../ pdb_00003k19_xyz-ext-atom_v1-2.xml.gz 01-Sep-2023 16:38 677K pdb_00003k19_xyz-no-atom_v1-2.xml.gz 01-Sep-2023 16:38 93K pdb_00003k19_xyz_v1-2.cif.gz 01-Sep-2023 16:38 718K pdb_00003k19_xyz_v1-2.xml.gz 01-Sep-2023 16:38 1003K