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NM_000344.4(SMN1):c.379T>C (p.Tyr127His) AND Kugelberg-Welander disease

Germline classification:
Likely pathogenic (1 submission)
Review status:
(0/4) 0 stars out of maximum of 4 stars
no assertion criteria provided
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:
RCV001089661.1

Allele description [Variation Report for NM_000344.4(SMN1):c.379T>C (p.Tyr127His)]

NM_000344.4(SMN1):c.379T>C (p.Tyr127His)

Gene:
SMN1:survival of motor neuron 1, telomeric [Gene - OMIM - HGNC]
Variant type:
single nucleotide variant
Cytogenetic location:
5q13.2
Genomic location:
Preferred name:
NM_000344.4(SMN1):c.379T>C (p.Tyr127His)
HGVS:
  • NC_000005.10:g.70942463T>C
  • NG_008691.1:g.22523T>C
  • NM_000344.4:c.379T>CMANE SELECT
  • NM_001297715.1:c.379T>C
  • NM_022874.2:c.379T>C
  • NP_000335.1:p.Tyr127His
  • NP_001284644.1:p.Tyr127His
  • NP_075012.1:p.Tyr127His
  • LRG_676t1:c.379T>C
  • LRG_676:g.22523T>C
  • NC_000005.9:g.70238290T>C
  • NM_000344.3:c.379T>C
Protein change:
Y127H
Links:
dbSNP: rs1749441633
NCBI 1000 Genomes Browser:
rs1749441633
Molecular consequence:
  • NM_000344.4:c.379T>C - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001297715.1:c.379T>C - missense variant - [Sequence Ontology: SO:0001583]
  • NM_022874.2:c.379T>C - missense variant - [Sequence Ontology: SO:0001583]
Observations:
3

Condition(s)

Name:
Kugelberg-Welander disease (SMA3)
Synonyms:
SPINAL MUSCULAR ATROPHY, TYPE III; SMA III; Muscular atrophy, juvenile; See all synonyms [MedGen]
Identifiers:
MONDO: MONDO:0009672; MedGen: C0152109; Orphanet: 70; Orphanet: 83419; OMIM: 253400

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Assertion and evidence details

Submission AccessionSubmitterReview Status
(Assertion method)
Clinical Significance
(Last evaluated)
OriginMethodCitations
SCV001193453Institute of Human Genetics, Cologne University
no assertion criteria provided
Likely pathogenicgermlineclinical testing

Summary from all submissions

EthnicityOriginAffectedIndividualsFamiliesChromosomes testedNumber TestedFamily historyMethod
not providedgermlineyes33not providednot providednot providedclinical testing

Details of each submission

From Institute of Human Genetics, Cologne University, SCV001193453.1

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not provided3not providednot providedclinical testingnot provided

Description

in each case compound heterozygous with a SMN1 deletion

#SampleMethodObservation
OriginAffectedNumber testedTissuePurposeMethodIndividualsAllele frequencyFamiliesCo-occurrences
1germlineyesnot providednot providednot provided3not provided3not provided

Last Updated: Mar 26, 2023