../ pdb_00002a18_xyz-ext-atom_v1-4.xml.gz 18-Aug-2023 15:48 53K pdb_00002a18_xyz-no-atom_v1-4.xml.gz 18-Aug-2023 15:48 26K pdb_00002a18_xyz_v1-4.cif.gz 18-Aug-2023 15:48 72K pdb_00002a18_xyz_v1-4.xml.gz 18-Aug-2023 15:48 98K