obsolete X-Pro dipeptidase activity https://github.com/geneontology/go-ontology/issues/28173 true Xaa-Pro dipeptidase activity This term was made obsolete because it represents a gene product. OBSOLETE. Catalysis of the hydrolysis of Xaa-Pro dipeptides; also acts on aminoacyl-hydroxyproline analogs. No action on Pro-Pro. GO:0004251 X-Pro dipeptidase activity molecular_function metalloexopeptidase activity dipeptidase activity