../ pdb_00001s4x_xyz-ext-atom_v1-4.xml.gz 17-May-2024 16:03 288K pdb_00001s4x_xyz-no-atom_v1-4.xml.gz 17-May-2024 16:03 20K pdb_00001s4x_xyz_v1-4.cif.gz 17-May-2024 16:03 313K pdb_00001s4x_xyz_v1-4.xml.gz 17-May-2024 16:03 419K