>1yi2H (H:) observed residues (from ATOM records) kpasmyrdidkpaytrreyitgipgskiaqhkmgrkqkdaddypvqisliveetvqlrhg sleasrlsanrhlikelgeegdykmtlrkfphqvlrenkdgmraafgkivgtaarvqage qlftaycnvedaehvkeafrraynkitpscrikvergeel