../ pdb_00003b21_xyz-ext-atom_v1-3.xml.gz 18-Oct-2024 17:47 36K pdb_00003b21_xyz-no-atom_v1-3.xml.gz 18-Oct-2024 17:47 21K pdb_00003b21_xyz_v1-3.cif.gz 18-Oct-2024 17:47 53K pdb_00003b21_xyz_v1-3.xml.gz 18-Oct-2024 17:47 70K