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Table 1 USH2A truncating and splice-site mutations

From: Mutational screening of the USH2A gene in Spanish USH patients reveals 23 novel pathogenic mutations

Nucleotide change

Exon

Predicted effect

Predicted pathology

No. of alleles

References

Nonsense mutations

c.820C > T

5

p.R274X

+

2

Present study

c.1518T > A

8

p.Y506X

+

1

Bernal et al., 2005

c.3883C > T

18

p.R1295X

+

1

Dreyer et al., 2000

c.4474G > T

21

p.E1492X

+

2

Bernal et al., 2005

c.4645C > T

22

p.R1549X

+

1

Baux et al., 2007

c.7854G > C

41

p.W2618X

+

1

Present study

c.9753T > A

50

p.C3251X

+

2

Present study

c.10102C > T

51

p.Q3368X a

+

1

Present study

c.10759C > T

55

p.Q3587X

+

2

Baux et al., 2007

c.11146C > T

57

p.Q3716X

+

1

Present study

c.14175G > A

65

P.W4725X

+

1

Present study

Deletions and insertions

c.918_919insGCTG

6

p.S307AfsX17

+

1

Present study

c.1214delA

7

p.N405IfsX3

+

5

Bernal et al., 2005

c.1629_1645del

10

p.F543LfsX2

+

1

Present study

c.2299delG

13

p.E767SfsX21

+

8

Eudy et al., 1998

c.5278delG

26

p.D1760MfsX10 a

+

1

Present study

c.5540_5541dup

27

p.N1848X

+

1

Present study

c.6319_6324delinsTAAA

32

p.V2107X

+

1

Present study

c.8890dupT

45

p.W2964LfsX89

+

1

Present study

c.8954delG

45

p.G2985AfsX3

+

1

Present study

c.9261delT

47

p.E3088KfsX9

+

1

Present study

c.10272_10273dupTT

52

p.C3425FfsX4

+

1

Aller et al., 2006

c.11566delA

60

p.S3856VfsX28

+

1

Present study

c.12093delC

62

p.Y4031X

+

1

Present study

c.13140delA

63

p.V4381CfsX10

+

1

Present study

Splice-site mutations

c.1328 + 1G > T

IVS7

Ex7 splice defect

+

1

Present study

c.1841-2A > G

IVS10

Ex11 splice defect

+

2

Bernal et al., 2003

c.11548 + 2T > G

IVS59

Ex59 splice defect

+

1

Present study

c.12067-2A > G

IVS61

Ex62 splice defect

+

4

Auslender et al., 2008

c.15053-1G > A

IVS69

Ex70 splice defect

+

1

Present study

  1. +: Denotes pathogenic mutations.
  2. No. of alleles: Number of alleles identified in patients.
  3. aThese two mutations are allelic.
  4. Novel pathogenic mutations described in this study are in bold.