Sequence and secondary structure for 6FF7 chain w

1 MARNAEKAMT ALARFRQAQL EEGKVKERRP FLASECTELP KAEKWRRQII
                                          H HHHHHHHHHH 
51 GEISKKVAQI QNAGLGEFRI RDLNDEINKL LREKGHWEVR IKELGGPDYG
HHHHHHHHHH HH  S HHHH HHHHHHHHHH HHHHHHHHHH HHH        
101 KVGPKMLDHE GKEVPGNRGY KYFGAAKDLP GVRELFEKEP LPPPRKTRAE
                                                       
151 LMKAIDFEYY GYLDEDDGVI VPLEQEYEKK LRAELVEKWK AEREARLARG
                                                       
201 EKEEEEEEEE EINIYAVTEE ESDEEGSQEK GGDDSQQKFI AHVPVPSQQE
                                                       
251 IEEALVRRKK MELLQKYASE TLQAQSEEAR RLLGY