金山科研平台，产品价格货期咨询微信：jinshanbio Molecule Information: C1q R1/CD93 Long Name: Complement Component C1q Receptor Aliases: AA4 Antigen; C1q Rp; C1qRp; CD93; Collectin Receptor; Ly68 Entrez Gene IDs: 22918 (Human); 17064 (Mouse); 84398 (Rat) Background: C1q R1 C1q R1 is also known as C1q Rp, collectin receptor, and AA4 antigen. C1q R1 mediates enhanced phagocytosis by monocytes and macrophages upon interaction with soluble defense collagens including C1q, MBL, and SP-A. It is a type I transmembrane glycoprotein expressed on endothelial cells, hematopoietic progenitor cells, platelets, and cells of myeloid origin. C1q R1 has also been identified as a hematopoietic stem cell marker.