Phenotype: Achromatopsia-4


OMIM: 613856
Inheritance: Autosomal recessive
Classification: Diseases of the eye and adnexa

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GNAT2 || c.937C>T

Gene/Locus:    GNAT2
Dna Change:    c.937C>T
Protein Change:    p.Arg313X
Mutation Type:    Substitution
Mutation Effect:    Nonsense
Location:    exon 8
Transcript:    NM_005272.3

PopulationEthnic GroupRegionMutation FrquencyCoalescence TimeReference
TunisiaNANA1 patientsNAOuechtati F et al., 2011Ouechtati F, Merdassi A, Bouyacoub Y, Largueche L, Derouiche K, Ouragini H, Nouira S, Tiab L, Baklouti K, Rebai A, Schorderet DF, Munier FL, Zografos L, Abdelhak S, El Matri L, . Clinical and genetic investigation of a large Tunisian family with complete achromatopsia: identification of a new nonsense mutation in GNAT2 gene.. J. Hum. Genet.. 2011; 56(1):22-8

References

Ouechtati F, Merdassi A, Bouyacoub Y, Largueche L, Derouiche K, Ouragini H, Nouira S, Tiab L, Baklouti K, Rebai A, Schorderet DF, Munier FL, Zografos L, Abdelhak S, El Matri L, Clinical and genetic investigation of a large Tunisian family with complete achromatopsia: identification of a new nonsense mutation in GNAT2 gene.J. Hum. Genet.. 2011; 56(1):22-8