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. Author manuscript; available in PMC: 2018 Oct 6.
Published in final edited form as: Annu Rev Cell Dev Biol. 2017 Jun 9;33:241–264. doi: 10.1146/annurev-cellbio-100616-060432

Table 1. Non-classical functions of Drosophila opsins.

A list of fly opsins and their expression in classical photoreceptors in the adult compound eyes and ocelli, along with their non-classical functions outside of the eye.

Flyopsin Classical photoreceptors Non-classical function
Rh1 R1-R6 (outer) thermosensation
Rh2 ocelli -
Rh3 R7 (inner) -
Rh4 R7 (inner)
Rh5 R8 (inner) thermosensation, hearing
Rh6 R8 (inner) thermosensation, hearing
Rh7 - circadian photoentrainment in central pacemaker neurons