ClinVar Miner

Submissions for variant NM_170707.4(LMNA):c.1436del (p.Leu479fs)

dbSNP: rs1553266024
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Total submissions: 3
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Submitter RCV SCV Clinical significance Condition Last evaluated Review status Method Comment
Labcorp Genetics (formerly Invitae), Labcorp RCV000525920 SCV000657801 pathogenic Charcot-Marie-Tooth disease type 2 2022-07-19 criteria provided, single submitter clinical testing For these reasons, this variant has been classified as Pathogenic. ClinVar contains an entry for this variant (Variation ID: 476823). This variant has not been reported in the literature in individuals affected with LMNA-related conditions. This variant is not present in population databases (gnomAD no frequency). This sequence change creates a premature translational stop signal (p.Leu479Argfs*11) in the LMNA gene. It is expected to result in an absent or disrupted protein product. Loss-of-function variants in LMNA are known to be pathogenic (PMID: 18585512, 18926329).
GeneDx RCV000599572 SCV000710719 likely pathogenic not provided 2018-02-28 criteria provided, single submitter clinical testing A variant that is likely pathogenic has been identified in the LMNA gene. The c.1436delT variant hasnot been published as a pathogenic variant, nor has it been reported as a benign variant to our knowledge. The c.1436delT variant causes a frameshift starting with codon Leucine 479, changes this amino acid to an Arginine residue and creates a premature Stop codon at position 11 of the new reading frame, denoted p.Leu479ArgfsX11. This variant is predicted to cause loss of normal protein function either through protein truncation or nonsense-mediated mRNA decay. The c.1436delT variant is not observed in large population cohorts (Lek et al., 2016). Therefore, this variant is likelypathogenic; however, the possibility that it is benign cannot be excluded.
Revvity Omics, Revvity RCV000599572 SCV002022705 likely pathogenic not provided 2021-02-03 criteria provided, single submitter clinical testing

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