rs11762213
Variant summary
Our verdict is Benign. Variant got -21 ACMG points: 0P and 21B. BP4_StrongBP6_Very_StrongBP7BA1
The NM_000245.4(MET):c.144G>A(p.Ala48Ala) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0456 in 1,613,846 control chromosomes in the GnomAD database, including 1,985 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).
Frequency
Consequence
NM_000245.4 synonymous
Scores
Clinical Significance
Conservation
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ACMG classification
Verdict is Benign. Variant got -21 ACMG points.
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
MET | NM_000245.4 | c.144G>A | p.Ala48Ala | synonymous_variant | Exon 2 of 21 | ENST00000397752.8 | NP_000236.2 |
Ensembl
Frequencies
GnomAD3 genomes AF: 0.0331 AC: 5028AN: 152004Hom.: 108 Cov.: 32
GnomAD3 exomes AF: 0.0332 AC: 8281AN: 249368Hom.: 211 AF XY: 0.0338 AC XY: 4570AN XY: 135280
GnomAD4 exome AF: 0.0469 AC: 68626AN: 1461724Hom.: 1877 Cov.: 32 AF XY: 0.0456 AC XY: 33156AN XY: 727160
GnomAD4 genome AF: 0.0331 AC: 5028AN: 152122Hom.: 108 Cov.: 32 AF XY: 0.0310 AC XY: 2303AN XY: 74370
ClinVar
Submissions by phenotype
not specified Benign:7
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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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not provided Benign:4
Variant summary: The MET c.144G>A (p.Ala48Ala) variant causes a synonymous change involving a non-conserved nucleotide. The variant of interest was observed in the large, broad control population, ExAC, with an allele frequency of 3980/120670 (1/30, 106 homozygotes), which significantly exceeds the estimated maximal expected allele frequency for a pathogenic MET variant of 1/666666, suggesting this variant is likely a benign polymorphism. Multiple reputable clinical laboratories cite the variant as "benign." Therefore, the variant has been classified as Benign. -
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Papillary renal cell carcinoma type 1 Benign:3
This variant is considered benign. This variant is a silent/synonymous amino acid change and it is not expected to impact splicing. This variant has been observed at a population frequency that is significantly greater than expected given the associated disease prevalence and penetrance. -
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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 benign is not then subjected to further curation. The score for this variant resulted in a classification of benign for this disease. -
Hereditary cancer-predisposing syndrome 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. -
BA1, BS2_Supporting, BP4, BP7 c.144G>A, located in exon 2 of the MET gene, is predicted to result in no amino acid change, p.(Ala48=) (BP7). The variant allele was found in 8553/266234, with a filtering allele frequency of 0,050% at 99% confidence within the non-Finnish European population and has been observed in homozygous state in 210 control chromosomes in the gnomAD v2.1.1 database (non-cancer data set) (BA1 and BS2_supp). The SpliceAI algorithm predicts no significant impact on splicing (BP4). To our knowledge, no well-established functional studies have been reported for this variant. This variant has an ambiguous association with the risk of recurrence of clear cell and papillary renal cell cancer (PMID: 28358873, 23219378, 26505625). It has been reported in the ClinVar database (15x benign) and in the LOVD database (3x benign and 1x likely benign). Based on currently available information, variant c.144G>A should be considered a benign variant. -
Renal cell carcinoma Benign:1
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Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at