>4kttB (B:) observed residues (from ATOM records)
eegtflftsesvgeghpdkicdqisdavldahlqqdpdakvacetvaktgmillageits
raavdyqkvvreavkhigyddsskgfdyktcnvlvaleqqspdiaqgvhldrneedigag
dqglmfgyatdeteecmpltivlahklnaklaelrrngtlpwlrpdsktqvtvqymqdrg
avlpirvhtivisvqhdeevcldemrdalkekvikavvpakyldedtiyhlqpsgrfvig
gpqgdagltgrkiivdtyggwgahgggafsgkdytkvdrsaayaarwvakslvkgglcrr
vlvqvsyaigvshplsisifhygtsqkserelleivkknfdlrpgvivrdldlkkpiyqr
taayghfgrdsfpwevpkklky