>5y5pE (E:) observed residues (from ATOM records)
ssasvvfmrfappgeetalpprratpgsvaydlfpseemdiepmglakistgygidkfpd
gcygqivsrsgmtwknntsvptgtidvdyrgelkvilrnhsaeksvpirkgtsiaqlifl
rycdveeeqivyinettgertiidssskkdnknqar