>2dtwD (D:) observed residues (from ATOM records) ktisfnfnqfhqneeqlklqrdarissnsvleltkvvngvptwnstgralyakpvqvwds ttgnvasfetrfsfsirqpfprphpadglvffiappntqtgegggyfgiynplspypfva vefdtfrntwdpqiphigidvnsvistktvpftldnggianvvikydastkilhvvlvfp slgtiytiadivdlkqvlpesvnvgfsaatgdpsgkqrnatethdilswsfsaslpg