../ pdb_00001u56_xyz-ext-atom_v1-4.xml.gz 07-Aug-2026 19:53 74K pdb_00001u56_xyz-no-atom_v1-4.xml.gz 07-Aug-2026 19:53 28K pdb_00001u56_xyz_v1-4.cif.gz 07-Aug-2026 19:53 94K pdb_00001u56_xyz_v1-4.xml.gz 07-Aug-2026 19:53 128K