Receptor-type tyrosine-protein phosphatase C, Leukocyte common antigen, CD45, L-CA, T200
CD45R, also known as MB1, is an isoform of CD45 that is a member of the protein tyrosine phosphatase (PTPase) family. CD45R is expressed specifically on the surface of hematopoietic cells, and has demonstrated function as a regulator of the antigen and c