../ pdb_000021zg_xyz-ext-atom_v1-2.xml.gz 26-Jun-2026 15:53 77K pdb_000021zg_xyz-no-atom_v1-2.xml.gz 26-Jun-2026 15:53 31K pdb_000021zg_xyz_v1-2.cif.gz 26-Jun-2026 15:53 167K pdb_000021zg_xyz_v1-2.xml.gz 26-Jun-2026 15:53 216K