Serum amyloid A1

mammalian protein found in Homo sapiens
Protein protein Q21122732
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Serum amyloid A1

Summary

Serum amyloid A1 is a protein[1].

Key Facts

  • Serum amyloid A1's instance of is recorded as protein[2].
  • Serum amyloid A1's UniProt protein ID is recorded as P0DJI8[3].
  • Serum amyloid A1's part of is recorded as serum amyloid A[4].
  • Serum amyloid A1's RefSeq protein ID is recorded as NP_000322[5].
  • Serum amyloid A1's RefSeq protein ID is recorded as NP_001171477[6].
  • Serum amyloid A1's RefSeq protein ID is recorded as NP_954630[7].
  • Serum amyloid A1's PDB structure ID is recorded as 4IP8[8].
  • Serum amyloid A1's PDB structure ID is recorded as 4IP9[9].
  • Serum amyloid A1's molecular function is recorded as heparin binding[10].
  • Serum amyloid A1's molecular function is recorded as chemoattractant activity[11].
  • Serum amyloid A1's molecular function is recorded as G protein-coupled receptor binding[12].
  • Serum amyloid A1's cell component is recorded as endocytic vesicle lumen[13].
  • Serum amyloid A1's cell component is recorded as extracellular region[14].
  • Serum amyloid A1's cell component is recorded as high-density lipoprotein particle[15].
  • Serum amyloid A1's cell component is recorded as cytoplasmic microtubule[16].
  • Serum amyloid A1's cell component is recorded as extracellular exosome[17].
  • Serum amyloid A1's cell component is recorded as extracellular space[18].
  • Serum amyloid A1's cell component is recorded as extracellular exosome[19].
  • Serum amyloid A1's biological process is recorded as positive regulation of cytosolic calcium ion concentration[20].
  • Serum amyloid A1's biological process is recorded as receptor-mediated endocytosis[21].
  • Serum amyloid A1's biological process is recorded as neutrophil chemotaxis[22].
  • Serum amyloid A1's biological process is recorded as platelet activation[23].
  • Serum amyloid A1's biological process is recorded as macrophage chemotaxis[24].
  • Serum amyloid A1's biological process is recorded as acute-phase response[25].
  • Serum amyloid A1's biological process is recorded as lymphocyte chemotaxis[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] . Q20641742. Retrieved . wikidata.org.
  5. [6] . Q20641742. Retrieved . wikidata.org.
  6. [7] . Q20641742. Retrieved . wikidata.org.
  7. [8] . Q905695. Retrieved . wikidata.org.
  8. [9] . Q905695. Retrieved . wikidata.org.
  9. [10] . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  10. [11] . Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  11. [12] . A seven-transmembrane, G protein-coupled receptor, FPRL1, mediates the chemotactic activity of serum amyloid A for human phagocytic cells. 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] . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  15. [16] . Colocalization of Serum Amyloid A with Microtubules in Human Coronary Artery Endothelial Cells. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  16. [17] . In-depth proteomic analyses of exosomes isolated from expressed prostatic secretions in urine. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  17. [18] . Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  18. [19] . Proteomic analysis of human parotid gland exosomes by multidimensional protein identification technology (MudPIT). Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  19. [20] . Serum amyloid A induces calcium mobilization and chemotaxis of human monocytes by activating a pertussis toxin-sensitive signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  20. [21] . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  21. [22] . Acute-phase, but not constitutive serum amyloid A (SAA) is chemotactic for cultured human aortic smooth muscle cells. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  22. [23] . Serum amyloid A, an acute phase protein, inhibits platelet activation. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  23. [24] . Serum amyloid A induces calcium mobilization and chemotaxis of human monocytes by activating a pertussis toxin-sensitive signaling pathway. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  24. [25] . Widespread expression of serum amyloid A in histologically normal human tissues. Predominant localization to the epithelium. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  25. [26] . A novel biologic function of serum amyloid A. Induction of T lymphocyte migration and adhesion. 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). Serum amyloid A1. Retrieved May 3, 2026, from https://4ort.xyz/entity/serum-amyloid-a1
MLA “Serum amyloid A1.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/serum-amyloid-a1.
BibTeX @misc{4ortxyz_serum-amyloid-a1_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Serum amyloid A1}}, year = {2026}, url = {https://4ort.xyz/entity/serum-amyloid-a1}, note = {Accessed: 2026-05-03}}
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