../ pdb_00002a1k_xyz-ext-atom_v1-3.xml.gz 18-Aug-2023 15:50 87K pdb_00002a1k_xyz-no-atom_v1-3.xml.gz 18-Aug-2023 15:50 31K pdb_00002a1k_xyz_v1-3.cif.gz 18-Aug-2023 15:50 108K pdb_00002a1k_xyz_v1-3.xml.gz 18-Aug-2023 15:50 146K