Predicted to enable serine-type endopeptidase activity. Predicted to be involved in proteolysis. Predicted to be active in extracellular space. Human ortholog(s) of this gene implicated in pancreatitis. Orthologous to human PRSS1 (serine protease 1); PRSS2 (serine protease 2); and PRSS3 (serine protease 3). [provided by Alliance of Genome Resources, Apr 2022]