../ pdb_00002k21_xyz-ext-atom_v1-3.xml.gz 24-May-2024 15:39 383K pdb_00002k21_xyz-no-atom_v1-3.xml.gz 24-May-2024 15:39 23K pdb_00002k21_xyz_v1-3.cif.gz 24-May-2024 15:39 410K pdb_00002k21_xyz_v1-3.xml.gz 24-May-2024 15:39 548K