Genetic Variant NM_001286445.3:c.3044-39_3044-38insCA (chr6-24806511-C-CTG) – ACMG Classification: Uncertain_significance (0 pts)

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 0P and 0B.

The NM_001286445.3(RIPOR2):c.3044-39_3044-38insCA variant causes a intron change involving the alteration of a non-conserved nucleotide. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 0)

Exomes 𝑓: 0.0000024 ( 0 hom. )

Consequence

RIPOR2
NM_001286445.3 intron

Scores

Not classified

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -0.404

Publications

5 publications found

Variant links:

Genes affected

RIPOR2 (HGNC:13872): (RHO family interacting cell polarization regulator 2) This gene encodes an atypical inhibitor of the small G protein RhoA. Inhibition of RhoA activity by the encoded protein mediates myoblast fusion and polarization of T cells and neutrophils. The encoded protein is a component of hair cell stereocilia that is essential for hearing. A splice site mutation in this gene results in hearing loss in human patients. [provided by RefSeq, Sep 2016]

RIPOR2 Gene-Disease associations (from GenCC):

autosomal recessive nonsyndromic hearing loss 104
Inheritance: AR Classification: MODERATE, LIMITED Submitted by: Labcorp Genetics (formerly Invitae), Ambry Genetics, PanelApp Australia
nonsyndromic genetic hearing loss
Inheritance: AR Classification: MODERATE Submitted by: ClinGen
hearing loss, autosomal recessive
Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
autosomal dominant nonsyndromic hearing loss 21
Inheritance: AD Classification: LIMITED Submitted by: Ambry Genetics

RIPOR2 links:

ENSG00000282804 (HGNC:):

ENSG00000282804 links:

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
RIPOR2	NM_001286445.3 link	c.3044-39_3044-38insCA		intron_variant	Intron 21 of 21	ENST00000643898.2	NP_001273374.1	A0A2R8YEE0B7Z5J9

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
RIPOR2	ENST00000643898.2 link	c.3044-39_3044-38insCA		intron_variant	Intron 21 of 21		NM_001286445.3	ENSP00000494268.2		A0A2R8YEE0
ENSG00000282804	ENST00000562221.1 link	c.83-39_83-38insCA		intron_variant	Intron 1 of 2	5		ENSP00000455145.1		H3BP45

Frequencies

GnomAD3 genomes

AF:

0.00000659

AC:

AN:

151818

Hom.:

Cov.:

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:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000147

Gnomad OTH

AF:

0.00

GnomAD4 exome

AF:

0.00000236

AC:

AN:

1272638

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

631844

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

28282

American (AMR)

AF:

0.00

AC:

AN:

31286

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

24088

East Asian (EAS)

AF:

0.00

AC:

AN:

34250

South Asian (SAS)

AF:

0.00

AC:

AN:

74036

European-Finnish (FIN)

AF:

0.00

AC:

AN:

48534

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5438

European-Non Finnish (NFE)

AF:

0.00000308

AC:

AN:

973004

Other (OTH)

AF:

0.00

AC:

AN:

53720

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.442

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

GnomAD4 genome

AF:

0.00000659

AC:

AN:

151818

Hom.:

Cov.:

AF XY:

0.0000135

AC XY:

AN XY:

74110

show subpopulations

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5.

African (AFR)

AF:

0.00

AC:

AN:

41354

American (AMR)

AF:

0.00

AC:

AN:

15250

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3464

East Asian (EAS)

AF:

0.00

AC:

AN:

5188

South Asian (SAS)

AF:

0.00

AC:

AN:

4828

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10512

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.0000147

AC:

AN:

67906

Other (OTH)

AF:

0.00

AC:

AN:

2092

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5. (p-value = 0.000000), which strongly suggests a high chance of mosaicism in these individuals.

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.375

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Alfa

AF:

0.00

Hom.:

1869

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

PhyloP100

-0.40

Splicing

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

Publications

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NM_001286445.3:c.3044-39_3044-38insCA

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over