NRG1 GI:116006967 neuregulin 1 isoform GGF2 1 mrwrraprrs grpgpraqrp gsaarssppl pllplllllg taalapgaaa 50 51 gneaapagas vcyssppsvg svqelaqraa vviegkvhpq rrqqgaldrk 100 101 aaaaageaga wggdreppaa gpralgppae epllaangtv pswptapvps 150 151 agepgeeapy lvkvhqvwav kagglkkdsl ltvrlgtwgh pafpscgrlk 200 201 edsryiffme pdanstsrap aafrasfppl etgrnlkkev srvlckrcal 250 251 pprlkemksq esaagsklvl rcetsseyss lrfkwfkngn elnrknkpqn 300 301 ikiqkkpgks elrinkasla dsgeymckvi sklgndsasa nitivesnat 350 351 ststtgtshl vkcaekektf cvnggecfmv kdlsnpsryl ckcpneftgd 400 401 rcqnyvmasf yststpflsl pe