../ pdb_00004ckh_xyz-ext-atom_v1-3.xml.gz 03-May-2024 16:55 225K pdb_00004ckh_xyz-no-atom_v1-3.xml.gz 03-May-2024 16:55 52K pdb_00004ckh_xyz_v1-3.cif.gz 03-May-2024 16:55 258K pdb_00004ckh_xyz_v1-3.xml.gz 03-May-2024 16:55 354K