phototropic-responsive NPH3 family protein. similar to phototropic-responsive NPH3 family protein [Arabidopsis thaliana] (TAIR:AT1G03010.1); similar to hypothetical protein [Vitis vinifera] (GB:CAN74119.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO22403.1); contains InterPro domain NPH3; (InterPro:IPR004249); contains InterPro domain BTB/POZ fold; (InterPro:IPR011333)