Immunogen sequence: MSTNENANTP AARLHRFKNK GKDSTEMRRR RIEVNVELRK AKKDDQMLKR RNVSSFPDDA TSPLQENRNN QGTVNWSVDD IVKGINSSNV ENQLQATQAA RKLLSREKQP PIDNIIRAGL IPKFVSFLGR TDCSPIQFES AWALTNIASG TSEQTKAVVD GGAIPAFISL LASPHAHISE QAVWALGNIA GDGSVFRDLV IKYGAVDPLL ALL