josephin family protein. Identical to Ataxin-3 homolog [Arabidopsis Thaliana] (GB:Q9M391;GB:Q53XG9); similar to JOSL (JOSEPHIN-LIKE PROTEIN) [Arabidopsis thaliana] (TAIR:AT2G29640.1); similar to hypothetical protein [Vitis vinifera] (GB:CAN64200.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO15770.1); contains InterPro domain Machado-Joseph disease protein MJD (InterPro:IPR006155)