NRG1 GI:116006957 neuregulin 1 isoform HRG-beta2 1 mserkegrgk gkgkkkergs gkkpesaags qspalpprlk emksqesaag 50 51 sklvlrcets seysslrfkw fkngnelnrk nkpqnikiqk kpgkselrin 100 101 kasladsgey mckvisklgn dsasanitiv esneiitgmp astegayvss 150 151 espirisvst egantsssts tsttgtshlv kcaekektfc vnggecfmvk 200 201 dlsnpsrylc kcpneftgdr cqnyvmasfy kaeelyqkrv ltitgicial 250 251 lvvgimcvva ycktkkqrkk lhdrlrqslr sernnmmnia ngphhpnppp 300 301 envqlvnqyv sknvissehi vereaetsfs tshytstahh sttvtqtpsh 350 351 swsnghtesi lseshsvivm ssvensrhss ptggprgrln gtggprecns 400 401 flrharetpd syrdsphser yvsamttpar mspvdfhtps spksppsems 450 451 ppvssmtvsm psmavspfme eerplllvtp prlrekkfdh hpqqfssfhh 500 501 npahdsnslp asplrivede eyettqeyep aqepvkklan srrakrtkpn 550 551 ghianrlevd sntssqssns esetedervg edtpflgiqn plaasleatp 600 601 afrladsrtn pagrfstqee iqarlssvia nqdpiav