ClinVar Miner

Submissions for variant NM_007294.4(BRCA1):c.4220T>C (p.Leu1407Pro)

dbSNP: rs80357492
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Total submissions: 2
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Submitter RCV SCV Clinical significance Condition Last evaluated Review status Method Comment
Invitae RCV001326890 SCV001517943 uncertain significance Hereditary breast ovarian cancer syndrome 2023-09-27 criteria provided, single submitter clinical testing This variant is not present in population databases (gnomAD no frequency). This sequence change replaces leucine, which is neutral and non-polar, with proline, which is neutral and non-polar, at codon 1407 of the BRCA1 protein (p.Leu1407Pro). This variant has not been reported in the literature in individuals affected with BRCA1-related conditions. ClinVar contains an entry for this variant (Variation ID: 55144). Advanced modeling of protein sequence and biophysical properties (such as structural, functional, and spatial information, amino acid conservation, physicochemical variation, residue mobility, and thermodynamic stability) performed at Invitae indicates that this missense variant is not expected to disrupt BRCA1 protein function. Experimental studies have shown that this missense change affects BRCA1 function (PMID: 15689452, 19369211, 23867111, 28398198). In summary, the available evidence is currently insufficient to determine the role of this variant in disease. Therefore, it has been classified as a Variant of Uncertain Significance.
Breast Cancer Information Core (BIC) (BRCA1) RCV000112300 SCV000145034 uncertain significance Breast-ovarian cancer, familial, susceptibility to, 1 no assertion criteria provided clinical testing

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