../ pdb_00004u19_xyz-ext-atom_v1-4.xml.gz 15-Dec-2023 18:44 137K pdb_00004u19_xyz-no-atom_v1-4.xml.gz 15-Dec-2023 18:44 38K pdb_00004u19_xyz_v1-4.cif.gz 15-Dec-2023 18:44 162K pdb_00004u19_xyz_v1-4.xml.gz 15-Dec-2023 18:44 220K