ClinVar Miner

Submissions for variant NM_001111125.3(IQSEC2):c.659G>T (p.Gly220Val)

dbSNP: rs2075417861
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Total submissions: 1
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Submitter RCV SCV Clinical significance Condition Last evaluated Review status Method Comment
Invitae RCV001041535 SCV001205156 uncertain significance Intellectual disability, X-linked 1 2019-10-18 criteria provided, single submitter clinical testing 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. 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 and their clinical significance is uncertain. This variant has not been reported in the literature in individuals with IQSEC2-related conditions. This variant is not present in population databases (ExAC no frequency). This sequence change replaces glycine with valine at codon 220 of the IQSEC2 protein (p.Gly220Val). The glycine residue is weakly conserved and there is a moderate physicochemical difference between glycine and valine.

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