The retinitis pigmentosa 1 protein is a photoreceptor microtubule-associated protein.


The outer segments of rod and cone photoreceptor cells are highly specialized sensory cilia made up of hundreds of membrane discs stacked into an orderly array along the photoreceptor axoneme. It is not known how the alignment of the outer segment discs is controlled, although it has been suggested that the axoneme may play a role in this process. Mutations… (More)

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