ClinVar Miner

Submissions for variant NM_007294.4(BRCA1):c.1266T>G (p.Tyr422Ter)

dbSNP: rs80357417
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Total submissions: 6
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Submitter RCV SCV Clinical significance Condition Last evaluated Review status Method Comment
Evidence-based Network for the Interpretation of Germline Mutant Alleles (ENIGMA) RCV000111578 SCV000299569 pathogenic Breast-ovarian cancer, familial, susceptibility to, 1 2016-09-08 reviewed by expert panel curation Variant allele predicted to encode a truncated non-functional protein.
Consortium of Investigators of Modifiers of BRCA1/2 (CIMBA), c/o University of Cambridge RCV000111578 SCV000325000 pathogenic Breast-ovarian cancer, familial, susceptibility to, 1 2015-10-02 criteria provided, single submitter clinical testing
Ambry Genetics RCV000568841 SCV000668379 pathogenic Hereditary cancer-predisposing syndrome 2017-08-04 criteria provided, single submitter clinical testing The p.Y422* pathogenic mutation (also known as c.1266T>G), located in coding exon 9 of the BRCA1 gene, results from a T to G substitution at nucleotide position 1266. This changes the amino acid from a tyrosine to a stop codon within coding exon 9. This alteration is expected to result in loss of function by premature protein truncation or nonsense-mediated mRNA decay. As such, this alteration is interpreted as a disease-causing mutation.
Color Diagnostics, LLC DBA Color Health RCV000568841 SCV001341138 pathogenic Hereditary cancer-predisposing syndrome 2020-01-15 criteria provided, single submitter clinical testing This variant changes 1 nucleotide in exon 10 of the BRCA1 gene, creating a premature translation stop signal. This variant is expected to result in an absent or non-functional protein product. This variant has not been identified in the general population by the Genome Aggregation Database (gnomAD). Loss of BRCA1 function is a known mechanism of disease (clinicalgenome.org). Based on the available evidence, this variant is classified as Pathogenic.
Invitae RCV001857387 SCV002197631 pathogenic Hereditary breast ovarian cancer syndrome 2021-07-01 criteria provided, single submitter clinical testing For these reasons, this variant has been classified as Pathogenic. ClinVar contains an entry for this variant (Variation ID: 54183). This premature translational stop signal has been observed in individual(s) with clinical features of hereditary breast and ovarian cancer (HBOC) syndrome (PMID: 28724667, 29446198). This variant is not present in population databases (ExAC no frequency). This sequence change creates a premature translational stop signal (p.Tyr422*) in the BRCA1 gene. It is expected to result in an absent or disrupted protein product. Loss-of-function variants in BRCA1 are known to be pathogenic (PMID: 20104584).
Breast Cancer Information Core (BIC) (BRCA1) RCV000111578 SCV000144045 pathogenic Breast-ovarian cancer, familial, susceptibility to, 1 2013-03-25 no assertion criteria provided clinical testing

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