Entity
| Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| A | Green fluorescent protein | polymer | 66 | 6918.9 | 1 | UniProt (P42212) | Aequorea victoria | |
| B | Green fluorescent protein | polymer | 173 | 19806.1 | 1 | UniProt (P42212) | Aequorea victoria | |
| MAGNESIUM ION | non-polymer | 24.3 | 1 | |||||
| water | water | 18.0 | 320 |
