>6fn9B (B:) observed residues (from ATOM records)
mdknelvqkaklaeqaeryddmaacmksvteqgaelsneernllsvayknvvgarrsswr
vvssieqktekkqqmareyrekietelrdicndvlsllekflipnasqaeskvfylkmkg
dyyrylaevaagddkkgivdqsqqayqeafeiskkemqpthpirlglalnfsvfyyeiln
spekacslaktafdeaiaeldeesykdstlimqllrdnltlwts