ClinVar Miner

Submissions for variant NM_005559.4(LAMA1):c.6257A>C (p.Lys2086Thr)

gnomAD frequency: 0.00094  dbSNP: rs142934543
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Total submissions: 5
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Submitter RCV SCV Clinical significance Condition Last evaluated Review status Method Comment
CeGaT Center for Human Genetics Tuebingen RCV000585460 SCV000692925 likely benign not provided 2022-10-01 criteria provided, single submitter clinical testing LAMA1: BP4
Labcorp Genetics (formerly Invitae), Labcorp RCV000585460 SCV002248128 uncertain significance not provided 2022-09-27 criteria provided, single submitter clinical testing This sequence change replaces lysine, which is basic and polar, with threonine, which is neutral and polar, at codon 2086 of the LAMA1 protein (p.Lys2086Thr). This variant is present in population databases (rs142934543, gnomAD 0.1%), including at least one homozygous and/or hemizygous individual. This variant has not been reported in the literature in individuals affected with LAMA1-related conditions. ClinVar contains an entry for this variant (Variation ID: 493227). Advanced modeling of protein sequence and biophysical properties (such as structural, functional, and spatial information, amino acid conservation, physicochemical variation, residue mobility, and thermodynamic stability) performed at Invitae indicates that this missense variant is expected to disrupt LAMA1 protein function. In summary, the available evidence is currently insufficient to determine the role of this variant in disease. Therefore, it has been classified as a Variant of Uncertain Significance.
Ambry Genetics RCV002530842 SCV003708598 likely benign Inborn genetic diseases 2022-01-07 criteria provided, single submitter clinical testing This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity.
Revvity Omics, Revvity RCV003133387 SCV003812723 uncertain significance Ataxia - intellectual disability - oculomotor apraxia - cerebellar cysts syndrome 2022-11-02 criteria provided, single submitter clinical testing
Institute of Human Genetics, Univ. Regensburg, Univ. Regensburg RCV004817779 SCV005068792 uncertain significance Retinal dystrophy 2022-01-01 no assertion criteria provided clinical testing

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