cysteine-type peptidase. similar to Ulp1 protease family protein [Brassica oleracea] (GB:ABD64941.1); contains InterPro domain Peptidase C48, SUMO/Sentrin/Ubl1; (InterPro:IPR003653); contains InterPro domain Region of unknown function DUF1985 (InterPro:IPR015410)