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CD9 antigen

mammalian protein found in Mus musculus
Protein protein Q21494054
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CD9 antigen

Summary

CD9 antigen is a protein[1].

Key Facts

  • CD9 antigen's instance of is recorded as protein[2].
  • CD9 antigen's UniProt protein ID is recorded as P40240[3].
  • CD9 antigen's part of is recorded as tetraspanin[4].
  • CD9 antigen's part of is recorded as Tetraspanin, EC2 domain superfamily[5].
  • CD9 antigen's part of is recorded as membrane protein[6].
  • CD9 antigen's part of is recorded as Tetraspanin, conserved site, protein family[7].
  • CD9 antigen's has part is recorded as Tetraspanin, conserved site[8].
  • CD9 antigen's RefSeq protein ID is recorded as NP_031683[9].
  • CD9 antigen's molecular function is recorded as protein binding[10].
  • CD9 antigen's molecular function is recorded as integrin binding[11].
  • CD9 antigen's molecular function is recorded as integrin binding[12].
  • CD9 antigen's cell component is recorded as integral component of membrane[13].
  • CD9 antigen's cell component is recorded as membrane[14].
  • CD9 antigen's cell component is recorded as plasma membrane[15].
  • CD9 antigen's cell component is recorded as integral component of plasma membrane[16].
  • CD9 antigen's cell component is recorded as extracellular region[17].
  • CD9 antigen's cell component is recorded as external side of plasma membrane[18].
  • CD9 antigen's cell component is recorded as extracellular exosome[19].
  • CD9 antigen's cell component is recorded as cell surface[20].
  • CD9 antigen's cell component is recorded as apical plasma membrane[21].
  • CD9 antigen's cell component is recorded as plasma membrane[22].
  • CD9 antigen's biological process is recorded as fusion of sperm to egg plasma membrane involved in single fertilization[23].
  • CD9 antigen's biological process is recorded as receptor internalization[24].
  • CD9 antigen's biological process is recorded as cellular response to low-density lipoprotein particle stimulus[25].
  • CD9 antigen's biological process is recorded as response to water deprivation[26].

References

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

Direct Wikidata claims

  1. [2] ↑ . Q905695. Retrieved . wikidata.org.
  2. [3] ↑ . Q905695. Retrieved . wikidata.org.
  3. [4] ↑ . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  4. [5] ↑ . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  8. [9] ↑ . Q20641742. Retrieved . wikidata.org.
  9. [10] ↑ . Murine CD9 is the receptor for pregnancy-specific glycoprotein 17. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  10. [11] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  11. [12] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  12. [13] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  13. [14] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  14. [15] ↑ . Murine CD9 is the receptor for pregnancy-specific glycoprotein 17. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  15. [16] ↑ . Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  16. [17] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  17. [18] ↑ . Characterization of mice lacking the tetraspanin superfamily member CD151. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  18. [19] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  19. [20] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  20. [21] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  21. [22] ↑ . Murine CD9 is the receptor for pregnancy-specific glycoprotein 17. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  22. [23] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  23. [24] ↑ . Multimolecular signaling complexes enable Syk-mediated signaling of CD36 internalization. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  24. [25] ↑ . Multimolecular signaling complexes enable Syk-mediated signaling of CD36 internalization. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  25. [26] ↑ . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

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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 antigen. Retrieved May 3, 2026, from https://4ort.xyz/entity/cd9-antigen
MLA “CD9 antigen.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/cd9-antigen.
BibTeX @misc{4ortxyz_cd9-antigen_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{CD9 antigen}}, year = {2026}, url = {https://4ort.xyz/entity/cd9-antigen}, note = {Accessed: 2026-05-03}}
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