>1qu1E (E:) observed residues (from ATOM records) gqaadlkstqaaidqingklnrviektnekfhqiekefsevegriqdlekyvedtkidlw synaellvalenqhtidltdsemnklfektrrqlrenaeemgngsfkiyhkcdnaciesi rngtydhdvyrdealnnrfqikgvel