../ pdb_00004zkw_xyz-ext-atom_v1-3.xml.gz 22-Sep-2023 17:19 250K pdb_00004zkw_xyz-no-atom_v1-3.xml.gz 22-Sep-2023 17:19 58K pdb_00004zkw_xyz_v1-3.cif.gz 22-Sep-2023 17:19 283K pdb_00004zkw_xyz_v1-3.xml.gz 22-Sep-2023 17:19 389K