../ pdb_000021ii_xyz-ext-atom_v1-0.xml.gz 13-Mar-2026 16:59 150K pdb_000021ii_xyz-no-atom_v1-0.xml.gz 13-Mar-2026 16:59 45K pdb_000021ii_xyz_v1-0.cif.gz 13-Mar-2026 16:59 181K pdb_000021ii_xyz_v1-0.xml.gz 13-Mar-2026 16:59 242K