| File format | File name (file size) | 
| PDBx/mmCIF | 3n2k.cif.gz Display(748.52 KB) 3n2k.cif
 | 
| PDBx/mmJSON | all | 3n2k.json.gz Display (Tree)(497.14 KB) 3n2k.json
 | 
| no-atom | 3n2k-noatom.json.gz Display (Header)(28.50 KB) 3n2k-noatom.json
 | 
| add only | 3n2k-plus.json.gz Display(2.76 KB) 3n2k-plus.json
 | 
| PDBML | all | 3n2k.xml.gz Display(1016.43 KB) 3n2k.xml
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| no-atom | 3n2k-noatom.xml.gz Display(74.83 KB) 3n2k-noatom.xml
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| ext-atom | 3n2k-extatom.xml.gz Display(324.77 KB) 3n2k-extatom.xml
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| pdb_nextgen | all | pdb_00003n2k_xyz-enrich.cif.gz Display(790.26 KB) pdb_00003n2k_xyz-enrich.cif
 | 
| no-atom | pdb_00003n2k_xyz-no-atom-enrich.xml.gz Display(117.15 KB) pdb_00003n2k_xyz-no-atom-enrich.xml
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| ng-only | 3n2k-plus.json.gz Display(7.88 KB) 3n2k-plus.json
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| PDB | pdb3n2k.ent.gz Display(623.70 KB) pdb3n2k.ent
 | 
| RDF | 3n2k.rdf.gz Visualize(216.08 KB) 3n2k.rdf
 | 
| Structure factors | r3n2ksf.ent.gz Display(228.06 KB) r3n2ksf.ent
 | 
| Biological unit (mmCIF format) | 3n2k-assembly1.cif.gz Display(735.25 KB) 3n2k-assembly1.cif  (A,B,C,D,E)
 *author and software defined assembly, 5 molecule(s) (pentameric) | 
| Biological unit (PDB format) | 3n2k.pdb1.gz Display(614.24 KB) 3n2k.pdb1  (A,B,C,D,E)
 *author and software defined assembly, 5 molecule(s) (pentameric) | 
| Validation reports | PDF | 3n2k_validation.pdf.gz Display(2.80 MB) 3n2k_validation.pdf
 | 
| PDF-full | 3n2k_full_validation.pdf.gz Display(2.95 MB) 3n2k_full_validation.pdf
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| mmCIF | 3n2k_validation.cif.gz Display(105.07 KB) 3n2k_validation.cif
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| XML | 3n2k_validation.xml.gz Display(80.47 KB) 3n2k_validation.xml
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| PNG | 3n2k_multipercentile_validation.png.gz Display(168.20 KB) 3n2k_multipercentile_validation.png
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| SVG | 3n2k_multipercentile_validation.svg.gz Display(979.00 B) 3n2k_multipercentile_validation.svg
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| EDMap | 2fo-fc (PDBx/mmCIF) | 3n2k_validation_2fo-fc_map_coef.cif.gz Display(287.92 KB) 3n2k_validation_2fo-fc_map_coef.cif
 | 
| fo-fc (PDBx/mmCIF) | 3n2k_validation_fo-fc_map_coef.cif.gz Display(282.96 KB) 3n2k_validation_fo-fc_map_coef.cif
 | 
| 2fo-fc (MTZ) | 3n2k_validation_2fo-fc_map_coef.mtz Visualize(673.99 KB) | 
| fo-fc (MTZ) | 3n2k_validation_fo-fc_map_coef.mtz Visualize(673.99 KB) |