>1k7kA (A:) observed residues (from ATOM records)
ssgrenlyfhmqkvvlatgnvgkvrelasllsdfgldivaqtdlgvdsaeetgltfiena
ilkarhaakvtalpaiaddsglavdvlggapgiysarysgedatdqknlqklletmkdvp
ddqrqarfhcvlvylrhaedptplvchgswpgvitrepagtggfgydpiffvpsegktaa
eltreeksaishrgqalkllldalrng