Immunogen sequence: QGVDQSPKPL IIGPEEDYDP GYFNNESDII FQDLEKLKSR PAHLGVFLRY IFSQADPSPL LFYLCAEVYQ QASPKDSRSL GKDIWNIFLE KNAPLRVKIP EMLQAEIDSR LRNSEDARGV LCEAQEAAMP EIQEQIHDYR TKRTLGLGSL YGENDLLDLD GDPLRERQVA EKQLAALGDI LSKYEEDRSA PMDFALNTYM SHAGIRLREA. AR