Predicted to enable serine-type peptidase activity. Predicted to be involved in positive regulation of viral entry into host cell and protein processing. Predicted to act upstream of or within negative regulation of growth rate; regulation of gene expression; and response to wounding. Predicted to be located in extracellular space and secretory granule. Orthologous to human TMPRSS4 (transmembrane serine protease 4). [provided by Alliance of Genome Resources, Apr 2022]