Entity
| Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| O | Transcription regulatory protein SNF2 | polymer | 735 | 85802.8 | 1 | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) | ATP-dependent helicase SNF2,Regulatory protein GAM1,Regulatory protein SWI2,SWI/SNF complex component SNF2,Transcription factor TYE3 | |
| A, E | Histone H3.2 | polymer | 135 | 15303.9 | 2 | UniProt (P84233) | Xenopus laevis (African clawed frog) | |
| B, F | Histone H4 | polymer | 102 | 11263.2 | 2 | Xenopus laevis (African clawed frog) | ||
| C, G | Histone H2A | polymer | 129 | 13978.2 | 2 | Xenopus laevis (African clawed frog) | ||
| D, H | Histone H2B 1.1 | polymer | 122 | 13524.8 | 2 | UniProt (P02281) | Xenopus laevis (African clawed frog) | H2B1.1 |
| I | DNA (167-MER) | polymer | 167 | 51381.8 | 1 | synthetic construct | ||
| J | DNA (167-MER) | polymer | 167 | 51723.9 | 1 | synthetic construct | ||
| ADENOSINE-5'-DIPHOSPHATE | non-polymer | 427.2 | 1 | |||||
| BERYLLIUM TRIFLUORIDE ION | non-polymer | 66.0 | 1 | |||||
| MAGNESIUM ION | non-polymer | 24.3 | 1 |
