ClinVar Miner

Submissions for variant NM_170707.4(LMNA):c.398G>T (p.Arg133Leu)

dbSNP: rs60864230
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Total submissions: 4
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Submitter RCV SCV Clinical significance Condition Last evaluated Review status Method Comment
Invitae RCV001387326 SCV001587929 pathogenic Charcot-Marie-Tooth disease type 2 2020-07-05 criteria provided, single submitter clinical testing For these reasons, this variant has been classified as Pathogenic. This variant disrupts the p.Arg133 amino acid residue in LMNA. Other variant(s) that disrupt this residue have been determined to be pathogenic (PMID: 14615128, 11503164). This suggests that this residue is clinically significant, and that variants that disrupt this residue are likely to be disease-causing. This variant has been reported to affect LMNA protein function (PMID: 31293201, 26724531). This variant has been observed in individual(s) with lipodystrophy and clinical features of Hutchinson–Gilford progeria syndrome (PMID: 12629077, 31293201, 16174718). In at least one individual the variant was observed to be de novo. ClinVar contains an entry for this variant (Variation ID: 14488). This variant is not present in population databases (ExAC no frequency). This sequence change replaces arginine with leucine at codon 133 of the LMNA protein (p.Arg133Leu). The arginine residue is highly conserved and there is a moderate physicochemical difference between arginine and leucine.
OMIM RCV000015577 SCV000035842 pathogenic Familial partial lipodystrophy, Dunnigan type 2005-12-01 no assertion criteria provided literature only
OMIM RCV000015578 SCV000035843 pathogenic Hutchinson-Gilford progeria syndrome, childhood-onset 2005-12-01 no assertion criteria provided literature only
Epithelial Biology; Institute of Medical Biology, Singapore RCV000057399 SCV000088512 not provided not provided no assertion provided not provided

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