../ pdb_00004r2x_xyz-ext-atom_v1-2.xml.gz 15-Sep-2023 17:08 486K pdb_00004r2x_xyz-no-atom_v1-2.xml.gz 15-Sep-2023 17:08 63K pdb_00004r2x_xyz_v1-2.cif.gz 15-Sep-2023 17:08 805K pdb_00004r2x_xyz_v1-2.xml.gz 15-Sep-2023 17:08 1M