cytosine

chemical compound
ChemicalSubstance type_of_chemical_entity Q178425
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cytosine

Summary

cytosine is a type of chemical entity[1]. cytosine ranks in the top 5% of type_of_chemical_entity entities by monthly Wikipedia readership (1,122 views/month).[2]

Key Facts

  • cytosine's instance of is recorded as type of chemical entity[3].
  • cytosine's canonical SMILES is recorded as C1=C(NC(=O)N=C1)N[4].
  • cytosine's chemical formula is recorded as C₄H₅N₃O[5].
  • cytosine is a type of nucleotide base[6].
  • cytosine is a type of pyrimidine[7].
  • cytosine is part of cytosine binding[8].
  • cytosine is part of cytosine catabolic process[9].
  • cytosine is part of cytosine biosynthetic process[10].
  • cytosine is part of cytosine transmembrane transporter activity[11].
  • cytosine is part of cytosine:proton symporter activity[12].
  • cytosine is part of cytosine transport[13].
  • cytosine is part of cytosine metabolic process[14].
  • cytosine is part of cytosine deaminase activity[15].
  • cytosine's Commons category is recorded as Cytosine[16].
  • cytosine comprises nitrogen[17].
  • cytosine comprises oxygen[18].
  • cytosine comprises carbon[19].
  • cytosine comprises hydrogen[20].
  • cytosine's found in taxon is recorded as Homo sapiens[21].
  • cytosine's found in taxon is recorded as Maackia amurensis[22].
  • cytosine's found in taxon is recorded as Streptomyces antibioticus[23].
  • cytosine's found in taxon is recorded as Caenorhabditis elegans[24].
  • cytosine's found in taxon is recorded as soybean[25].
  • cytosine's found in taxon is recorded as Phaseolus vulgaris[26].
  • cytosine's found in taxon is recorded as Camellia sinensis[27].

Why It Matters

cytosine ranks in the top 5% of type_of_chemical_entity entities by monthly Wikipedia readership (1,122 views/month).[2] cytosine has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[28] cytosine is known by 33 alternative names across languages and contexts.[29]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . PubChem. Retrieved . wikidata.org.
  3. [5] . PubChem. Retrieved . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . Gene Ontology release 2019-11-16. wikidata.org.
  7. [9] . Gene Ontology release 2019-11-16. wikidata.org.
  8. [10] . Gene Ontology release 2019-11-16. wikidata.org.
  9. [11] . Gene Ontology release 2019-11-16. wikidata.org.
  10. [12] . Gene Ontology release 2019-11-16. wikidata.org.
  11. [13] . Gene Ontology release 2019-11-16. wikidata.org.
  12. [14] . Gene Ontology release 2020-05-02. wikidata.org.
  13. [15] . Gene Ontology release 2020-05-02. wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . Recon 2.2: from reconstruction to model of human metabolism. wikidata.org.
  20. [22] . Alkaloid-Bearing Plants and Their Contained Alkaloids. 1957-1968. wikidata.org.
  21. [23] . Improved production of pentostatin and identification of fermentation cometabolites. wikidata.org.
  22. [24] . Modeling Meets Metabolomics-The WormJam Consensus Model as Basis for Metabolic Studies in the Model Organism. wikidata.org.
  23. [25] . Metabolite profiling of soybean root exudates under phosphorus deficiency. wikidata.org.
  24. [26] . Metabolite Profiling of Root Exudates of Common Bean under Phosphorus Deficiency. wikidata.org.
  25. [27] . Purple foliage coloration in tea (Camellia sinensis L.) arises from activation of the R2R3-MYB transcription factor CsAN1.. wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). cytosine. Retrieved May 3, 2026, from https://4ort.xyz/entity/cytosine
MLA “cytosine.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/cytosine.
BibTeX @misc{4ortxyz_cytosine_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{cytosine}}, year = {2026}, url = {https://4ort.xyz/entity/cytosine}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): cytosine — https://4ort.xyz/entity/cytosine (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 9h ago · Twofivesixbot bot · 2026-05-24 view diff on Wikidata ↗
    Found in taxon Homo sapiens, Maackia amurensis, Streptomyces antibioticus +5
    Different from cytisine
    Subclass of
    Density {'unit': 'Q13147228', 'amount': '+1.6'}
    + 10 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|2 */ [[Property:P8189]]: 987007398488705171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.