../ pdb_00007r3u_xyz-ext-atom_v1-4.xml.gz 28-Aug-2026 18:06 547K pdb_00007r3u_xyz-no-atom_v1-4.xml.gz 28-Aug-2026 18:06 57K pdb_00007r3u_xyz_v1-4.cif.gz 28-Aug-2026 18:06 898K pdb_00007r3u_xyz_v1-4.xml.gz 28-Aug-2026 18:06 1M