../ pdb_00006zkq_xyz-ext-atom_v1-4.xml.gz 11-Sep-2026 15:43 1M pdb_00006zkq_xyz-no-atom_v1-4.xml.gz 11-Sep-2026 15:43 273K pdb_00006zkq_xyz_v1-4.cif.gz 11-Sep-2026 15:43 2M pdb_00006zkq_xyz_v1-4.xml.gz 11-Sep-2026 15:43 2M