../ pdb_00001a51_xyz-ext-atom_v1-4.xml.gz 17-May-2024 16:04 239K pdb_00001a51_xyz-no-atom_v1-4.xml.gz 17-May-2024 16:04 13K pdb_00001a51_xyz_v1-4.cif.gz 17-May-2024 16:04 257K pdb_00001a51_xyz_v1-4.xml.gz 17-May-2024 16:04 338K