>5klvB (B:) observed residues (from ATOM records)
agvpphpqdleftrlpnglviaslenyapasriglfikagsryensnnlgtshllrlass
lttkgassfkitrgieavggklsvtstrenmaytveclrddvdilmefllnvttapefrr
wevaalqpqlridkavalqnpqahvienlhaaayrnalanslycpdyrigkvtpvelhdy
vqnhftsarmaliglgvshpvlkqvaeqflnirgglglsgakakyhggeireqngdslvh
aalvaesaaigsaeanafsvlqhvlgagphvkrgsnatsslyqavakgvhqpfdvsafna
sysdsglfgfytisqaasagdvikaaynqvktiaqgnlsnpdvqaaknklkagylmsves
segfldevgsqalaagsytppstvlqqidavadadvinaakkfvsgrksmaasgnlghtp
fidel