# peptidyl-cysteine S-nitrosylation

> covalent addition of a nitric oxide (NO) group to the sulphur (S) atom of a cysteine residue in a protein, to form peptidyl-S-nitrosyl-L-cysteine

**Wikidata**: [Q21101819](https://www.wikidata.org/wiki/Q21101819)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/S-Nitrosylation)  
**Source**: https://4ort.xyz/entity/peptidyl-cysteine-s-nitrosylation


## References

1. Gene Ontology release 2019-10-07
2. UMLS 2023
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)