Point mutation resulting in an amino acid replacement.
Nucleotide substitution: T602A. Amino acid replacement: V201D.
T16899521A
V201D | inaC-PA
Photoreceptors of homozygotes are unable to carry out normal rapid deactivation after a light stimulus, due to a defect in the calcium-dependent deactivation mechanism. Excitation mechanisms appear to be unaffected.
Pak.
Retinal homogenate is capable of phosphorylating endogenous Arr2 in vitro.