---
search:
boost: 5.0
---
# Slot: identifier
_External database identifier_
URI: [https://CCPBioSim.ac.uk/biosim-schema/identifier](https://CCPBioSim.ac.uk/biosim-schema/identifier)
## Inheritance
* **identifier**
* [PDB_ID](../slots/PDB_ID.md)
* [UNIPROT_ID](../slots/UNIPROT_ID.md)
* [EMDB_ID](../slots/EMDB_ID.md)
* [alphafold_ID](../slots/alphafold_ID.md)
* [PubChem_CID](../slots/PubChem_CID.md)
* [InChIKey](../slots/InChIKey.md)
## Properties
### Type and Range
| Property | Value |
| --- | --- |
| Range | [uriorcurie](../types/uriorcurie.md) |
| Slot URI | [schema:identifier](http://schema.org/identifier) |
### Cardinality and Requirements
| Property | Value |
| --- | --- |
## Identifier and Mapping Information
### Schema Source
* from schema: https://CCPBioSim.ac.uk/biosim-schema/
## Mappings
| Mapping Type | Mapped Value |
| --- | --- |
| self | https://CCPBioSim.ac.uk/biosim-schema/identifier |
| native | https://CCPBioSim.ac.uk/biosim-schema/identifier |
## LinkML Source
```yaml
name: identifier
description: External database identifier
from_schema: https://CCPBioSim.ac.uk/biosim-schema/
rank: 1000
slot_uri: schema:identifier
range: uriorcurie
```