../ pdb_00002a20_xyz-ext-atom_v1-4.xml.gz 17-May-2024 16:05 336K pdb_00002a20_xyz-no-atom_v1-4.xml.gz 17-May-2024 16:05 18K pdb_00002a20_xyz_v1-4.cif.gz 17-May-2024 16:05 359K pdb_00002a20_xyz_v1-4.xml.gz 17-May-2024 16:05 484K