReview Status
(Assertion method)		Clinical Significance
(Last evaluated)		OriginMethodCitations
SCV000746806Genomic Research Center, Shahid Beheshti University of Medical Sciences
criteria provided, single submitter

(ACMG Guidelines, 2015)		Pathogenic
(Dec 18, 2017) 		inheritedclinical testing

PubMed (1)
[See all records that cite this PMID]

Help

Summary from all submissions

EthnicityOriginAffectedIndividualsFamiliesChromosomes testedNumber TestedFamily historyMethod
not providedinheritedyesnot providednot providednot providednot providednot providedclinical testing

Citations

PubMed

Standards and guidelines for the interpretation of sequence variants: a joint consensus recommendation of the American College of Medical Genetics and Genomics and the Association for Molecular Pathology.

Richards S, Aziz N, Bale S, Bick D, Das S, Gastier-Foster J, Grody WW, Hegde M, Lyon E, Spector E, Voelkerding K, Rehm HL; ACMG Laboratory Quality Assurance Committee..

Genet Med. 2015 May;17(5):405-24. doi: 10.1038/gim.2015.30. Epub 2015 Mar 5.

PubMed [citation]
PMID:
25741868
PMCID:
PMC4544753

Details of each submission

From Genomic Research Center, Shahid Beheshti University of Medical Sciences, SCV000746806.2

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not providednot providednot providednot providedclinical testing PubMed (1)
#SampleMethodObservation
OriginAffectedNumber testedTissuePurposeMethodIndividualsAllele frequencyFamiliesCo-occurrences
1inheritedyesnot providednot providednot providednot providednot providednot providednot provided

Last Updated: Dec 11, 2022