transposable element gene. similar to Ulp1 protease family protein [Arabidopsis thaliana] (TAIR:AT2G07240.1); similar to Ulp1 protease family protein [Brassica oleracea] (GB:ABD64941.1); contains InterPro domain Peptidase C48, SUMO/Sentrin/Ubl1; (InterPro:IPR003653)