rs111854563
Variant summary
Our verdict is Benign. The variant received -11 ACMG points: 0P and 11B. BP4_ModerateBP6BS1BS2
The NM_002474.3(MYH11):c.4673C>T(p.Thr1558Met) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000848 in 1,613,960 control chromosomes in the GnomAD database, including 3 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. T1558K) has been classified as Uncertain significance.
Frequency
Consequence
NM_002474.3 missense
Scores
Clinical Significance
Conservation
Publications
- lissencephaly 4Inheritance: AR Classification: DEFINITIVE, STRONG, MODERATE Submitted by: PanelApp Australia, Ambry Genetics, G2P, Labcorp Genetics (formerly Invitae), Laboratory for Molecular Medicine
- hydranencephalyInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
- microlissencephalyInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
- NDE1-related microhydranencephalyInheritance: Unknown, AR Classification: SUPPORTIVE, LIMITED Submitted by: Labcorp Genetics (formerly Invitae), Orphanet
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ACMG classification
Our verdict: Benign. The variant received -11 ACMG points.
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
MYH11 | NM_002474.3 | c.4673C>T | p.Thr1558Met | missense_variant | Exon 33 of 41 | ENST00000300036.6 | NP_002465.1 | |
MYH11 | NM_001040113.2 | c.4694C>T | p.Thr1565Met | missense_variant | Exon 34 of 43 | ENST00000452625.7 | NP_001035202.1 | |
NDE1 | NM_017668.3 | c.948-3234G>A | intron_variant | Intron 8 of 8 | ENST00000396354.6 | NP_060138.1 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
MYH11 | ENST00000300036.6 | c.4673C>T | p.Thr1558Met | missense_variant | Exon 33 of 41 | 1 | NM_002474.3 | ENSP00000300036.5 | ||
MYH11 | ENST00000452625.7 | c.4694C>T | p.Thr1565Met | missense_variant | Exon 34 of 43 | 1 | NM_001040113.2 | ENSP00000407821.2 | ||
NDE1 | ENST00000396354.6 | c.948-3234G>A | intron_variant | Intron 8 of 8 | 1 | NM_017668.3 | ENSP00000379642.1 |
Frequencies
GnomAD3 genomes AF: 0.000737 AC: 112AN: 151956Hom.: 0 Cov.: 32 show subpopulations
GnomAD2 exomes AF: 0.000680 AC: 171AN: 251482 AF XY: 0.000721 show subpopulations
GnomAD4 exome AF: 0.000859 AC: 1256AN: 1461886Hom.: 3 Cov.: 32 AF XY: 0.000873 AC XY: 635AN XY: 727248 show subpopulations
GnomAD4 genome AF: 0.000736 AC: 112AN: 152074Hom.: 0 Cov.: 32 AF XY: 0.000821 AC XY: 61AN XY: 74334 show subpopulations
ClinVar
Submissions by phenotype
Familial thoracic aortic aneurysm and aortic dissection Benign:5
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This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -
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not provided Benign:4
This variant is associated with the following publications: (PMID: 23142374, 26017485, 27647783) -
Variant summary: This c.4694C>T variant affects a conserved nucleotide, resulting in amino acid change from Thr to Met. 3/4 in-silico tools predict this variant to be damaging; however they are not definite. This variant was found in 94/122406 control chromosomes at a frequency of 0.0007679, which is more than 613 times greater than the maximal expected frequency of a pathogenic allele (0.0000013) in this gene, suggesting this variant is benign. At least one clinical lab has classified this variant as likely benign. Taken together, this variant has been classified as Benign. -
MYH11: PP3, BS1 -
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Aortic aneurysm, familial thoracic 4 Benign:2
This variant was observed as part of a predisposition screen in an ostensibly healthy population. A literature search was performed for the gene, cDNA change, and amino acid change (where applicable). Publications were found based on this search. The evidence from the literature, in combination with allele frequency data from public databases where available, was sufficient to rule this variant out of causing disease. Therefore, this variant is classified as benign. -
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Isolated thoracic aortic aneurysm Uncertain:1
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MYH11-related disorder Benign:1
This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at