SYNONYMS
AGP7, P29, PR-3, ACPA, C-ANCA, MBT, MBN, Leukocyte proteinase 3, Neutrophil proteinase 4, Wegener granulomatosis autoantigen, Azurophil granule protein 7, myeloblastin, Serine proteinase neutrophil.
INTRODUCTION
PRTN3 is a polymorphonuclear leukocyte serine protease which degrades elastin, fibronectin, laminin, vitronectin, and collagen types I, III, and IV (in vitro) and causes emphysema once managed by tracheal insufflation to hamsters.
DESCRIPTION
PRTN3 is a natural antigen having a molecular mass of 25kDa. PRTN3 is isolated from human peripheral blood leukocytes.