The enzyme from Saccharomyces cerevisiae can also recognize small ubiquitin-like modifier 1 (SUMO-1) from human.
References
^Lima CD, Rawlings ND, Woessner JF (2004). "Ulp1 endopeptidase". In Barrett AJ (ed.). Handbook of Proteolytic Enzymes (2nd ed.). London: Elsevier. pp. 1340–1344.
^Li SJ, Hochstrasser M (March 1999). "A new protease required for cell-cycle progression in yeast". Nature. 398 (6724): 246–51. doi:10.1038/18457. PMID10094048.
^Taylor DL, Ho JC, Oliver A, Watts FZ (March 2002). "Cell-cycle-dependent localisation of Ulp1, a Schizosaccharomyces pombe Pmt3 (SUMO)-specific protease". Journal of Cell Science. 115 (Pt 6): 1113–22. PMID11884512.