Sequence and secondary structure for 6N8N chain W

1 MPPKEAPKKW KAPKGPKPTH RKNKNKLELG RAIKYARQKE NAIEYLPDGE
                                                       
51 MRFTTDKHEA NWVKLRSVTQ ESALDEFLST AALADKDFTA DRHSNVKIIR
                                                       
101 MDSGNDSATS QGFSMTNEQR GNLNAKQRAL AKDLIVPRRP EWNEGMSKFQ
                                                       
151 LDRQEKEAFL EWRRKLAHLQ ESNEDLLLTP FERNIEVWKQ LWRVVERSDL
                                                       
201 VVQIVDARNP LLFRSVDLER YVKESDDRKA NLLLVNKADL LTKKQRIAWA
                                                       
251 KYFISKNISF TFYSALRANQ LLEKQKEMGE DYREQDFEEA DKEGFDADEK
                                                       
301 VMEKVKILSI DQLEELFLSK APNEPLLPPL PGQPPLINIG LVGYPNVGKS
                                                       
351 STINSLVGAK KVSVSSTPGK TKHFQTIKLS DSVMLCDCPG LVFPNFAYNK
                                                       
401 GELVCNGVLP IDQLRDYIGP AGLVAERIPK YYIEAIYGIH IQTKSRDEGG
                                                       
451 NGDIPTAQEL LVAYARARGY MTQGYGSADE PRASRYILKD YVNGKLLYVN
                                                       
501 PPPHLEDDTP YTREECEEFN KDLYVFDRLP DTRKEQVQNA AKAKGIDIVD
                                                       
551 LARDLNQLTF SAHTGGDTQK EAKSVTHGGK QAALYNAAED LDRDFFKMNN
                                                       
601 VEGRLSTPFH KVQNSSAGKR HNKKNKSKNA KSKVFSIENN