Automated description from the Alliance of Genome Resources (Release 3.1.1)
Exhibits aspartic-type endopeptidase activity and identical protein binding activity. Involved in antigen processing and presentation of exogenous peptide antigen via MHC class II. Localizes to endosome. Is expressed in several structures, including alimentary system; cranial ganglion; limb; nasal cavity epithelium; and respiratory system. Used to study atopic dermatitis. Orthologous to human CTSE (cathepsin E).