Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D (A, B, C, D) | SIR2-like domain-containing protein | polymer | 1005 | 118635.8 | 4 | UniProt (D4G637) | Bacillus subtilis subsp. natto (strain BEST195) | DSR2 |
| 2 | E, F, G, H (A, B, C, D) | NICOTINAMIDE-ADENINE-DINUCLEOTIDE | non-polymer | 663.4 | 4 | Chemie (NAD) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 474543.2 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 2653.7 | |
| All* | Total formula weight | 477196.9 |
