# 'de novo' pyrimidine nucleobase biosynthetic process

> The chemical reactions and pathways resulting in the formation of pyrimidine nucleobases, 1,3-diazine, organic nitrogenous bases, beginning with the synthesis of a pyrimidine ring from simpler precursors.

**Wikidata**: [Q14859867](https://www.wikidata.org/wiki/Q14859867)  
**Source**: https://4ort.xyz/entity/-de-novo-pyrimidine-nucleobase-biosynthetic-process


## References

1. Gene Ontology release 2019-10-07
2. UMLS 2023