Cystatin SA

mammalian protein found in Homo sapiens
Protein protein Q21106568
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Cystatin SA

Summary

Cystatin SA is a protein[1].

Key Facts

  • Cystatin SA's instance of is recorded as protein[2].
  • Cystatin SA's UniProt protein ID is recorded as P09228[3].
  • Cystatin SA's part of is recorded as Cystatin[4].
  • Cystatin SA's part of is recorded as cystatins[5].
  • Cystatin SA's part of is recorded as Proteinase inhibitor I25, cystatin, conserved site, protein family[6].
  • Cystatin SA's has part is recorded as Cystatin domain[7].
  • Cystatin SA's has part is recorded as Proteinase inhibitor I25, cystatin, conserved site[8].
  • Cystatin SA's RefSeq protein ID is recorded as NP_001313[9].
  • Cystatin SA's molecular function is recorded as peptidase inhibitor activity[10].
  • Cystatin SA's molecular function is recorded as protein binding[11].
  • Cystatin SA's molecular function is recorded as protease binding[12].
  • Cystatin SA's molecular function is recorded as cysteine-type endopeptidase inhibitor activity[13].
  • Cystatin SA's molecular function is recorded as cysteine-type endopeptidase inhibitor activity[14].
  • Cystatin SA's cell component is recorded as extracellular region[15].
  • Cystatin SA's cell component is recorded as extracellular space[16].
  • Cystatin SA's cell component is recorded as extracellular space[17].
  • Cystatin SA's biological process is recorded as negative regulation of peptidase activity[18].
  • Cystatin SA's biological process is recorded as detection of chemical stimulus involved in sensory perception of bitter taste[19].
  • Cystatin SA's biological process is recorded as negative regulation of cysteine-type endopeptidase activity[20].
  • Cystatin SA's biological process is recorded as negative regulation of endopeptidase activity[21].
  • Cystatin SA's encoded by is recorded as CST2[22].
  • Cystatin SA's found in taxon is recorded as Homo sapiens[23].
  • Cystatin SA's Ensembl protein ID is recorded as ENSP00000307540[24].

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] . wikidata.org.
  5. [6] . wikidata.org.
  6. [7] . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  7. [8] . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  8. [9] . Q20641742. Retrieved . wikidata.org.
  9. [10] . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  10. [11] . A proteome-scale map of the human interactome network. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  11. [12] . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  12. [13] . Human cysteine-proteinase inhibitors: nucleotide sequence analysis of three members of the cystatin gene family. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  13. [14] . Human cysteine-proteinase inhibitors: nucleotide sequence analysis of three members of the cystatin gene family. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  14. [15] . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  15. [16] . Comparison of tear protein levels in breast cancer patients and healthy controls using a de novo proteomic approach. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  16. [17] . Salivary protein profiles are linked to bitter taste acceptance in infants. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  17. [18] . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  18. [19] . Salivary protein profiles are linked to bitter taste acceptance in infants. 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] . Q905695. Retrieved . wikidata.org.
  22. [23] . Q905695. Retrieved . wikidata.org.
  23. [24] . Ensembl Release 99. wikidata.org.

Class ancestry

  1. [1] . Wikidata. 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). Cystatin SA. Retrieved May 3, 2026, from https://4ort.xyz/entity/cystatin-sa-q21106568
MLA “Cystatin SA.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/cystatin-sa-q21106568.
BibTeX @misc{4ortxyz_cystatin-sa-q21106568_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Cystatin SA}}, year = {2026}, url = {https://4ort.xyz/entity/cystatin-sa-q21106568}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Cystatin SA — https://4ort.xyz/entity/cystatin-sa-q21106568 (retrieved 2026-05-03)

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