>5xr2A (A:) observed residues (from ATOM records)
elskqptpdkaednaffpspyslsqytapktdfdgvehkgaykdgkwkvlmiaaeeryvl
lengkmfstgnhpvemllplhhlmeagfdvdvatlsgypvklelwamptedeavistynk
lkeklkqpkkladviknelgpdsdylsvfipgghaavvgisesedvqqtldwaldndrfi
vtlchgpaallsaglnreksplegysvcvfpdsldeganieigylpgrlkwlvadlltkq
glkvvnddmtgrtlkdrklltgdsplasnelgklavnemlnaiqnkl