../ pdb_00007v21_xyz-ext-atom_v1-3.xml.gz 27-Jun-2025 15:30 231K pdb_00007v21_xyz-no-atom_v1-3.xml.gz 27-Jun-2025 15:30 49K pdb_00007v21_xyz_v1-3.cif.gz 27-Jun-2025 15:30 266K pdb_00007v21_xyz_v1-3.xml.gz 27-Jun-2025 15:30 369K