C2 domain-containing protein. similar to C2 domain-containing protein [Arabidopsis thaliana] (TAIR:AT5G12970.1); similar to C2 domain-containing protein [Arabidopsis thaliana] (TAIR:AT3G57880.1); similar to C2 domain-containing protein [Arabidopsis thaliana] (TAIR:AT1G74720.1); similar to hypothetical protein [Vitis vinifera] (GB:CAN63720.1); similar to putative phosphoribosyltransferase [Oryza sativa (japonica cultivar-group)] (GB:AAP68393.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO67496.1); contains InterPro domain Phosphoribosyltransferase C-terminal, plant (InterPro:IPR013583); contains InterPro domain C2 calcium-depen