ClinVar Miner

Submissions for variant NM_005677.4:c.(814+1_815-1)_(954+1_955-1)del

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Total submissions: 1
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Submitter RCV SCV Clinical significance Condition Last evaluated Review status Method Comment
Department of Medical Genetics, National Institute of Health RCV002221289 SCV001976653 pathogenic Congenital myasthenic syndrome 5 2021-10-04 no assertion criteria provided clinical testing The novel c.(814+1_815-1)_(954+1_955-1)del copy number variation was identified at homozygous state in a consanguineous Moroccan female child using Clinical Exome Sequencing (CES). This large deletion of exon 13 in the COLQ gene was validated in the proband and both of her parents using quantitative real-time PCR (RT-qPCR). This CNV was inherited from both parents and has never been reported in public databases (accessed 06 October 2021). It was also not found in an in-house database of 112 Moroccan CES data results (personal data). Mutations in COLQ gene was responsible for Acetylcholinesterase (AChE) deficiency or Congenital Myasthenic Syndrome type-5 (CMS5; MIM #603034).

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