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Table 1 CNVs identified to date in non-syndromic hearing loss genes and non-syndromic hearing loss mimic genes

From: Copy number variants are a common cause of non-syndromic hearing loss

Gene

Phenotype

Locus

CNV type

CNV size

Pubmed ID

ALMS1

AS

-

Deletion

Partial gene deletion

This study

DFNA5

ADNSHL

DFNA5

Complex

1.2 kb deletion with 127 bp insertion

9771715

EYA4

DCM + NSHL, ADNSHL

DFNA10

Deletion/duplication

Partial gene deletion/partial gene duplication

15735644, this study

GJB2

ARNSHL, ADNSHL

DFNB1/DFNA3

Deletion

Partial, whole gene, and upstream regulatory region deletion

19101659, 20236118, 15994881

GJB6

ARNSHL, ADNSHL

DFNB1/DFNA3

Deletion

Partial, whole gene, and upstream regulatory region deletion

11896458, 11807148, 11668644, this study

MYH9

MYH9-Disease, ADNSHL

DFNA17

Deletion/duplication

Partial and whole gene deletion/partial gene duplication

18284620, this study

MYO6

ARNSHL, ADNSHL

DFNB37/DFNA22

Deletion

Partial gene deletion

This study

MYO7A

USH1, ARNSHL, ADNSHL

DFNB2/DFNA11/USH1B

Deletion

Partial gene deletion

9382091

OTOA

ARNSHL

DFNB22

Deletion/duplication/conversion

Partial or whole gene deletion/partial gene duplication/pseudogene conversions

19888295, this study

OTOF

ARNSHL

DFNB9

Deletion

Partial gene deletion

20211493

PCDH15

USH1, ARNSHL

DFNB23/USH1F

Deletion/duplication

Partial gene deletion/partial gene duplication

20538994, 16679490, 17277737

PDZD7

USH2 modifier

-

Deletion

Partial gene deletion

This study

PNPT1

ARNSHL

DFNB70

Duplication

Partial gene duplication

This study

POU3F4

XLNSHL

DFNX3

Deletion/complex rearrangements

Deletions and rearrangements of upstream regulatory regions

20412083, 16365218, 8872461, 19930154, 20668882

SERPINB6

ARNSHL

-

Deletion

Partial gene deletion

This study

SLC26A4

PDS, ARNSHL

DFNB4/PDS

Deletion

Partial gene deletion

17443271, 18285825, 19287372, 19287372, 12676893, this study

STRC

ARNSHL, DIS

DFNB16

Deletion/duplication/conversion

Whole gene deletions/whole gene duplications/pseudogene conversions

11687802, 17098888, this study

TECTA

ARNSHL

DFNB21/DFNA8/DFNA12

Deletion

Partial gene deletion

17431902

TJP2

ADNSHL

DFNA51

Duplication

Tandem inverted duplication of entire gene

20602916

TMC1

ARNSHL

DFNB7/DFNB11/DFNA36

Deletion

Partial gene deletion

11850618, 19187973, this study

TMPRSS3

ARNSHL

DFNB8/DFNB10

Deletions/complex

Partial gene deletion/complex microsatellite insertion

11137999, this study

TRIOBP

ARNSHL

DFNB28

Deletion

Whole gene deletion

This study

USH1C

USH1/hyperinsulism/enteropathy syndrome

DFNB18/USH1C

Deletion

Whole gene deletion

10973248

USH2A

USH2

-

Deletion

Partial gene deletion

This study

WFS1

DIDMOAD, ADNSHL

DFNA6/DFNA14

Deletion/duplication

Partial gene deletion/partial gene duplication

15277431, this study

  1. Abbreviations: ADNSHL, autosomal dominant nonsyndromic hearing loss; ARNSHL, autosomal recessive nonsyndromic hearing loss; AS, Alström syndrome; DCM, dilated cardiomyopathy; DIDMOAD, aka Wolfram syndrome, diabetes insipidus, diabetes mellitus, optic atrophy, and deafness - autosomal recessive; DIS, deafness-infertility syndrome - autosomal recessive; PDS, Pendred syndrome, deafness, inner ear abnormalities, and thyroid dysfunction - autosomal recessive; USH, Usher syndrome - autosomal recessive; XLNSHL, X-linked nonsyndromic hearing loss.