Complement C2

mammalian protein found in Homo sapiens
Protein protein Q21102425
Press Enter · cited answer in seconds

Complement C2

Summary

Complement C2 is a protein[1].

Key Facts

  • Complement C2's instance of is recorded as protein[2].
  • Complement C2 is part of von Willebrand factor A-like domain superfamily[3].
  • Complement C2 is part of Peptidase S1, PA clan[4].
  • Complement C2 is part of complement C2[5].
  • Complement C2 is part of Sushi/SCR/CCP superfamily[6].
  • Complement C2 is part of Sushi/SCR/CCP domain, protein family[7].
  • Complement C2 is part of von Willebrand factor, type A, protein family[8].
  • Complement C2 is part of Serine proteases, trypsin domain, protein family[9].
  • Complement C2 is part of Serine proteases, trypsin family, histidine active site, protein family[10].
  • Complement C2 is part of Serine proteases, trypsin family, serine active site, protein family[11].
  • Complement C2 comprises serine proteases, trypsin domain[12].
  • Complement C2 comprises sushi/SCR/CCP domain[13].
  • Complement C2 comprises serine proteases, trypsin family, histidine active site[14].
  • Complement C2 comprises Serine proteases, trypsin family, serine active site[15].
  • Complement C2 comprises von Willebrand factor, type A[16].
  • Complement C2's molecular function is recorded as peptidase activity[17].
  • Complement C2's molecular function is recorded as serine-type peptidase activity[18].
  • Complement C2's molecular function is recorded as hydrolase activity[19].
  • Complement C2's molecular function is recorded as metal ion binding[20].
  • Complement C2's molecular function is recorded as serine-type endopeptidase activity[21].
  • Complement C2's molecular function is recorded as protein binding[22].
  • Complement C2's molecular function is recorded as serine-type endopeptidase activity[23].
  • Complement C2's cell component is recorded as extracellular region[24].
  • Complement C2's cell component is recorded as extracellular exosome[25].
  • Complement C2's cell component is recorded as extracellular space[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] . InterPro Release 71.0. ebi.ac.uk. Provenance: 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] . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  6. [7] . wikidata.org.
  7. [8] . wikidata.org.
  8. [9] . wikidata.org.
  9. [10] . wikidata.org.
  10. [11] . wikidata.org.
  11. [12] . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  12. [13] . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  13. [14] . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  14. [15] . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  15. [16] . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  16. [17] . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  17. [18] . GOA. 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] . Widespread macromolecular interaction perturbations in human genetic disorders. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  22. [23] . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  23. [24] . GOA. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  24. [25] . In-depth proteomic analyses of exosomes isolated from expressed prostatic secretions in urine. Retrieved . ebi.ac.uk. Provenance: wikidata.org.
  25. [26] . Type II human complement C2 deficiency. Allele-specific amino acid substitutions (Ser189 --> Phe; Gly444 --> Arg) cause impaired C2 secretion. Retrieved . ebi.ac.uk. Provenance: 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). Complement C2. Retrieved May 3, 2026, from https://4ort.xyz/entity/complement-c2-q21102425
MLA “Complement C2.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/complement-c2-q21102425.
BibTeX @misc{4ortxyz_complement-c2-q21102425_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Complement C2}}, year = {2026}, url = {https://4ort.xyz/entity/complement-c2-q21102425}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Complement C2 — https://4ort.xyz/entity/complement-c2-q21102425 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/complement-c2-q21102425 · Last refreshed:

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. 11h ago · Boghog · 2026-07-24 view diff on Wikidata ↗
    Imported from
    Found in taxon Homo sapiens
    Wikidata description mammalian protein found in Homo sapiens
    Molecular function peptidase activity, serine-type peptidase activity, hydrolase activity +4
    + 12 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ [[Property:P591]]: 3.4.21.43, [[:toollabs:quickstatements/#/batch/261488|batch #261488]]"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.