Immunogen sequence: EEDGEGGPTP AYLSQATELI TQALRDEKAG AYAAALQGYR DGVHVLLQGV PSDPLPARQE GVKKKAAEYL KRAEEILRLH LSQLPP. This gene encodes a member of the sorting nexin family. Members of this family contain a phox domain, which is a phosphoinositide binding