chr11-125102262-GC-G

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_001258244.2(TMEM218):​c.-22del variant causes a 5 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000286 in 1,608,902 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000030 ( 0 hom. )

Consequence

TMEM218
NM_001258244.2 5_prime_UTR

Scores

Not classified

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.272
Variant links:
Genes affected
TMEM218 (HGNC:27344): (transmembrane protein 218) Predicted to be located in cilium. Predicted to be integral component of membrane. Implicated in Joubert syndrome. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
TMEM218NM_001258244.2 linkuse as main transcriptc.-22del 5_prime_UTR_variant 3/5 ENST00000682305.1 NP_001245173.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
TMEM218ENST00000682305.1 linkuse as main transcriptc.-22del 5_prime_UTR_variant 3/5 NM_001258244.2 ENSP00000506979 P1

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152198
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000414
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000514
AC:
12
AN:
233388
Hom.:
0
AF XY:
0.0000785
AC XY:
10
AN XY:
127368
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000334
Gnomad FIN exome
AF:
0.0000511
Gnomad NFE exome
AF:
0.00000965
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000302
AC:
44
AN:
1456588
Hom.:
0
Cov.:
29
AF XY:
0.0000483
AC XY:
35
AN XY:
724572
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:
0.000419
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000721
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152314
Hom.:
0
Cov.:
33
AF XY:
0.0000269
AC XY:
2
AN XY:
74476
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000415
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000508
Hom.:
0
Bravo
AF:
0.00000756

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingGeneDxMay 10, 2024Frameshift variant predicted to result in protein truncation or nonsense mediated decay in a gene for which loss-of-function is not an established mechanism of disease; Reported using an alternate transcript of the gene; Has not been previously published as pathogenic or benign to our knowledge -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs769275992; hg19: chr11-124972158; API