../ pdb_00003nn3_xyz-ext-atom_v1-4.xml.gz 07-Aug-2026 19:52 227K pdb_00003nn3_xyz-no-atom_v1-4.xml.gz 07-Aug-2026 19:52 51K pdb_00003nn3_xyz_v1-4.cif.gz 07-Aug-2026 19:52 499K pdb_00003nn3_xyz_v1-4.xml.gz 07-Aug-2026 19:52 686K