# STRING Identifiers API

**Canonical:** https://apis.io/apis/string-db/string-db-identifiers-api/  
**Provider:** STRING — https://apis.io/providers/string-db/  
**Base URL:** https://string-db.org  
**Documentation:** https://string-db.org/help/api/

STRING Identifiers API is one of 7 APIs that [STRING](https://apis.io/providers/string-db/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Identifiers. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

Map protein names and synonyms to STRING identifiers

## Machine-readable artifacts (2)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/string-db/refs/heads/main/openapi/string-db-identifiers-api-openapi.yml
- **Documentation** — https://string-db.org/help/api/

## Other STRING APIs (6)

- [STRING Annotation API](https://apis.io/apis/string-db/string-db-annotation-api/)
- [STRING Enrichment API](https://apis.io/apis/string-db/string-db-enrichment-api/)
- [STRING Homology API](https://apis.io/apis/string-db/string-db-homology-api/)
- [STRING Network API](https://apis.io/apis/string-db/string-db-network-api/)
- [STRING Utility API](https://apis.io/apis/string-db/string-db-utility-api/)
- [STRING Valuesranks API](https://apis.io/apis/string-db/string-db-valuesranks-api/)

## Tags

Identifiers

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/string-db/string-db-identifiers-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/string-db/.