Immunogen sequence: RPFRVTGPNS SSGIQARKNL FNNQGNASPP AGPSNVPKFG SPKPPVAVKP SSEEKPDKEP KPPFLKPTGA GQRFGTPASL TTRDPEAKVG FLKPVGPKPI NLPKEDSKPT FPWPPGNKPS LHSVNQD. The adhesion and degranulation adaptor protein (ADAP) was initially identified as a molecular