4a(W4) and 4b(W6) human histocompatibility antigens are specifically associated with complement receptors.
D000483:Alleles; D003165:Complement System Proteins; D005796:Genes; D008040:Genetic Linkage; D006680:HLA Antigens; D006649:Histocompatibility Antigens; D006801:Humans; D007104:Immune Adherence Reaction; D008214:Lymphocytes / Q000276:immunology*; D011955:Receptors, Drug
D006680:HLA Antigens; D006649:Histocompatibility Antigens; D011955:Receptors, Drug; D003165:Complement System Proteins