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CD9 molecule

mammalian protein found in Homo sapiens
Protein protein Q1058190
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Summary

CD9 molecule is a protein[1]. It draws 13 Wikipedia views per month (protein category, ranking #143 of 987).[2]

Key Facts

  • CD9 molecule's instance of is recorded as protein[3].
  • CD9 molecule's UniProt protein ID is recorded as P21926[4].
  • CD9 molecule's part of is recorded as Tetraspanin, EC2 domain superfamily[5].
  • CD9 molecule's part of is recorded as tetraspanin[6].
  • CD9 molecule's part of is recorded as auxiliary protein involved in transmembrane transport[7].
  • CD9 molecule's part of is recorded as Tetraspanin, conserved site, protein family[8].
  • CD9 molecule's Commons category is recorded as CD9[9].
  • CD9 molecule's MeSH descriptor ID is recorded as D060245[10].
  • CD9 molecule's has part is recorded as Tetraspanin, conserved site[11].
  • CD9 molecule's RefSeq protein ID is recorded as NP_001317241[12].
  • CD9 molecule's RefSeq protein ID is recorded as NP_001760[13].
  • CD9 molecule's RefSeq protein ID is recorded as XP_005253871[14].
  • CD9 molecule's Freebase ID is recorded as /m/03by0xh[15].
  • CD9 molecule's MeSH tree code is recorded as D12.776.395.550.018[16].
  • CD9 molecule's MeSH tree code is recorded as D12.776.543.550.090[17].
  • CD9 molecule's MeSH tree code is recorded as D12.776.543.900.109[18].
  • CD9 molecule's MeSH tree code is recorded as D09.400.430.890.018[19].
  • CD9 molecule's molecular function is recorded as integrin binding[20].
  • CD9 molecule's molecular function is recorded as protein binding[21].
  • CD9 molecule's molecular function is recorded as integrin binding[22].
  • CD9 molecule's cell component is recorded as integral component of membrane[23].
  • CD9 molecule's cell component is recorded as external side of plasma membrane[24].
  • CD9 molecule's cell component is recorded as endocytic vesicle membrane[25].
  • CD9 molecule's cell component is recorded as membrane[26].
  • CD9 molecule's cell component is recorded as cell surface[27].

Why It Matters

CD9 molecule draws 13 Wikipedia views per month (protein category, ranking #143 of 987).[2] It has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[28] It is known by 16 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] ↑ . UniProt. Retrieved . wikidata.org.
  2. [4] ↑ . UniProt. Retrieved . wikidata.org.
  3. [5] ↑ . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  4. [6] ↑ . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  5. [7] ↑ . Retrieved . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  10. [12] ↑ . Q20641742. Retrieved . wikidata.org.
  11. [13] ↑ . Q20641742. Retrieved . wikidata.org.
  12. [14] ↑ . Q20641742. Retrieved . wikidata.org.
  13. [15] ↑ . Freebase Data Dumps. wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  19. [21] ↑ . Tetraspanins CD9 and CD81 function to prevent the fusion of mononuclear phagocytes. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  20. [22] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  21. [23] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  22. [24] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  23. [25] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  24. [26] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  25. [27] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: 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). CD9 molecule. Retrieved October 15, 2026, from https://4ort.xyz/entity/cd9-molecule
MLA “CD9 molecule.” 4ort.xyz Knowledge Graph, 4ort.xyz, 15 Oct. 2026, https://4ort.xyz/entity/cd9-molecule.
BibTeX @misc{4ortxyz_cd9-molecule_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{CD9 molecule}}, year = {2026}, url = {https://4ort.xyz/entity/cd9-molecule}, note = {Accessed: 2026-10-15}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): CD9 molecule — https://4ort.xyz/entity/cd9-molecule (retrieved 2026-10-15)

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