>2ancF (F:) observed residues (from ATOM records)
aqgtlyivsapsgagkssliqallktqplydtqeaieqvlatgvdvfldidwqgaqqirq
kmpharsifilppskieldrrlrgrgqdseeviakrmaqavaemshyaeydylivnddfd
taltdlktiiraerlrmsrqkqrhdalisklla