../ pdb_00007rk4_xyz-ext-atom_v1-2.xml.gz 27-Feb-2026 17:23 207K pdb_00007rk4_xyz-no-atom_v1-2.xml.gz 27-Feb-2026 17:23 55K pdb_00007rk4_xyz_v1-2.cif.gz 27-Feb-2026 17:23 243K pdb_00007rk4_xyz_v1-2.xml.gz 27-Feb-2026 17:23 336K