9-137192305-AGCGCCTGCTCCT-A

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PM2PM4

The NM_001128228.3(TPRN):​c.2015_2026del​(p.Gln672_Ala675del) variant causes a inframe deletion change. The variant allele was found at a frequency of 0.00000274 in 1,460,658 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.0000027 ( 0 hom. )

Consequence

TPRN
NM_001128228.3 inframe_deletion

Scores

Not classified

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.04
Variant links:
Genes affected
TPRN (HGNC:26894): (taperin) This locus encodes a sensory epithelial protein. It was defined by linkage analysis in three Pakistani families to lie between D9S1818 (centromeric) and D9SH6 (telomeric). Mutations at this locus have been associated with autosomal recessive deafness. [provided by RefSeq, Oct 2010]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PM4
Nonframeshift variant in NON repetitive region in NM_001128228.3.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
TPRNNM_001128228.3 linkuse as main transcriptc.2015_2026del p.Gln672_Ala675del inframe_deletion 3/4 ENST00000409012.6 NP_001121700.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
TPRNENST00000409012.6 linkuse as main transcriptc.2015_2026del p.Gln672_Ala675del inframe_deletion 3/41 NM_001128228.3 ENSP00000387100 P1Q4KMQ1-1
TPRNENST00000477345.1 linkuse as main transcriptn.2736_2747del non_coding_transcript_exon_variant 2/31
TPRNENST00000333046.8 linkuse as main transcriptc.1409_1420del p.Gln470_Ala473del inframe_deletion 3/32 ENSP00000327617

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD4 exome
AF:
0.00000274
AC:
4
AN:
1460658
Hom.:
0
AF XY:
0.00000275
AC XY:
2
AN XY:
726642
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:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000270
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
33
Bravo
AF:
0.00000378

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 testingGeneDxSep 14, 2021In-frame deletion of 4 amino acids in a non-repeat region; Not observed at significant frequency in large population cohorts (Lek et al., 2016); In silico analysis supports a deleterious effect on protein structure/function; Has not been previously published as pathogenic or benign to our knowledge -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

Splicing

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: rs1834633490; hg19: chr9-140086757; API