../ pdb_00004xk2_xyz-ext-atom_v1-4.xml.gz 22-Sep-2023 17:20 183K pdb_00004xk2_xyz-no-atom_v1-4.xml.gz 22-Sep-2023 17:20 58K pdb_00004xk2_xyz_v1-4.cif.gz 22-Sep-2023 17:20 389K pdb_00004xk2_xyz_v1-4.xml.gz 22-Sep-2023 17:20 538K