Table 1

 Comparison of the V104del mutation with other DFNA9 mutations

MutationGenotypeAge of onsetRefolding of LCCL domain
*Present work.
V104del*Heterozygous4th decadeImpaired*
I109N5Heterozygous2nd–3rd decade
V66G2Heterozygous2nd–3rd decadeImpaired7
G88E2Heterozygous5th decadeImpaired7
W117R2Heterozygous5th decadePreserved7
P51S3Heterozygous4th decadeImpaired7