rs747342409

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP6

The NM_153704.6(TMEM67):​c.2765-6del variant causes a splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000275 in 1,493,410 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars).

Frequency

Genomes: 𝑓 0.000046 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000025 ( 0 hom. )

Consequence

TMEM67
NM_153704.6 splice_polypyrimidine_tract, intron

Scores

Not classified

Clinical Significance

Conflicting classifications of pathogenicity criteria provided, conflicting classifications U:1B:2

Conservation

PhyloP100: -0.165
Variant links:
Genes affected
TMEM67 (HGNC:28396): (transmembrane protein 67) The protein encoded by this gene localizes to the primary cilium and to the plasma membrane. The gene functions in centriole migration to the apical membrane and formation of the primary cilium. Multiple transcript variants encoding different isoforms have been found for this gene. Defects in this gene are a cause of Meckel syndrome type 3 (MKS3) and Joubert syndrome type 6 (JBTS6). [provided by RefSeq, Nov 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP6
Variant 8-93815292-AT-A is Benign according to our data. Variant chr8-93815292-AT-A is described in ClinVar as [Conflicting_classifications_of_pathogenicity]. Clinvar id is 235726.We mark this variant Likely_benign, oryginal submissions are: {Likely_benign=2, Uncertain_significance=1}.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TMEM67NM_153704.6 linkuse as main transcriptc.2765-6del splice_polypyrimidine_tract_variant, intron_variant ENST00000453321.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TMEM67ENST00000453321.8 linkuse as main transcriptc.2765-6del splice_polypyrimidine_tract_variant, intron_variant 1 NM_153704.6 P1

Frequencies

GnomAD3 genomes
AF:
0.0000460
AC:
7
AN:
152054
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
Gnomad ASJ
AF:
0.000288
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000588
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000338
AC:
5
AN:
147848
Hom.:
0
AF XY:
0.0000254
AC XY:
2
AN XY:
78748
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000146
Gnomad ASJ exome
AF:
0.000260
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000253
AC:
34
AN:
1341356
Hom.:
0
Cov.:
25
AF XY:
0.0000301
AC XY:
20
AN XY:
663622
show subpopulations
Gnomad4 AFR exome
AF:
0.0000339
Gnomad4 AMR exome
AF:
0.0000968
Gnomad4 ASJ exome
AF:
0.000207
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000138
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000192
Gnomad4 OTH exome
AF:
0.0000718
GnomAD4 genome
AF:
0.0000460
AC:
7
AN:
152054
Hom.:
0
Cov.:
32
AF XY:
0.0000673
AC XY:
5
AN XY:
74290
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000131
Gnomad4 ASJ
AF:
0.000288
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000588
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000174
Hom.:
0
Bravo
AF:
0.0000756

ClinVar

Significance: Conflicting classifications of pathogenicity
Submissions summary: Uncertain:1Benign:2
Revision: criteria provided, conflicting classifications
LINK: link

Submissions by phenotype

not provided Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingCenter for Pediatric Genomic Medicine, Children's Mercy Hospital and ClinicsJan 11, 2016- -
Meckel-Gruber syndrome;C0431399:Familial aplasia of the vermis Benign:1
Likely benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJan 08, 2024- -
not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingEurofins Ntd Llc (ga)Oct 23, 2017- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.10
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: rs747342409; hg19: chr8-94827520; API