../ pdb_00004r81_xyz-ext-atom_v1-2.xml.gz 15-Sep-2023 17:11 155K pdb_00004r81_xyz-no-atom_v1-2.xml.gz 15-Sep-2023 17:11 37K pdb_00004r81_xyz_v1-2.cif.gz 15-Sep-2023 17:11 337K pdb_00004r81_xyz_v1-2.xml.gz 15-Sep-2023 17:11 468K