| File format | File name (file size) | 
| PDBx/mmCIF | 4zkk.cif.gz Display(22.21 KB) 4zkk.cif  | 
| PDBx/mmJSON | all | 4zkk.json.gz Display (Tree)(16.09 KB) 4zkk.json  | 
| no-atom | 4zkk-noatom.json.gz Display (Header)(9.39 KB) 4zkk-noatom.json  | 
| add only | 4zkk-plus.json.gz Display(173.00 B) 4zkk-plus.json  | 
| PDBML | all | 4zkk.xml.gz Display(26.78 KB) 4zkk.xml  | 
| no-atom | 4zkk-noatom.xml.gz Display(12.46 KB) 4zkk-noatom.xml  | 
| ext-atom | 4zkk-extatom.xml.gz Display(5.51 KB) 4zkk-extatom.xml  | 
| pdb_nextgen | all | pdb_00004zkk_xyz-enrich.cif.gz Display(22.35 KB) pdb_00004zkk_xyz-enrich.cif  | 
| no-atom | pdb_00004zkk_xyz-no-atom-enrich.xml.gz Display(12.48 KB) pdb_00004zkk_xyz-no-atom-enrich.xml  | 
| ng-only | 4zkk-plus.json.gz Display(36.00 B) 4zkk-plus.json  | 
| PDB | pdb4zkk.ent.gz Display(14.13 KB) pdb4zkk.ent  | 
| RDF | 4zkk.rdf.gz Visualize(28.55 KB) 4zkk.rdf  | 
| Structure factors | r4zkksf.ent.gz Display(60.15 KB) r4zkksf.ent  | 
| Biological unit (mmCIF format) | 4zkk-assembly1.cif.gz Display(19.22 KB) 4zkk-assembly1.cif  (A)*author and software defined assembly, 2 molecule(s) (dimeric)  | 
| Biological unit (PDB format) | 4zkk.pdb1.gz Display(17.82 KB) 4zkk.pdb1  (A)*author and software defined assembly, 2 molecule(s) (dimeric)  | 
| Validation reports | PDF | 4zkk_validation.pdf.gz Display(348.29 KB) 4zkk_validation.pdf  | 
| PDF-full | 4zkk_full_validation.pdf.gz Display(348.27 KB) 4zkk_full_validation.pdf  | 
| mmCIF | 4zkk_validation.cif.gz Display(2.85 KB) 4zkk_validation.cif  | 
| XML | 4zkk_validation.xml.gz Display(2.43 KB) 4zkk_validation.xml  | 
| PNG | 4zkk_multipercentile_validation.png.gz Display(112.23 KB) 4zkk_multipercentile_validation.png  | 
| SVG | 4zkk_multipercentile_validation.svg.gz Display(798.00 B) 4zkk_multipercentile_validation.svg  | 
| EDMap | 2fo-fc (PDBx/mmCIF) | 4zkk_validation_2fo-fc_map_coef.cif.gz Display(30.77 KB) 4zkk_validation_2fo-fc_map_coef.cif  | 
| fo-fc (PDBx/mmCIF) | 4zkk_validation_fo-fc_map_coef.cif.gz Display(29.85 KB) 4zkk_validation_fo-fc_map_coef.cif  | 
| 2fo-fc (MTZ) | 4zkk_validation_2fo-fc_map_coef.mtz Visualize(81.82 KB) | 
| fo-fc (MTZ) | 4zkk_validation_fo-fc_map_coef.mtz Visualize(81.82 KB) |