../ pdb_00003sk4_xyz-ext-atom_v1-2.xml.gz 08-Sep-2023 16:27 26K pdb_00003sk4_xyz-no-atom_v1-2.xml.gz 08-Sep-2023 16:27 22K pdb_00003sk4_xyz_v1-2.cif.gz 08-Sep-2023 16:27 72K pdb_00003sk4_xyz_v1-2.xml.gz 08-Sep-2023 16:27 96K