../ pdb_00004b31_xyz-ext-atom_v1-3.xml.gz 28-Aug-2026 18:07 525K pdb_00004b31_xyz-no-atom_v1-3.xml.gz 28-Aug-2026 18:07 92K pdb_00004b31_xyz_v1-3.cif.gz 28-Aug-2026 18:07 572K pdb_00004b31_xyz_v1-3.xml.gz 28-Aug-2026 18:07 787K