NM_001267550.2(TTN):c.66977A>G (p.Lys22326Arg) AND Early-onset myopathy with fatal cardiomyopathy

Germline classification:: Benign (1 submission)
Last evaluated:: Sep 10, 2021
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:: RCV001839675.2

Allele description [Variation Report for NM_001267550.2(TTN):c.66977A>G (p.Lys22326Arg)]

NM_001267550.2(TTN):c.66977A>G (p.Lys22326Arg)

Genes:

TTN-AS1:TTN antisense RNA 1 [Gene - HGNC]
TTN:titin [Gene - OMIM - HGNC]

Variant type:

single nucleotide variant

Cytogenetic location:

2q31.2

Genomic location:

Preferred name:

NM_001267550.2(TTN):c.66977A>G (p.Lys22326Arg)

Other names:

p.K20685R:AAA>AGA

HGVS:

NC_000002.12:g.178580402T>C
NG_011618.3:g.255401A>G
NG_051363.1:g.62576T>C
NM_001256850.1:c.62054A>G
NM_001267550.2:c.66977A>GMANE SELECT
NM_003319.4:c.39782A>G
NM_133378.4:c.59273A>G
NM_133432.3:c.40157A>G
NM_133437.4:c.40358A>G
NP_001243779.1:p.Lys20685Arg
NP_001254479.2:p.Lys22326Arg
NP_003310.4:p.Lys13261Arg
NP_596869.4:p.Lys19758Arg
NP_597676.3:p.Lys13386Arg
NP_597681.4:p.Lys13453Arg
LRG_391t1:c.66977A>G
LRG_391:g.255401A>G
NC_000002.11:g.179445129T>C
NM_001267550.1:c.66977A>G
NM_003319.4:c.39782A>G
c.59273A>G

Protein change:

K13261R

Links:

dbSNP: rs202125813

NCBI 1000 Genomes Browser:

rs202125813

Molecular consequence:

NM_001256850.1:c.62054A>G - missense variant - [Sequence Ontology: SO:0001583]
NM_001267550.2:c.66977A>G - missense variant - [Sequence Ontology: SO:0001583]
NM_003319.4:c.39782A>G - missense variant - [Sequence Ontology: SO:0001583]
NM_133378.4:c.59273A>G - missense variant - [Sequence Ontology: SO:0001583]
NM_133432.3:c.40157A>G - missense variant - [Sequence Ontology: SO:0001583]
NM_133437.4:c.40358A>G - missense variant - [Sequence Ontology: SO:0001583]

Condition(s)

Name:: Early-onset myopathy with fatal cardiomyopathy (CMYO5)
Synonyms:: CONGENITAL MYOPATHY 5 WITH CARDIOMYOPATHY; Salih Myopathy
Identifiers:: MONDO: MONDO:0012714; MedGen: C2673677; Orphanet: 289377; OMIM: 611705

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Submission Accession	Submitter	Review Status (Assertion method)	Clinical Significance (Last evaluated)	Origin	Method	Citations
SCV002100374	Genome-Nilou Lab	criteria provided, single submitter (ACMG Guidelines, 2015)	Benign (Sep 10, 2021)	germline	clinical testing	PubMed (1) [See all records that cite this PMID]

Submission Accession

Submitter

Review Status
(Assertion method)

Clinical Significance
(Last evaluated)

Origin

Method

Citations

SCV002100374

Genome-Nilou Lab

criteria provided, single submitter

(ACMG Guidelines, 2015)

Benign
(Sep 10, 2021)

germline

clinical testing

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

Help

Summary from all submissions

Ethnicity	Origin	Affected	Individuals	Families	Chromosomes tested	Number Tested	Family history	Method
not provided	germline	no	not provided	not provided	not provided	not provided	not provided	clinical 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 Genome-Nilou Lab, SCV002100374.1

#	Ethnicity	Individuals	Chromosomes Tested	Family History	Method	Citations
1	not provided	not provided	not provided	not provided	clinical testing	PubMed (1)

#	Sample				Method		Observation
#	Origin	Affected	Number tested	Tissue	Purpose	Method	Individuals	Allele frequency	Families	Co-occurrences
1	germline	no	not provided	not provided	not provided		not provided	not provided	not provided	not provided

Last Updated: Sep 29, 2024

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