../ pdb_000020xt_xyz-ext-atom_v1-1.xml.gz 30-Oct-2026 17:09 148K pdb_000020xt_xyz-no-atom_v1-1.xml.gz 30-Oct-2026 17:09 38K pdb_000020xt_xyz_v1-1.cif.gz 30-Oct-2026 17:09 177K pdb_000020xt_xyz_v1-1.xml.gz 30-Oct-2026 17:09 236K