../ pdb_00004bk2_xyz-ext-atom_v1-3.xml.gz 15-Dec-2023 18:43 72K pdb_00004bk2_xyz-no-atom_v1-3.xml.gz 15-Dec-2023 18:43 33K pdb_00004bk2_xyz_v1-3.cif.gz 15-Dec-2023 18:43 170K pdb_00004bk2_xyz_v1-3.xml.gz 15-Dec-2023 18:43 232K