chr11-64805130-G-A
Variant summary
Our verdict is Benign. The variant received -19 ACMG points: 0P and 19B. BP4_ModerateBP6_Very_StrongBP7BA1
The NM_001370259.2(MEN1):c.1254C>T(p.Asp418Asp) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.397 in 1,613,902 control chromosomes in the GnomAD database, including 132,028 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).
Frequency
Consequence
NM_001370259.2 synonymous
Scores
Clinical Significance
Conservation
Publications
- multiple endocrine neoplasia type 1Inheritance: AD Classification: DEFINITIVE, STRONG, SUPPORTIVE, LIMITED Submitted by: Labcorp Genetics (formerly Invitae), G2P, ClinGen, Orphanet, Ambry Genetics
 - familial isolated hyperparathyroidismInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
 - pituitary gigantismInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
 - hereditary pheochromocytoma-paragangliomaInheritance: AD Classification: LIMITED Submitted by: Ambry Genetics
 
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ACMG classification
Our verdict: Benign. The variant received -19 ACMG points.
Transcripts
RefSeq
| Gene | Transcript | HGVSc | HGVSp | Effect | Exon rank | MANE | Protein | UniProt | 
|---|---|---|---|---|---|---|---|---|
| MEN1 | NM_001370259.2  | c.1254C>T | p.Asp418Asp | synonymous_variant | Exon 9 of 10 | ENST00000450708.7 | NP_001357188.2 | 
Ensembl
Frequencies
GnomAD3 genomes   AF:  0.318  AC: 48417AN: 152064Hom.:  9443  Cov.: 33 show subpopulations 
GnomAD2 exomes  AF:  0.392  AC: 98289AN: 250996 AF XY:  0.404   show subpopulations 
GnomAD4 exome  AF:  0.405  AC: 591624AN: 1461718Hom.:  122584  Cov.: 56 AF XY:  0.409  AC XY: 297212AN XY: 727164 show subpopulations 
Age Distribution
GnomAD4 genome   AF:  0.318  AC: 48421AN: 152184Hom.:  9444  Cov.: 33 AF XY:  0.322  AC XY: 23940AN XY: 74382 show subpopulations 
Age Distribution
ClinVar
Submissions by phenotype
not specified    Benign:7 
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p.Asp423Asp in exon 10 of MEN1: This variant is not expected to have clinical si gnificance because it is not located within the splice consensus sequence. It ha s been identified in 42% (53295/126568) of European chromosomes by the Genome Ag gregation Database (gnomAD, http://gnomad.broadinstitute.org/; dbSNP rs2071313). -
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Multiple endocrine neoplasia, type 1    Benign:5 
This variant is considered benign. This variant is a silent/synonymous amino acid change and it is not expected to impact splicing. -
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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. -
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not provided    Benign:3 
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Hereditary cancer-predisposing syndrome    Benign:1 
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. -
Hyperparathyroidism    Benign:1 
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. -
Computational scores
Source: 
Splicing
 Find out detailed SpliceAI scores and Pangolin per-transcript scores at