| File format | File name (file size) | 
| PDBx/mmCIF | 1f4b.cif.gz Display(73.21 KB) 1f4b.cif  | 
| PDBx/mmJSON | all | 1f4b.json.gz Display (Tree)(51.19 KB) 1f4b.json  | 
| no-atom | 1f4b-noatom.json.gz Display (Header)(13.03 KB) 1f4b-noatom.json  | 
| add only | 1f4b-plus.json.gz Display(2.47 KB) 1f4b-plus.json  | 
| PDBML | all | 1f4b.xml.gz Display(99.04 KB) 1f4b.xml  | 
| no-atom | 1f4b-noatom.xml.gz Display(25.63 KB) 1f4b-noatom.xml  | 
| ext-atom | 1f4b-extatom.xml.gz Display(54.89 KB) 1f4b-extatom.xml  | 
| pdb_nextgen | all | pdb_00001f4b_xyz-enrich.cif.gz Display(81.92 KB) pdb_00001f4b_xyz-enrich.cif  | 
| no-atom | pdb_00001f4b_xyz-no-atom-enrich.xml.gz Display(36.02 KB) pdb_00001f4b_xyz-no-atom-enrich.xml  | 
| ng-only | 1f4b-plus.json.gz Display(2.22 KB) 1f4b-plus.json  | 
| PDB | pdb1f4b.ent.gz Display(54.64 KB) pdb1f4b.ent  | 
| RDF | 1f4b.rdf.gz Visualize(73.48 KB) 1f4b.rdf  | 
| Biological unit (mmCIF format) | 1f4b-assembly1.cif.gz Display(120.50 KB) 1f4b-assembly1.cif  (A)*author and software defined assembly, 2 molecule(s) (dimeric)  | 
| Biological unit (PDB format) | 1f4b.pdb1.gz Display(97.32 KB) 1f4b.pdb1  (A)*author and software defined assembly, 2 molecule(s) (dimeric)  | 
| Validation reports | PDF | 1f4b_validation.pdf.gz Display(390.20 KB) 1f4b_validation.pdf  | 
| PDF-full | 1f4b_full_validation.pdf.gz Display(392.45 KB) 1f4b_full_validation.pdf  | 
| mmCIF | 1f4b_validation.cif.gz Display(12.21 KB) 1f4b_validation.cif  | 
| XML | 1f4b_validation.xml.gz Display(7.42 KB) 1f4b_validation.xml  | 
| PNG | 1f4b_multipercentile_validation.png.gz Display(130.20 KB) 1f4b_multipercentile_validation.png  | 
| SVG | 1f4b_multipercentile_validation.svg.gz Display(831.00 B) 1f4b_multipercentile_validation.svg  |