../ pdb_00007g21_xyz-ext-atom_v1-3.xml.gz 08-Aug-2025 15:15 54K pdb_00007g21_xyz-no-atom_v1-3.xml.gz 08-Aug-2025 15:15 23K pdb_00007g21_xyz_v1-3.cif.gz 08-Aug-2025 15:15 132K pdb_00007g21_xyz_v1-3.xml.gz 08-Aug-2025 15:15 179K