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papain

enzyme from Carica papaya
Protein protein Q410420
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papain

Summary

papain is a protein[1]. papain ranks in the top 3% of protein entities by monthly Wikipedia readership (551 views/month).[2]

Key Facts

  • papain's instance of is recorded as protein[3].
  • papain is a type of cysteine protease[4].
  • papain is part of industrial papain[5].
  • papain's Commons category is recorded as Papain[6].
  • papain's EC enzyme number is recorded as 3.4.22.2[7].
  • papain's molecular function is recorded as cysteine-type endopeptidase activity[8].
  • papain's found in taxon is recorded as Carica papaya[9].
  • papain's different from is recorded as industrial papain[10].
  • papain's different from is recorded as papain family[11].
  • papain's MCN code is recorded as 3507.90.26[12].

Why It Matters

papain ranks in the top 3% of protein entities by monthly Wikipedia readership (551 views/month).[2] papain has Wikipedia articles in 20 language editions, a strong signal of global cultural recognition.[13] papain is known by 9 alternative names across languages and contexts.[14]

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . Retrieved . Provenance: wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . InterPro release 2019-Nov-12. wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [13] ↑ . Wikidata sitelinks. wikidata.org.
  3. [14] ↑ . 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). papain. Retrieved May 3, 2026, from https://4ort.xyz/entity/papain
MLA “papain.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/papain.
BibTeX @misc{4ortxyz_papain_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{papain}}, year = {2026}, url = {https://4ort.xyz/entity/papain}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): papain — https://4ort.xyz/entity/papain (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/papain · 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. 5w ago · Twofivesixbot bot · 2026-05-25 view diff on Wikidata ↗
    Part of → —
    Instance of → —
    Subclass of → cysteine protease
    Subclass of → —
    + 7 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ [[Property:P8189]]: 987007563282605171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.