chr14-56579983-CG-C

Variant summary

Our verdict is Likely pathogenic. Variant got 8 ACMG points: 8P and 0B. PVS1_StrongPM2PP5_Moderate

The NM_017799.4(TMEM260):​c.74del​(p.Gly25AlafsTer32) variant causes a frameshift change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000549 in 1,092,518 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Likely pathogenic (★).

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.0000055 ( 0 hom. )

Consequence

TMEM260
NM_017799.4 frameshift

Scores

Not classified

Clinical Significance

Likely pathogenic criteria provided, single submitter P:1

Conservation

PhyloP100: 2.76
Variant links:
Genes affected
TMEM260 (HGNC:20185): (transmembrane protein 260) Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 8 ACMG points.

PVS1
Loss of function variant, product does not undergo nonsense mediated mRNA decay. Variant located near the start codon (<100nt), not predicted to undergo nonsense mediated mRNA decay. There are 14 pathogenic variants in the truncated region.
PM2
Very rare variant in population databases, with high coverage;
PP5
Variant 14-56579983-CG-C is Pathogenic according to our data. Variant chr14-56579983-CG-C is described in ClinVar as [Likely_pathogenic]. Clinvar id is 3065317.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TMEM260NM_017799.4 linkuse as main transcriptc.74del p.Gly25AlafsTer32 frameshift_variant 1/16 ENST00000261556.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TMEM260ENST00000261556.11 linkuse as main transcriptc.74del p.Gly25AlafsTer32 frameshift_variant 1/162 NM_017799.4 P1Q9NX78-1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD4 exome
AF:
0.00000549
AC:
6
AN:
1092518
Hom.:
0
Cov.:
30
AF XY:
0.00000581
AC XY:
3
AN XY:
516444
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000503
Gnomad4 FIN exome
AF:
0.0000621
Gnomad4 NFE exome
AF:
0.00000217
Gnomad4 OTH exome
AF:
0.0000228
GnomAD4 genome
Cov.:
33

ClinVar

Significance: Likely pathogenic
Submissions summary: Pathogenic:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Structural heart defects and renal anomalies syndrome Pathogenic:1
Likely pathogenic, criteria provided, single submitterclinical testingCenter for Genomic Medicine, King Faisal Specialist Hospital and Research CenterMar 26, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs1353172878; hg19: chr14-57046701; API