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NM_000543.5(SMPD1):c.1492C>T (p.Arg498Cys) AND Niemann-Pick disease, type A

Germline classification:
Pathogenic/Likely pathogenic (3 submissions)
Last evaluated:
Mar 18, 2024
Review status:
2 stars out of maximum of 4 stars
criteria provided, multiple submitters, no conflicts
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:
RCV000674497.5

Allele description [Variation Report for NM_000543.5(SMPD1):c.1492C>T (p.Arg498Cys)]

NM_000543.5(SMPD1):c.1492C>T (p.Arg498Cys)

Gene:
SMPD1:sphingomyelin phosphodiesterase 1 [Gene - OMIM - HGNC]
Variant type:
single nucleotide variant
Cytogenetic location:
11p15.4
Genomic location:
Preferred name:
NM_000543.5(SMPD1):c.1492C>T (p.Arg498Cys)
HGVS:
  • NC_000011.10:g.6394203C>T
  • NG_011780.1:g.8779C>T
  • NG_029615.1:g.30212G>A
  • NM_000543.4(SMPD1):c.1492C>T
  • NM_000543.5:c.1492C>TMANE SELECT
  • NM_001007593.3:c.1489C>T
  • NM_001318087.2:c.1512C>T
  • NM_001318088.2:c.571C>T
  • NM_001365135.2:c.1360C>T
  • NP_000534.3:p.Arg498Cys
  • NP_001007594.2:p.Arg497Cys
  • NP_001305016.1:p.Thr504=
  • NP_001305017.1:p.Arg191Cys
  • NP_001352064.1:p.Arg454Cys
  • NC_000011.9:g.6415433C>T
  • NM_000543.4(SMPD1):c.1492C>T
  • NM_000543.4:c.1492C>T
  • NM_000543.5:c.1492C>T
  • NR_027400.3:n.1445C>T
  • NR_134502.2:n.984C>T
  • p.Arg498Cys
Protein change:
R191C
Links:
dbSNP: rs769904764
NCBI 1000 Genomes Browser:
rs769904764
Molecular consequence:
  • NM_000543.5:c.1492C>T - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001007593.3:c.1489C>T - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001318088.2:c.571C>T - missense variant - [Sequence Ontology: SO:0001583]
  • NM_001365135.2:c.1360C>T - missense variant - [Sequence Ontology: SO:0001583]
  • NR_027400.3:n.1445C>T - non-coding transcript variant - [Sequence Ontology: SO:0001619]
  • NR_134502.2:n.984C>T - non-coding transcript variant - [Sequence Ontology: SO:0001619]
  • NM_001318087.2:c.1512C>T - synonymous variant - [Sequence Ontology: SO:0001819]

Condition(s)

Name:
Niemann-Pick disease, type A
Synonyms:
SPHINGOMYELIN LIPIDOSIS; SPHINGOMYELINASE DEFICIENCY
Identifiers:
MONDO: MONDO:0009756; MedGen: C0268242; Orphanet: 77292; OMIM: 257200

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Assertion and evidence details

Submission AccessionSubmitterReview Status
(Assertion method)
Clinical Significance
(Last evaluated)
OriginMethodCitations
SCV000799843Counsyl
criteria provided, single submitter

(Counsyl Autosomal Recessive and X-Linked Classification Criteria (2018))
Likely pathogenic
(May 9, 2018)
unknownclinical testing

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

Citation Link,

SCV001738433Diagnostics Division, CENTRE FOR DNA FINGERPRINTING AND DIAGNOSTICS
criteria provided, single submitter

(ACMG Guidelines, 2015)
Likely pathogenic
(Apr 25, 2021)
germlineresearch

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

SCV004203221Baylor Genetics
criteria provided, single submitter

(ACMG Guidelines, 2015)
Pathogenic
(Mar 18, 2024)
unknownclinical testing

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

Summary from all submissions

EthnicityOriginAffectedIndividualsFamiliesChromosomes testedNumber TestedFamily historyMethod
not providedgermlineyes1not providednot provided1not providedresearch
not providedunknownunknownnot providednot providednot providednot providednot providedclinical testing

Citations

PubMed

Acid sphingomyelinase deficiency: prevalence and characterization of an intermediate phenotype of Niemann-Pick disease.

Wasserstein MP, Aron A, Brodie SE, Simonaro C, Desnick RJ, McGovern MM.

J Pediatr. 2006 Oct;149(4):554-9.

PubMed [citation]
PMID:
17011332

Identification of a distinct mutation spectrum in the SMPD1 gene of Chinese patients with acid sphingomyelinase-deficient Niemann-Pick disease.

Zhang H, Wang Y, Gong Z, Li X, Qiu W, Han L, Ye J, Gu X.

Orphanet J Rare Dis. 2013 Jan 28;8:15. doi: 10.1186/1750-1172-8-15.

PubMed [citation]
PMID:
23356216
PMCID:
PMC3566977
See all PubMed Citations (4)

Details of each submission

From Counsyl, SCV000799843.1

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

From Diagnostics Division, CENTRE FOR DNA FINGERPRINTING AND DIAGNOSTICS, SCV001738433.1

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not provided1not providednot providedresearch PubMed (1)
#SampleMethodObservation
OriginAffectedNumber testedTissuePurposeMethodIndividualsAllele frequencyFamiliesCo-occurrences
1germlineyes1not providednot provided1not providednot providednot provided

From Baylor Genetics, SCV004203221.2

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

Last Updated: Oct 13, 2024