_Entity.Target_identifier
| Description | The TargetDB ID for the protein in the molecular system studied. | 
| Details: | |
| Parent saveframe | entity | 
| Data type | line | 
| DB table | Entity | 
| DB column | Target_identifier | 
| DB type | VARCHAR(31) | 
| NULL allowed | yes | 
| ADIT-NMR deposition system prompt | Target database identifier |