16-88715682-CCTCCAG-CCTCCAGCTCCAGCTCCAG

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP3

The NM_001142864.4(PIEZO1):​c.7477_7488dupCTGGAGCTGGAG​(p.Glu2496_Glu2497insLeuGluLeuGlu) variant causes a conservative inframe insertion change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: not found (cov: 33)

Consequence

PIEZO1
NM_001142864.4 conservative_inframe_insertion

Scores

Not classified

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.425
Variant links:
Genes affected
PIEZO1 (HGNC:28993): (piezo type mechanosensitive ion channel component 1 (Er blood group)) The protein encoded by this gene is a mechanically-activated ion channel that links mechanical forces to biological signals. The encoded protein contains 36 transmembrane domains and functions as a homotetramer. Defects in this gene have been associated with dehydrated hereditary stomatocytosis. [provided by RefSeq, Jul 2015]

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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;
BP3
Nonframeshift variant in repetitive region in NM_001142864.4

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
PIEZO1NM_001142864.4 linkc.7477_7488dupCTGGAGCTGGAG p.Glu2496_Glu2497insLeuGluLeuGlu conservative_inframe_insertion Exon 51 of 51 ENST00000301015.14 NP_001136336.2 Q92508

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
PIEZO1ENST00000301015.14 linkc.7477_7488dupCTGGAGCTGGAG p.Glu2496_Glu2497insLeuGluLeuGlu conservative_inframe_insertion Exon 51 of 51 1 NM_001142864.4 ENSP00000301015.9 Q92508

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD4 exome
Cov.:
35
GnomAD4 genome
Cov.:
33

ClinVar

Not reported in ClinVar

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: rs587776992; hg19: chr16-88782090; API