../ pdb_00002o21_xyz-ext-atom_v1-4.xml.gz 22-Dec-2023 16:54 56K pdb_00002o21_xyz-no-atom_v1-4.xml.gz 22-Dec-2023 16:54 18K pdb_00002o21_xyz_v1-4.cif.gz 22-Dec-2023 16:54 71K pdb_00002o21_xyz_v1-4.xml.gz 22-Dec-2023 16:54 94K