../ pdb_000020zn_xyz-ext-atom_v1-2.xml.gz 25-Sep-2026 19:04 95K pdb_000020zn_xyz-no-atom_v1-2.xml.gz 25-Sep-2026 19:04 32K pdb_000020zn_xyz_v1-2.cif.gz 25-Sep-2026 19:04 122K pdb_000020zn_xyz_v1-2.xml.gz 25-Sep-2026 19:04 166K