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NM_000344.4(SMN1):c.821C>T (p.Thr274Ile) AND not provided

Germline classification:
Conflicting interpretations of pathogenicity (2 submissions)
Last evaluated:
Jul 31, 2017
Review status:
criteria provided, conflicting classifications
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:
RCV000517430.8

Allele description [Variation Report for NM_000344.4(SMN1):c.821C>T (p.Thr274Ile)]

NM_000344.4(SMN1):c.821C>T (p.Thr274Ile)

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.821C>T (p.Thr274Ile)
HGVS:
  • NC_000005.10:g.70946163C>T
  • NG_008691.1:g.26223C>T
  • NM_000344.4:c.821C>TMANE SELECT
  • NM_001297715.1:c.821C>T
  • NM_022874.2:c.725C>T
  • NP_000335.1:p.Thr274Ile
  • NP_000335.1:p.Thr274Ile
  • NP_001284644.1:p.Thr274Ile
  • NP_075012.1:p.Thr242Ile
  • LRG_676t1:c.821C>T
  • LRG_676:g.26223C>T
  • LRG_676p1:p.Thr274Ile
  • NC_000005.9:g.70241990C>T
  • NM_000344.3:c.821C>T
  • Q16637:p.Thr274Ile
  • p.THR274ILE
Protein change:
T242I; THR274ILE
Links:
UniProtKB: Q16637#VAR_005618; OMIM: 600354.0002; dbSNP: rs1554066666
NCBI 1000 Genomes Browser:
rs1554066666
Molecular consequence:
  • NM_000344.4:c.821C>T - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001297715.1:c.821C>T - missense variant - [Sequence Ontology: SO:0001583]
  • NM_022874.2:c.725C>T - missense variant - [Sequence Ontology: SO:0001583]
Observations:
1

Condition(s)

Synonyms:
none provided
Identifiers:
MedGen: C3661900

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Assertion and evidence details

Submission AccessionSubmitterReview Status
(Assertion method)
Clinical Significance
(Last evaluated)
OriginMethodCitations
SCV000615357Athena Diagnostics
criteria provided, single submitter

(Athena Diagnostics Criteria)
Pathogenic
(Jul 31, 2017)
germlineclinical testing

PubMed (17)
[See all records that cite these PMIDs]

SCV000924384Molecular Diagnostics Lab, Nemours Children's Health, Delaware
criteria provided, single submitter

(ACMG Guidelines, 2015)
Uncertain significance
(Mar 18, 2016)
unknownclinical testing

PubMed (3)
[See all records that cite these PMIDs]

Summary from all submissions

EthnicityOriginAffectedIndividualsFamiliesChromosomes testedNumber TestedFamily historyMethod
not providedgermlineunknownnot providednot providednot providednot providednot providedclinical testing
not providedunknownyes1not providednot provided1not providedclinical testing

Citations

PubMed

Rpp20 interacts with SMN and is re-distributed into SMN granules in response to stress.

Hua Y, Zhou J.

Biochem Biophys Res Commun. 2004 Jan 30;314(1):268-76.

PubMed [citation]
PMID:
14715275

Molecular and functional analysis of intragenic SMN1 mutations in patients with spinal muscular atrophy.

Sun Y, Grimmler M, Schwarzer V, Schoenen F, Fischer U, Wirth B.

Hum Mutat. 2005 Jan;25(1):64-71.

PubMed [citation]
PMID:
15580564
See all PubMed Citations (18)

Details of each submission

From Athena Diagnostics, SCV000615357.1

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not providednot providednot providednot providedclinical testing PubMed (17)
#SampleMethodObservation
OriginAffectedNumber testedTissuePurposeMethodIndividualsAllele frequencyFamiliesCo-occurrences
1germlineunknownnot providednot providednot providednot providednot providednot providednot provided

From Molecular Diagnostics Lab, Nemours Children's Health, Delaware, SCV000924384.1

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not provided1not providednot providedclinical testing PubMed (3)
#SampleMethodObservation
OriginAffectedNumber testedTissuePurposeMethodIndividualsAllele frequencyFamiliesCo-occurrences
1unknownyes1not providednot provided1not providednot providednot provided

Last Updated: Sep 29, 2024