>2b64D (D:) observed residues (from ATOM records) gryigpvcrlcrregvklylkgercyspkcamerrpyppgqhgqkrarrpsdyavrlrek qklrriygiserqfrnlfeeaskkkgvtgsvflgllesrldnvvyrlgfavsrrqarqlv rhghitvngrrvdlpsyrvrpgdeiavaeksrnlelirqnleamkgrkvgpwlsldvegm kgkflrlpdredlalpvneqlviefysr