../ pdb_00008k18_xyz-ext-atom_v1-3.xml.gz 17-Oct-2025 15:22 63K pdb_00008k18_xyz-no-atom_v1-3.xml.gz 17-Oct-2025 15:22 28K pdb_00008k18_xyz_v1-3.cif.gz 17-Oct-2025 15:22 98K pdb_00008k18_xyz_v1-3.xml.gz 17-Oct-2025 15:22 137K