ClinVar Miner

Submissions for variant NM_004612.4(TGFBR1):c.500A>C (p.Asp167Ala)

dbSNP: rs1060502044
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Total submissions: 1
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Submitter RCV SCV Clinical significance Condition Last evaluated Review status Method Comment
Invitae RCV000469878 SCV000548338 uncertain significance Familial thoracic aortic aneurysm and aortic dissection 2016-07-02 criteria provided, single submitter clinical testing This sequence change replaces aspartic acid with alanine at codon 167 of the TGFBR1 protein (p.Asp167Ala). The aspartic acid residue is highly conserved and there is a moderate physicochemical difference between aspartic acid and alanine. This variant is not present in population databases (ExAC no frequency) and has not been reported in the literature in individuals with a TGFBR1-related disease. In summary, this variant is a novel missense change that is not predicted to affect protein function. There is no indication that it causes disease, but the available evidence is currently insufficient to prove that conclusively. Therefore, it has been classified as a Variant of Uncertain Significance. Algorithms developed to predict the effect of missense changes on protein structure and function (SIFT, PolyPhen-2, Align-GVGD) all suggest that this variant is likely to be tolerated, but these predictions have not been confirmed by published functional studies.

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