../ pdb_00004k2u_xyz-ext-atom_v1-2.xml.gz 15-Nov-2024 22:02 462K pdb_00004k2u_xyz-no-atom_v1-2.xml.gz 15-Nov-2024 22:02 57K pdb_00004k2u_xyz_v1-2.cif.gz 15-Nov-2024 22:02 769K pdb_00004k2u_xyz_v1-2.xml.gz 15-Nov-2024 22:02 1M