CDKN2A

protein-coding gene in the species Homo sapiens
Gene gene Q5009957
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CDKN2A

Summary

CDKN2A is a gene[1]. CDKN2A ranks in the top 0.93% of gene entities by monthly Wikipedia readership (44 views/month, #51 of 5,469).[2]

Key Facts

  • CDKN2A's instance of is recorded as gene[3].
  • CDKN2A is a type of protein-coding gene[4].
  • CDKN2A's HomoloGene ID is recorded as 55430[5].
  • CDKN2A's genomic start is recorded as 21967751[6].
  • CDKN2A's genomic start is recorded as 21967752[7].
  • CDKN2A's genomic end is recorded as 21995301[8].
  • CDKN2A's genomic end is recorded as 21995300[9].
  • CDKN2A's ortholog is recorded as Cdkn2a[10].
  • CDKN2A's ortholog is recorded as Cdkn2a[11].
  • CDKN2A's ortholog is recorded as cdkn2a/b[12].
  • CDKN2A's ortholog is recorded as Cdkn2b[13].
  • CDKN2A's ortholog is recorded as Cdkn2b[14].
  • CDKN2A's encodes is recorded as cyclin dependent kinase inhibitor 2A[15].
  • CDKN2A's encodes is recorded as Tumor suppressor ARF[16].
  • CDKN2A's found in taxon is recorded as Homo sapiens[17].
  • CDKN2A's chromosome is recorded as human chromosome 9[18].
  • CDKN2A's decreased expression in is recorded as skin melanoma[19].
  • CDKN2A's genetic association is recorded as melanoma-pancreatic cancer syndrome[20].
  • CDKN2A's genetic association is recorded as mucosal melanoma[21].
  • CDKN2A's genetic association is recorded as melanoma[22].
  • CDKN2A's genetic association is recorded as familial atypical multiple mole melanoma syndrome[23].
  • CDKN2A's strand orientation is recorded as reverse strand[24].
  • CDKN2A's exact match is recorded as http://identifiers.org/ncbigene/1029[25].
  • CDKN2A's cytogenetic location is recorded as 9p21.3[26].
  • CDKN2A's expressed in is recorded as parotid gland[27].

Why It Matters

CDKN2A ranks in the top 0.93% of gene entities by monthly Wikipedia readership (44 views/month, #51 of 5,469).[2] CDKN2A is known by 24 alternative names across languages and contexts.[28]

References

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

Direct Wikidata claims

  1. [3] . ensembl Release 106. wikidata.org.
  2. [4] . Ensembl Release 87. wikidata.org.
  3. [5] . Q20641742. Retrieved . wikidata.org.
  4. [6] . ensembl Release 106. wikidata.org.
  5. [7] . ensembl Release 106. wikidata.org.
  6. [8] . ensembl Release 106. wikidata.org.
  7. [9] . ensembl Release 106. wikidata.org.
  8. [10] . HomoloGene build68. wikidata.org.
  9. [11] . HomoloGene build68. wikidata.org.
  10. [12] . HomoloGene build68. omabrowser.org. Provenance: wikidata.org.
  11. [13] . Orthologous MAtrix. omabrowser.org. Provenance: wikidata.org.
  12. [14] . Orthologous MAtrix. omabrowser.org. Provenance: wikidata.org.
  13. [15] . Q905695. Retrieved . wikidata.org.
  14. [16] . Q905695. Retrieved . wikidata.org.
  15. [17] . ensembl Release 106. wikidata.org.
  16. [18] . ensembl Release 106. wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . ClinGen. Retrieved . search.clinicalgenome.org. Provenance: wikidata.org.
  19. [21] . Open Targets Platform. Retrieved . platform.opentargets.org. Provenance: wikidata.org.
  20. [22] . Open Targets Platform. Retrieved . platform.opentargets.org. Provenance: wikidata.org.
  21. [23] . Open Targets Platform. Retrieved . platform.opentargets.org. Provenance: wikidata.org.
  22. [24] . ensembl Release 106. wikidata.org.
  23. [25] . Identifiers.org. ebi.ac.uk. Provenance: wikidata.org.
  24. [26] . Q20641742. Retrieved . wikidata.org.
  25. [27] . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . 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). CDKN2A. Retrieved May 3, 2026, from https://4ort.xyz/entity/cdkn2a
MLA “CDKN2A.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/cdkn2a.
BibTeX @misc{4ortxyz_cdkn2a_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{CDKN2A}}, year = {2026}, url = {https://4ort.xyz/entity/cdkn2a}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): CDKN2A — https://4ort.xyz/entity/cdkn2a (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. 1d ago · Mathieu Kappler · 2026-05-20 view diff on Wikidata ↗
    Genetic association melanoma-pancreatic cancer syndrome, mucosal melanoma, melanoma +1
    Decreased expression in skin melanoma
    Subclass of
    Chromosome human chromosome 9
    + 9 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update-languages-short:0||gsw */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/32527|batch #32527]]: human gene name and description in Alemannic"
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