../ pdb_00004ckc_xyz-ext-atom_v1-2.xml.gz 05-Dec-2025 16:21 405K pdb_00004ckc_xyz-no-atom_v1-2.xml.gz 05-Dec-2025 16:21 70K pdb_00004ckc_xyz_v1-2.cif.gz 05-Dec-2025 16:21 892K pdb_00004ckc_xyz_v1-2.xml.gz 05-Dec-2025 16:21 1M