../ pdb_000013zk_xyz-ext-atom_v1-0.xml.gz 13-Mar-2026 16:59 91K pdb_000013zk_xyz-no-atom_v1-0.xml.gz 13-Mar-2026 16:59 33K pdb_000013zk_xyz_v1-0.cif.gz 13-Mar-2026 16:59 115K pdb_000013zk_xyz_v1-0.xml.gz 13-Mar-2026 16:59 155K