../ pdb_00004p18_xyz-ext-atom_v1-3.xml.gz 22-Sep-2023 17:19 882K pdb_00004p18_xyz-no-atom_v1-3.xml.gz 22-Sep-2023 17:19 148K pdb_00004p18_xyz_v1-3.cif.gz 22-Sep-2023 17:19 947K pdb_00004p18_xyz_v1-3.xml.gz 22-Sep-2023 17:19 1M