rs372585344
Variant summary
Our verdict is Likely benign. The variant received -5 ACMG points: 0P and 5B. BP4_StrongBP6
The NM_001199397.3(NEK1):c.1137T>A(p.Asp379Glu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00037 in 1,610,356 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. D379G) has been classified as Uncertain significance.
Frequency
Consequence
NM_001199397.3 missense
Scores
Clinical Significance
Conservation
Publications
- amyotrophic lateral sclerosis, susceptibility to, 24Inheritance: AD Classification: DEFINITIVE, STRONG, MODERATE Submitted by: Labcorp Genetics (formerly Invitae), Genomics England PanelApp, ClinGen
- short-rib thoracic dysplasia 6 with or without polydactylyInheritance: AR Classification: DEFINITIVE, STRONG Submitted by: G2P, Labcorp Genetics (formerly Invitae)
- orofaciodigital syndrome type IIInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
- short rib-polydactyly syndrome, Majewski typeInheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
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ACMG classification
Our verdict: Likely_benign. The variant received -5 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.000204 AC: 31AN: 151946Hom.: 0 Cov.: 32 show subpopulations
GnomAD2 exomes AF: 0.000138 AC: 34AN: 246484 AF XY: 0.000127 show subpopulations
GnomAD4 exome AF: 0.000387 AC: 565AN: 1458292Hom.: 0 Cov.: 31 AF XY: 0.000359 AC XY: 260AN XY: 725206 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.000204 AC: 31AN: 152064Hom.: 0 Cov.: 32 AF XY: 0.000121 AC XY: 9AN XY: 74360 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
not provided Uncertain:3
In silico analysis, which includes protein predictors and evolutionary conservation, supports that this variant does not alter protein structure/function; This variant is associated with the following publications: (PMID: 28089114) -
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NEK1-related disorder Uncertain:1
The NEK1 c.1137T>A variant is predicted to result in the amino acid substitution p.Asp379Glu. This variant was reported in a control individual in a study of patients with motor neuron disease; to our knowledge, it has not been reported in any affected individuals (Supplementary Table 4 in Black et al. 2016. PubMed ID: 28089114). This variant is reported in 0.026% of alleles in individuals of European (Non-Finnish) descent in gnomAD. At this time, the clinical significance of this variant is uncertain due to the absence of conclusive functional and genetic evidence. -
Short-rib thoracic dysplasia 6 with or without polydactyly Uncertain:1
This sequence change replaces aspartic acid, which is acidic and polar, with glutamic acid, which is acidic and polar, at codon 379 of the NEK1 protein (p.Asp379Glu). This variant is present in population databases (rs372585344, gnomAD 0.03%). This variant has not been reported in the literature in individuals affected with NEK1-related conditions. ClinVar contains an entry for this variant (Variation ID: 266047). Invitae Evidence Modeling of protein sequence and biophysical properties (such as structural, functional, and spatial information, amino acid conservation, physicochemical variation, residue mobility, and thermodynamic stability) indicates that this missense variant is not expected to disrupt NEK1 protein function with a negative predictive value of 95%. 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. -
Amyotrophic lateral sclerosis, susceptibility to, 24 Uncertain:1
The NEK1 c.1137T>A; p.Asp379Glu variant (rs372585344), to our knowledge, is not described in the medical literature but contains an entry in ClinVar (Variation ID: 266047). It is observed in the Non-Finnish European population at an overall frequency of 0.027% (34/125486 alleles) in the Genome Aggregation Database. The aspartic acid 379 is highly conserved (Alamut v.2.11), however several species have glutamic acid at this position, suggesting that this amino acid change may be evolutionary tolerated. Further, computational algorithms (PolyPhen-2, SIFT) predict that this variant is tolerated. However, due to the lack of clinical and functional data regarding this variant, its clinical significance cannot be determined with certainty. -
not specified Benign:1
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Motor neuron disease Benign:1
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Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at