rs143585233
Variant summary
Our verdict is Benign. Variant got -10 ACMG points: 1P and 11B. PP2BP4_ModerateBP6BS1BS2
The NM_022455.5(NSD1):āc.1364T>Cā(p.Met455Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000128 in 1,613,978 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars).
Frequency
Consequence
NM_022455.5 missense
Scores
Clinical Significance
Conservation
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ACMG classification
Verdict is Benign. Variant got -10 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.0000986 AC: 15AN: 152122Hom.: 0 Cov.: 31
GnomAD3 exomes AF: 0.000179 AC: 45AN: 251456Hom.: 0 AF XY: 0.000177 AC XY: 24AN XY: 135896
GnomAD4 exome AF: 0.000131 AC: 192AN: 1461856Hom.: 0 Cov.: 35 AF XY: 0.000110 AC XY: 80AN XY: 727234
GnomAD4 genome AF: 0.0000986 AC: 15AN: 152122Hom.: 0 Cov.: 31 AF XY: 0.0000942 AC XY: 7AN XY: 74286
ClinVar
Submissions by phenotype
not provided Uncertain:1Benign:3
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This variant is associated with the following publications: (PMID: 15742365) -
NSD1: BS2 -
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not specified Benign:1
Variant summary: NSD1 c.1364T>C (p.Met455Thr) results in a non-conservative amino acid change in the encoded protein sequence. Four of five in-silico tools predict a benign effect of the variant on protein function. The variant allele was found at a frequency of 0.00018 in 251456 control chromosomes. The observed variant frequency is approximately 3 fold of the estimated maximal expected allele frequency for a pathogenic variant in NSD1 causing Sotos Syndrome phenotype (7.1e-05). To our knowledge, no experimental evidence demonstrating this variant's impact on protein function have been reported. ClinVar contains an entry for this variant (Variation ID: 96034). Based on the evidence outlined above, the variant was classified as likely benign. -
Inborn genetic diseases Benign:1
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. -
Sotos syndrome Benign:1
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NSD1-related disorder Benign:1
This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at