../ pdb_00001a1u_xyz-ext-atom_v1-4.xml.gz 17-May-2024 16:05 19K pdb_00001a1u_xyz-no-atom_v1-4.xml.gz 17-May-2024 16:05 10K pdb_00001a1u_xyz_v1-4.cif.gz 17-May-2024 16:05 29K pdb_00001a1u_xyz_v1-4.xml.gz 17-May-2024 16:05 37K