| File format | File name (file size) | 
| PDBx/mmCIF | 2b4b.cif.gz Display(87.95 KB) 2b4b.cif  | 
| PDBx/mmJSON | all | 2b4b.json.gz Display (Tree)(58.39 KB) 2b4b.json  | 
| no-atom | 2b4b-noatom.json.gz Display (Header)(13.86 KB) 2b4b-noatom.json  | 
| add only | 2b4b-plus.json.gz Display(1.17 KB) 2b4b-plus.json  | 
| PDBML | all | 2b4b.xml.gz Display(118.46 KB) 2b4b.xml  | 
| no-atom | 2b4b-noatom.xml.gz Display(28.65 KB) 2b4b-noatom.xml  | 
| ext-atom | 2b4b-extatom.xml.gz Display(67.31 KB) 2b4b-extatom.xml  | 
| pdb_nextgen | all | pdb_00002b4b_xyz-enrich.cif.gz Display(97.96 KB) pdb_00002b4b_xyz-enrich.cif  | 
| no-atom | pdb_00002b4b_xyz-no-atom-enrich.xml.gz Display(41.24 KB) pdb_00002b4b_xyz-no-atom-enrich.xml  | 
| ng-only | 2b4b-plus.json.gz Display(2.07 KB) 2b4b-plus.json  | 
| PDB | pdb2b4b.ent.gz Display(67.52 KB) pdb2b4b.ent  | 
| RDF | 2b4b.rdf.gz Visualize(82.26 KB) 2b4b.rdf  | 
| Structure factors | r2b4bsf.ent.gz Display(389.01 KB) r2b4bsf.ent  | 
| Biological unit (mmCIF format) | 2b4b-assembly1.cif.gz Display(76.05 KB) 2b4b-assembly1.cif  (A,B)*author and software defined assembly, 2 molecule(s) (dimeric)  | 
| Biological unit (PDB format) | 2b4b.pdb1.gz Display(60.98 KB) 2b4b.pdb1  (A,B)*author and software defined assembly, 2 molecule(s) (dimeric)  | 
| Validation reports | PDF | 2b4b_validation.pdf.gz Display(1.12 MB) 2b4b_validation.pdf  | 
| PDF-full | 2b4b_full_validation.pdf.gz Display(1.15 MB) 2b4b_full_validation.pdf  | 
| mmCIF | 2b4b_validation.cif.gz Display(28.01 KB) 2b4b_validation.cif  | 
| XML | 2b4b_validation.xml.gz Display(22.84 KB) 2b4b_validation.xml  | 
| PNG | 2b4b_multipercentile_validation.png.gz Display(167.40 KB) 2b4b_multipercentile_validation.png  | 
| SVG | 2b4b_multipercentile_validation.svg.gz Display(979.00 B) 2b4b_multipercentile_validation.svg  | 
| EDMap | 2fo-fc (PDBx/mmCIF) | 2b4b_validation_2fo-fc_map_coef.cif.gz Display(327.57 KB) 2b4b_validation_2fo-fc_map_coef.cif  | 
| fo-fc (PDBx/mmCIF) | 2b4b_validation_fo-fc_map_coef.cif.gz Display(328.04 KB) 2b4b_validation_fo-fc_map_coef.cif  | 
| 2fo-fc (MTZ) | 2b4b_validation_2fo-fc_map_coef.mtz Visualize(550.70 KB) | 
| fo-fc (MTZ) | 2b4b_validation_fo-fc_map_coef.mtz Visualize(550.70 KB) |