rs369599647
Variant summary
Our verdict is Likely benign. The variant received -5 ACMG points: 0P and 5B. BP4BS2
The NM_022114.4(PRDM16):c.2260G>A(p.Glu754Lys) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000107 in 1,612,754 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. E754Q) has been classified as Uncertain significance.
Frequency
Consequence
NM_022114.4 missense
Scores
Clinical Significance
Conservation
Publications
- left ventricular noncompaction 8Inheritance: AD Classification: MODERATE, LIMITED Submitted by: Ambry Genetics, Illumina, Labcorp Genetics (formerly Invitae)
- familial isolated dilated cardiomyopathyInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- left ventricular noncompactionInheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
- dilated cardiomyopathyInheritance: AD Classification: LIMITED Submitted by: ClinGen
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ACMG classification
Our verdict: Likely_benign. The variant received -5 ACMG points.
Transcripts
RefSeq
Ensembl
Frequencies
GnomAD3 genomes AF: 0.0000396 AC: 6AN: 151650Hom.: 0 Cov.: 33 show subpopulations
GnomAD2 exomes AF: 0.0000403 AC: 10AN: 248434 AF XY: 0.0000593 show subpopulations
GnomAD4 exome AF: 0.000114 AC: 167AN: 1460988Hom.: 0 Cov.: 36 AF XY: 0.000128 AC XY: 93AN XY: 726844 show subpopulations
Age Distribution
GnomAD4 genome AF: 0.0000395 AC: 6AN: 151766Hom.: 0 Cov.: 33 AF XY: 0.0000539 AC XY: 4AN XY: 74210 show subpopulations
Age Distribution
ClinVar
Submissions by phenotype
not provided Uncertain:1
In silico analysis indicates that this missense variant does not alter protein structure/function; This variant is associated with the following publications: (PMID: 31983221) -
Left ventricular noncompaction 8 Uncertain:1
This sequence change replaces glutamic acid, which is acidic and polar, with lysine, which is basic and polar, at codon 754 of the PRDM16 protein (p.Glu754Lys). This variant is present in population databases (rs369599647, gnomAD 0.006%). This missense change has been observed in individual(s) with dilated cardiomyopathy (PMID: 31983221). ClinVar contains an entry for this variant (Variation ID: 474418). An algorithm developed to predict the effect of missense changes on protein structure and function (PolyPhen-2) suggests that this variant is likely to be disruptive. 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. -
Computational scores
Source:
Splicing
Find out detailed SpliceAI scores and Pangolin per-transcript scores at