../ pdb_00007c21_xyz-ext-atom_v1-1.xml.gz 24-Nov-2023 17:18 21K pdb_00007c21_xyz-no-atom_v1-1.xml.gz 24-Nov-2023 17:18 16K pdb_00007c21_xyz_v1-1.cif.gz 24-Nov-2023 17:18 36K pdb_00007c21_xyz_v1-1.xml.gz 24-Nov-2023 17:18 43K