Genetic Variant NM_001079827.2:c.200G>A (chr4-17515466-G-A) – ACMG Classification: Uncertain_significance (0 pts)

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_001079827.2(CLRN2):c.200G>A(p.Arg67Gln) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000719 in 1,613,852 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000066 ( 0 hom., cov: 32)

Exomes 𝑓: 0.000073 ( 0 hom. )

Consequence

CLRN2
NM_001079827.2 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.44

Publications

0 publications found

Variant links:

Genes affected

CLRN2 (HGNC:33939): (clarin 2) This gene belongs to the clarin family of genes. The clarins appear to belong to a large superfamily of small integral membrane glycoproteins with four transmembrane domains. The exact function of this gene is unknown. [provided by RefSeq, Oct 2008]

CLRN2 Gene-Disease associations (from GenCC):

nonsyndromic genetic hearing loss
Inheritance: AR Classification: MODERATE Submitted by: ClinGen
hearing loss, autosomal recessive 117
Inheritance: AR Classification: LIMITED Submitted by: Labcorp Genetics (formerly Invitae)

CLRN2 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

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

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (MetaRNN=0.13311985).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001079827.2. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	CLRN2	NM_001079827.2	MANE Select	c.200G>A	p.Arg67Gln	missense	Exon 1 of 3	NP_001073296.1	A0PK11

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	CLRN2	ENST00000511148.2	TSL:1 MANE Select	c.200G>A	p.Arg67Gln	missense	Exon 1 of 3	ENSP00000424711.2	A0PK11

Frequencies

GnomAD3 genomes

AF:

0.0000657

AC:

AN:

152158

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000724

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.000131

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:

0.0000735

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.000113

AC:

AN:

246888

AF XY:

0.000127

show subpopulations

Gnomad AFR exome

AF:

0.0000646

Gnomad AMR exome

AF:

0.0000290

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.0000464

Gnomad NFE exome

AF:

0.000217

Gnomad OTH exome

AF:

0.000166

GnomAD4 exome

AF:

0.0000725

AC:

106

AN:

1461694

Hom.:

Cov.:

AF XY:

0.0000770

AC XY:

AN XY:

727128

show subpopulations

African (AFR)

AF:

0.000119

AC:

AN:

33480

American (AMR)

AF:

0.0000447

AC:

AN:

44722

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26134

East Asian (EAS)

AF:

0.00

AC:

AN:

39700

South Asian (SAS)

AF:

0.0000116

AC:

AN:

86258

European-Finnish (FIN)

AF:

0.0000375

AC:

AN:

53400

Middle Eastern (MID)

AF:

0.000173

AC:

AN:

5766

European-Non Finnish (NFE)

AF:

0.0000827

AC:

AN:

1111862

Other (OTH)

AF:

0.0000663

AC:

AN:

60372

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.487

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.0000657

AC:

AN:

152158

Hom.:

Cov.:

AF XY:

0.0000538

AC XY:

AN XY:

74338

show subpopulations

African (AFR)

AF:

0.0000724

AC:

AN:

41436

American (AMR)

AF:

0.000131

AC:

AN:

15276

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3466

East Asian (EAS)

AF:

0.00

AC:

AN:

5194

South Asian (SAS)

AF:

0.00

AC:

AN:

4824

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10616

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.0000735

AC:

AN:

68032

Other (OTH)

AF:

0.00

AC:

AN:

2086

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.465

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Alfa

AF:

0.0000575

Hom.:

Bravo

AF:

0.0000642

TwinsUK

AF:

0.000270

AC:

ALSPAC

AF:

0.00

AC:

ESP6500AA

AF:

0.00

AC:

ESP6500EA

AF:

0.000121

AC:

ExAC

AF:

0.000149

AC:

EpiCase

AF:

0.0000545

EpiControl

AF:

0.000119

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.071

BayesDel_addAF

Benign

-0.33

BayesDel_noAF

Benign

-0.41

CADD

Benign

(source)

DANN

Uncertain

0.99

DEOGEN2

Benign

0.011

Eigen

Benign

-0.48

Eigen_PC

Benign

-0.28

FATHMM_MKL

Benign

0.65

LIST_S2

Benign

0.76

M_CAP

Benign

0.014

MetaRNN

Benign

0.13

MetaSVM

Benign

-0.63

MutationAssessor

Benign

0.14

PhyloP100

1.4

PrimateAI

Benign

0.24

PROVEAN

Benign

-0.73

REVEL

Benign

0.24

Sift

Benign

0.40

Sift4G

Benign

0.55

Polyphen

0.0

Vest4

0.16

MVP

0.54

MPC

0.20

ClinPred

0.037

GERP RS

3.7

PromoterAI

-0.027

Neutral

(source)

Varity_R

0.050

gMVP

0.69

Mutation Taster

=99/1

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.0

Details are displayed if max score is > 0.2

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

Publications

You must be logged in to view publications. This limit was set because tens of millions (!) of queries from AI bots are generated daily.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over