>1pp6B (B:) observed residues (from ATOM records)
nvfqpvdqlpedlipssiqvlkfsgkylkleqdkayfdwpgfktaidnytgedlsfdkyd
qstinqqsqevgamvdkiakflhdafaavvdlsklaaiilntftnleeesssgflqfntn
nvkknssweyrvlfsvpfgdnapsyfyslvttilitadieektgwwgltsstkknfavqi
dalelvvkkgfkap