../ pdb_00004k9u_xyz-ext-atom_v1-6.xml.gz 07-Aug-2026 19:54 85K pdb_00004k9u_xyz-no-atom_v1-6.xml.gz 07-Aug-2026 19:54 33K pdb_00004k9u_xyz_v1-6.cif.gz 07-Aug-2026 19:54 205K pdb_00004k9u_xyz_v1-6.xml.gz 07-Aug-2026 19:54 280K