>1fz7F (F:) observed residues (from ATOM records)
lgihsndtrdawvnkiaqlntlekaaemlkqfrmdhttpfrnsyeldndylwieakleek
vavlkarafnevdfrhktafgedaksvldgtvakmnaakdkweaekihigfrqaykppim
pvnyfldgerqlgtrlmelrnlnyydtpleelrkqrgvrvvhlqsph