../ pdb_00007n31_xyz-ext-atom_v1-4.xml.gz 14-Mar-2025 15:37 3M pdb_00007n31_xyz-ext-atom_v2-1.xml.gz 18-Sep-2026 15:34 3M pdb_00007n31_xyz-no-atom_v1-4.xml.gz 14-Mar-2025 15:37 643K pdb_00007n31_xyz-no-atom_v2-1.xml.gz 18-Sep-2026 15:34 643K pdb_00007n31_xyz_v1-4.cif.gz 14-Mar-2025 15:37 3M pdb_00007n31_xyz_v1-4.xml.gz 14-Mar-2025 15:37 4M pdb_00007n31_xyz_v2-1.cif.gz 18-Sep-2026 15:34 3M pdb_00007n31_xyz_v2-1.xml.gz 18-Sep-2026 15:34 4M