Immunogen sequence: QRRVLRNLRR LEALGLVSAR NGYQGLVDEL AKDIRNQHRH RHRRKAELVK LQATLQGLST KTTFYEEQGD YYSQYIRACL DHLAPDSKSS GKGKKQPSLH YTAAQLLEKG VLVEIEDLPA SHFRNVIFDI TPGDEAGKFE VNAKFLGVDM ERFQLHYQDL LQLQYEGVAV MKLFNKAKVN VNLLIFLLNK KFLRK; Positive Samples: