../ pdb_00004z4u_xyz-ext-atom_v1-4.xml.gz 17-Jul-2026 15:44 120K pdb_00004z4u_xyz-no-atom_v1-4.xml.gz 17-Jul-2026 15:44 38K pdb_00004z4u_xyz_v1-4.cif.gz 17-Jul-2026 15:44 262K pdb_00004z4u_xyz_v1-4.xml.gz 17-Jul-2026 15:44 363K