Immunogen sequence: LAKRLFFEGA TVVILNMPKG TEFGIDYNSW EVGPKFRGVK MIPPGIHFLH YSSVDKANPK EVGPRMGFFL SLHQRGLTVL RWSTLRE Highest antigen sequence identity to the following orthologs: Mouse - 91%, Rat - 89%. AAR2 encodes the homolog of the yeast A1-alpha2 repr