ClinVar Miner

Submissions for variant NM_006493.4(CLN5):c.144dup (p.Ser49fs)

dbSNP: rs386833970
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Total submissions: 4
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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 RCV001527017 SCV001737838 likely pathogenic Neuronal ceroid lipofuscinosis 2021-05-23 criteria provided, single submitter clinical testing Variant summary: CLN5 c.291dupC (p.Ser98LeufsX13) results in a premature termination codon, predicted to cause a truncation of the encoded protein or absence of the protein due to nonsense mediated decay, which are commonly known mechanisms for disease. Truncations downstream of this position have been classified as pathogenic by our laboratory. The variant was absent in 203636 control chromosomes. c.291dupC has been reported in the literature in individuals affected with Neuronal Ceroid-Lipofuscinosis (Batten Disease) (example, Kousi_2012, Kohan_2015) and has also been subsequently cited by others. These data indicate that the variant may be associated with disease. To our knowledge, no experimental evidence demonstrating an impact on protein function has been reported. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar after 2014. Based on the evidence outlined above, the variant was classified as likely pathogenic.
Fulgent Genetics, Fulgent Genetics RCV000049945 SCV002808750 likely pathogenic Neuronal ceroid lipofuscinosis 5 2022-05-14 criteria provided, single submitter clinical testing
Invitae RCV001527017 SCV004296503 pathogenic Neuronal ceroid lipofuscinosis 2023-09-03 criteria provided, single submitter clinical testing This sequence change creates a premature translational stop signal (p.Ser98Leufs*13) in the CLN5 gene. It is expected to result in an absent or disrupted protein product. Loss-of-function variants in CLN5 are known to be pathogenic (PMID: 20157158). This variant is not present in population databases (gnomAD no frequency). This premature translational stop signal has been observed in individual(s) with clinical features of neuronal ceroid lipofuscinosis type 5 (CLN5) (PMID: 21990111). ClinVar contains an entry for this variant (Variation ID: 56532). For these reasons, this variant has been classified as Pathogenic.
Juha Muilu Group; Institute for Molecular Medicine Finland (FIMM) RCV000049945 SCV000082354 probable-pathogenic Neuronal ceroid lipofuscinosis 5 no assertion criteria provided not provided Converted during submission to Likely pathogenic.

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