../ pdb_00001a23_xyz-ext-atom_v1-4.xml.gz 17-May-2024 16:05 61K pdb_00001a23_xyz-no-atom_v1-4.xml.gz 17-May-2024 16:05 17K pdb_00001a23_xyz_v1-4.cif.gz 17-May-2024 16:05 75K pdb_00001a23_xyz_v1-4.xml.gz 17-May-2024 16:05 101K