>5zb7A (A:) observed residues (from ATOM records)
advqqklaelerqsggrlgvalintadnsqilyraderfpmcstskvmaaaavlkqsetq
kqllnqpveikpadlvnynpiaekhvngtmtlaelsaaalqysdntamnkliaqlggpgg
vtafaraigdetfrldrteptlntaipgdprdtttpramaqtlrqltlghalgetqraql
vtwlkgnttgaasiraglpaswvvgdktgsggygttndiaviwpkdraplilvtyftqpq
pkaesrrdvlasaakivtdg