>4zcjB (B:) observed residues (from ATOM records)
glfgaiagfiengwegmidgwygfrhqnsegtgqaadlkstqaaidcingklnrviektn
ekfhqiekefsevegriqdlekyvedtkidlwsynaellvalenqhtidltdsemnklfe
ktgrqlrenaedmgngcfkiyhkcdnaciesirngtydhdvyrdealnnrfq