../ pdb_00004c20_xyz-ext-atom_v1-3.xml.gz 15-Dec-2023 18:45 227K pdb_00004c20_xyz-no-atom_v1-3.xml.gz 15-Dec-2023 18:45 55K pdb_00004c20_xyz_v1-3.cif.gz 15-Dec-2023 18:45 262K pdb_00004c20_xyz_v1-3.xml.gz 15-Dec-2023 18:45 358K