Definition: A membrane protein found in the rough endoplasm reticulum (ENDOPLASMIC RETICULUM, ROUGH) that binds to LDL-RECEPTOR RELATED PROTEINS. It may function to prevent ligand binding of receptors during protein processing events within endosomal compartments.
Other names alpha2 Macroglobulin Receptor Associated Protein; alpha2 MRAP; Receptor-Associated Protein, alpha2-Macroglobulin; Receptor-Associated Protein, 39-kDa; Low Density Lipoprotein Related Protein Associated; LDL Receptor Related Protein Associated Protein; LDL Receptor Associated Protein; Heparin Binding Protein, 39 kDa; Heparin Binding Protein 44; HBP 44; 39-kDa Heparin-Binding Protein; 39 kDa Receptor Associated Protein; 39 kDa RAP; alpha2-Macroglobulin Receptor-Associated Protein; Receptor-Associated Protein (LDL); Low-Density Lipoprotein-Related Protein-Associated; LRPAP1 Gene Product; alpha2-MRAP; LDL Receptor-Associated Protein; Heparin-Binding Protein, 39-kDa