rs113964173
Variant summary
Our verdict is Benign. The variant received -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBS1BS2
The NM_002474.3(MYH11):c.5676G>C(p.Glu1892Asp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00563 in 1,613,984 control chromosomes in the GnomAD database, including 39 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. E1892K) 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 -20 ACMG points.
Transcripts
RefSeq
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | MANE | Protein | UniProt |
|---|---|---|---|---|---|---|---|---|
| MYH11 | NM_002474.3 | c.5676G>C | p.Glu1892Asp | missense_variant | Exon 40 of 41 | ENST00000300036.6 | NP_002465.1 | |
| MYH11 | NM_001040113.2 | c.5697G>C | p.Glu1899Asp | missense_variant | Exon 41 of 43 | ENST00000452625.7 | NP_001035202.1 | |
| NDE1 | NM_017668.3 | c.948-9172C>G | 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.5676G>C | p.Glu1892Asp | missense_variant | Exon 40 of 41 | 1 | NM_002474.3 | ENSP00000300036.5 | ||
| MYH11 | ENST00000452625.7 | c.5697G>C | p.Glu1899Asp | missense_variant | Exon 41 of 43 | 1 | NM_001040113.2 | ENSP00000407821.2 | ||
| NDE1 | ENST00000396354.6 | c.948-9172C>G | intron_variant | Intron 8 of 8 | 1 | NM_017668.3 | ENSP00000379642.1 |
Frequencies
GnomAD3 genomes AF: 0.00500 AC: 761AN: 152194Hom.: 4 Cov.: 32 show subpopulations
GnomAD2 exomes AF: 0.00507 AC: 1273AN: 251278 AF XY: 0.00536 show subpopulations
GnomAD4 exome AF: 0.00569 AC: 8321AN: 1461672Hom.: 35 Cov.: 31 AF XY: 0.00570 AC XY: 4148AN XY: 727158 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.00500 AC: 761AN: 152312Hom.: 4 Cov.: 32 AF XY: 0.00486 AC XY: 362AN XY: 74474 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
Aortic aneurysm, familial thoracic 4 Benign:6
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This variant was observed in the ICSL laboratory as part of a predisposition screen in an ostensibly healthy population. It had not been previously curated by ICSL or reported in the Human Gene Mutation Database (HGMD: prior to June 1st, 2018), and was therefore a candidate for classification through an automated scoring system. Utilizing variant allele frequency, disease prevalence and penetrance estimates, and inheritance mode, an automated score was calculated to assess if this variant is too frequent to cause the disease. Based on the score and internal cut-off values, a variant classified as likely benign is not then subjected to further curation. The score for this variant resulted in a classification of likely benign for this disease. -
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not specified Benign:5
p.Glu1899Asp in exon 41 of MYH11: This variant is not expected to have clinical significance because it has been identified in 0.5% (623/121214) of pan ethnic c hromosomes including 3 homozygous individuals by the Exome Aggregation Consortiu m (ExAC, http://exac.broadinstitute.org/; dbSNP rs113964173). -
This variant is considered likely benign or benign based on one or more of the following criteria: it is a conservative change, it occurs at a poorly conserved position in the protein, it is predicted to be benign by multiple in silico algorithms, and/or has population frequency not consistent with disease. -
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BS1;BP6 -
not provided Benign:3
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MYH11: BS2; NDE1: BS2 -
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Familial thoracic aortic aneurysm and aortic dissection Benign:2
This alteration is classified as 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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Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at