ClinVar Miner

Submissions for variant NM_000094.4(COL7A1):c.7414G>A (p.Gly2472Ser)

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Total submissions: 2
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Submitter RCV SCV Clinical significance Condition Last evaluated Review status Method Comment
Women's Health and Genetics/Laboratory Corporation of America, LabCorp RCV004701118 SCV005204611 uncertain significance not specified 2024-06-19 criteria provided, single submitter clinical testing
Victorian Clinical Genetics Services, Murdoch Childrens Research Institute RCV004787154 SCV005399711 likely pathogenic Recessive dystrophic epidermolysis bullosa 2024-10-08 criteria provided, single submitter clinical testing Based on the classification scheme VCGS_Germline_v1.3.4, this variant is classified as Likely Pathogenic. Following criteria are met: 0103 - Dominant negative and loss of function are known mechanisms of disease in this gene and are associated with dystrophic epidermolysis bullosa (DEB) (OMIM, PMID: 31670143). (I) 0108 - This gene is associated with both recessive and dominant disease. The spectrum of DEB associated with this gene can be either dominant or recessive. Dominant inheritance (DDEB; MIM#131750) is typically associated with milder phenotypes, whereas recessive inheritance (RDEB; MIM#226600) is usually observed in more severe cases (OMIM). (I) 0115 - Variants in this gene are known to have variable expressivity. Severity ranges from involving only nails to generalized and severe blistering and scarring (PMID: 31670143). (I) 0200 - Variant is predicted to result in a missense amino acid change from glycine to serine. (I) 0251 - This variant is heterozygous. (I) 0301 - Variant is absent from gnomAD (both v2 and v3). (SP) 0501 - Missense variant consistently predicted to be damaging by multiple in silico tools or highly conserved with a major amino acid change. (SP) 0601 - Variant is located in the well-established functional Gly-X-Y motif within a collagen repeat domain, and affects a glycine residue (DECIPHER). (SP) 0704 - Another missense variant comparable to the one identified in this case has limited previous evidence for pathogenicity. The variant p.(Gly2472Asp) was reported as compound heterozygous with a premature termination codon variant in an indivdual with inversa recessive dystrophic epidermolysis bullosa (RDEB-I) (PMID: 20555349). (SP) 0807 - This variant has no previous evidence of pathogenicity. (I) 0905 - No published segregation evidence has been identified for this variant. (I) 1007 - No published functional evidence has been identified for this variant. (I) 1207 - Parental origin of the variant is unresolved. Both parents are heterozygous for this variant (by trio analysis). (I) Legend: (SP) - Supporting pathogenic, (I) - Information, (SB) - Supporting benign

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