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NM_005159.5(ACTC1):c.616+1G>A AND not specified

Germline classification:
Uncertain significance (1 submission)
Last evaluated:
Nov 3, 2010
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:
RCV000038334.5

Allele description [Variation Report for NM_005159.5(ACTC1):c.616+1G>A]

NM_005159.5(ACTC1):c.616+1G>A

Genes:
GJD2-DT:GJD2 divergent transcript [Gene - HGNC]
ACTC1:actin alpha cardiac muscle 1 [Gene - OMIM - HGNC]
Variant type:
single nucleotide variant
Cytogenetic location:
15q14
Genomic location:
Preferred name:
NM_005159.5(ACTC1):c.616+1G>A
HGVS:
  • NC_000015.10:g.34792407C>T
  • NG_007553.1:g.8320G>A
  • NM_001406482.1:c.616+1G>A
  • NM_001406483.1:c.616+1G>A
  • NM_001406484.1:c.481+1G>A
  • NM_001406485.1:c.175+1G>A
  • NM_005159.5:c.616+1G>AMANE SELECT
  • LRG_388t1:c.616+1G>A
  • LRG_388:g.8320G>A
  • NC_000015.9:g.35084608C>T
  • NM_005159.4:c.616+1G>A
  • c.616+1G>A
Links:
dbSNP: rs111904141
NCBI 1000 Genomes Browser:
rs111904141
Molecular consequence:
  • NM_001406482.1:c.616+1G>A - splice donor variant - [Sequence Ontology: SO:0001575]
  • NM_001406483.1:c.616+1G>A - splice donor variant - [Sequence Ontology: SO:0001575]
  • NM_001406484.1:c.481+1G>A - splice donor variant - [Sequence Ontology: SO:0001575]
  • NM_001406485.1:c.175+1G>A - splice donor variant - [Sequence Ontology: SO:0001575]
  • NM_005159.5:c.616+1G>A - splice donor variant - [Sequence Ontology: SO:0001575]
Observations:
1

Condition(s)

Synonyms:
AllHighlyPenetrant
Identifiers:
MedGen: CN169374

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Assertion and evidence details

Submission AccessionSubmitterReview Status
(Assertion method)
Clinical Significance
(Last evaluated)
OriginMethodCitations
SCV000062005Laboratory for Molecular Medicine, Mass General Brigham Personalized Medicine
criteria provided, single submitter

(LMM Criteria)
Uncertain significance
(Nov 3, 2010)
germlineclinical testing

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

Summary from all submissions

EthnicityOriginAffectedIndividualsFamiliesChromosomes testedNumber TestedFamily historyMethod
not providedgermlinenot provided11not providednot providednot providedclinical testing

Citations

PubMed

Rescue of cardiac alpha-actin-deficient mice by enteric smooth muscle gamma-actin.

Kumar A, Crawford K, Close L, Madison M, Lorenz J, Doetschman T, Pawlowski S, Duffy J, Neumann J, Robbins J, Boivin GP, O'Toole BA, Lessard JL.

Proc Natl Acad Sci U S A. 1997 Apr 29;94(9):4406-11.

PubMed [citation]
PMID:
9114002
PMCID:
PMC20735

Alpha-cardiac actin mutations produce atrial septal defects.

Matsson H, Eason J, Bookwalter CS, Klar J, Gustavsson P, SunnegÄrdh J, Enell H, Jonzon A, Vikkula M, Gutierrez I, Granados-Riveron J, Pope M, Bu'Lock F, Cox J, Robinson TE, Song F, Brook DJ, Marston S, Trybus KM, Dahl N.

Hum Mol Genet. 2008 Jan 15;17(2):256-65. Epub 2007 Oct 18.

PubMed [citation]
PMID:
17947298
See all PubMed Citations (3)

Details of each submission

From Laboratory for Molecular Medicine, Mass General Brigham Personalized Medicine, SCV000062005.5

#EthnicityIndividualsChromosomes TestedFamily HistoryMethodCitations
1not provided1not providednot providedclinical testing PubMed (3)

Description

Variant classified as Uncertain Significance - Favor Pathogenic. The 616+1G>A va riant has not been reported in the literature. This variant is predicted to cau se abnormal splicing because the nucleotide substitution occurs in the highly co nserved splice consensus sequence. Splice variants can lead to aberrant, truncat ed, or absent protein and in most genes, are typically assumed to be disease cau sing. However, all disease causing variants in the ACTC gene known to date are missense variants and it is therefore unclear whether abnormal splicing can lead to disease. However, this individual's racial origin is reported to be Caucasia n and the 616+1G>A variant has not been identified in over 1500 Caucasian proban ds (3000 chromosomes) tested by our laboratory. Although we cannot exclude the p ossibility that this variant could be benign, this low frequency increases the l ikelihood that it is pathogenic. In summary, additional studies (healthy control studies and/or family studies) are necessary to determine the significance of t he 616+1 variant.

#SampleMethodObservation
OriginAffectedNumber testedTissuePurposeMethodIndividualsAllele frequencyFamiliesCo-occurrences
1germlinenot providednot providednot providednot provided1not provided1not provided

Last Updated: Jun 10, 2023