../ pdb_000028sx_xyz-ext-atom_v1-0.xml.gz 17-Jul-2026 15:44 126K pdb_000028sx_xyz-no-atom_v1-0.xml.gz 17-Jul-2026 15:44 25K pdb_000028sx_xyz_v1-0.cif.gz 17-Jul-2026 15:44 216K pdb_000028sx_xyz_v1-0.xml.gz 17-Jul-2026 15:44 274K