porphobilinogen

intermediate in the biosynthesis of porphyrins
ChemicalSubstance type_of_chemical_entity Q421178
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porphobilinogen

Summary

porphobilinogen is a type of chemical entity[1]. porphobilinogen ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (24 views/month).[2]

Key Facts

  • porphobilinogen's instance of is recorded as type of chemical entity[3].
  • porphobilinogen's chemical structure is recorded as Porphobilinogen neutral.svg[4].
  • porphobilinogen's CAS Registry Number is recorded as 487-90-1[5].
  • porphobilinogen's EC number is recorded as 207-666-3[6].
  • porphobilinogen's canonical SMILES is recorded as C1=C(C(=C(N1)CN)CC(=O)O)CCC(=O)O[7].
  • porphobilinogen's InChI is recorded as InChI=1S/C10H14N2O4/c11-4-8-7(3-10(15)16)6(5-12-8)1-2-9(13)14/h5,12H,1-4,11H2,(H,13,14)(H,15,16)[8].
  • porphobilinogen's InChIKey is recorded as QSHWIQZFGQKFMA-UHFFFAOYSA-N[9].
  • porphobilinogen's chemical formula is recorded as C₁₀H₁₄N₂O₄[10].
  • porphobilinogen's subclass of is recorded as carboxylic acid[11].
  • porphobilinogen's subclass of is recorded as heterocyclic compound[12].
  • porphobilinogen's Commons category is recorded as Porphobilinogen[13].
  • porphobilinogen's MeSH descriptor ID is recorded as D011162[14].
  • porphobilinogen's has part is recorded as nitrogen[15].
  • porphobilinogen's has part is recorded as oxygen[16].
  • porphobilinogen's has part is recorded as carbon[17].
  • porphobilinogen's PDB structure ID is recorded as 1OHL[18].
  • porphobilinogen's PDB structure ID is recorded as 5IC2[19].
  • porphobilinogen's PDB structure ID is recorded as 1E51[20].
  • porphobilinogen's PDB structure ID is recorded as 3OBK[21].
  • porphobilinogen's Freebase ID is recorded as /m/0f32c6[22].
  • porphobilinogen's UNII is recorded as 74KHC72QXK[23].
  • porphobilinogen's ChemSpider ID is recorded as 995[24].
  • porphobilinogen's PubChem CID is recorded as 1021[25].
  • porphobilinogen's KEGG ID is recorded as C00931[26].
  • porphobilinogen's MeSH tree code is recorded as D03.383.129.578.617[27].

Why It Matters

porphobilinogen ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (24 views/month).[2] porphobilinogen has Wikipedia articles in 15 language editions, a strong signal of global cultural recognition.[28] porphobilinogen is known by 8 alternative names across languages and contexts.[29]

References

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

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . Global Substance Registration System. Retrieved . commonchemistry.cas.org. Provenance: wikidata.org.
  4. [6] . Global Substance Registration System. Retrieved . wikidata.org.
  5. [7] . PubChem. Retrieved . wikidata.org.
  6. [8] . PubChem. Retrieved . wikidata.org.
  7. [9] . PubChem. Retrieved . wikidata.org.
  8. [10] . PubChem. Retrieved . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . Protein Data Bank. Retrieved . wikidata.org.
  17. [19] . Protein Data Bank. Retrieved . wikidata.org.
  18. [20] . Protein Data Bank. Retrieved . wikidata.org.
  19. [21] . Protein Data Bank. Retrieved . wikidata.org.
  20. [22] . Freebase Data Dumps. wikidata.org.
  21. [23] . Global Substance Registration System. Retrieved . wikidata.org.
  22. [24] . Q2311683. Retrieved . wikidata.org.
  23. [25] . PubChem. Retrieved . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . 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). porphobilinogen. Retrieved May 3, 2026, from https://4ort.xyz/entity/porphobilinogen
MLA “porphobilinogen.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/porphobilinogen.
BibTeX @misc{4ortxyz_porphobilinogen_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{porphobilinogen}}, year = {2026}, url = {https://4ort.xyz/entity/porphobilinogen}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): porphobilinogen — https://4ort.xyz/entity/porphobilinogen (retrieved 2026-05-03)

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