phototropic-responsive NPH3 family protein. similar to phototropic-responsive NPH3 family protein [Arabidopsis thaliana] (TAIR:AT3G50840.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO41614.1); similar to hypothetical protein [Vitis vinifera] (GB:CAN61829.1); contains InterPro domain NPH3; (InterPro:IPR004249); contains InterPro domain BTB/POZ fold; (InterPro:IPR011333); contains InterPro domain BTB/POZ-like; (InterPro:IPR000210)