../ pdb_00002btr_xyz-ext-atom_v1-5.xml.gz 05-Sep-2025 15:08 51K pdb_00002btr_xyz-no-atom_v1-5.xml.gz 05-Sep-2025 15:08 25K pdb_00002btr_xyz_v1-5.cif.gz 05-Sep-2025 15:08 71K pdb_00002btr_xyz_v1-5.xml.gz 05-Sep-2025 15:08 95K