>1ff9A (A:) observed residues (from ATOM records)
atksvlmlgsgfvtrptldvltdsgikvtvacrtlesakklsagvqhstpisldvnddaa
ldaevakhdlvislipfhatviksairqkkhvvttsyvspammeldqaakdagitvmnei
gldpgidhlyaiktieevhaaggkiktflsycgglpapessdnplgykfswssrgvllal
rnaasfykdgkvtnvagpelmatakpyfiypgfafvaypnrdstpykeryqipeadnivr
gtlryqgfpqfikvlvdigflsdeeqpflkeaipwkeatqkivkassaseqdivstivsn
atfesteeqkrivaglkwlgifsdkkitprgnaldtlcatleekmqfeegerdlvmlqhk
feienkdgsretrtsslceygapigsggysamaklvgvpcavavkfvldgtisdrgvlap
mnskindplmkelkekygieckekvva