../ pdb_000028nn_xyz-ext-atom_v1-1.xml.gz 29-May-2026 15:01 239K pdb_000028nn_xyz-no-atom_v1-1.xml.gz 29-May-2026 15:01 46K pdb_000028nn_xyz_v1-1.cif.gz 29-May-2026 15:01 524K pdb_000028nn_xyz_v1-1.xml.gz 29-May-2026 15:01 678K