Hemoglobin A2

variant of hemoglobin A
ChemicalSubstance protein_containing_complex Q426738
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Hemoglobin A2

Summary

Hemoglobin A2 is a protein-containing complex[1]. It draws 97 Wikipedia views per month (protein_containing_complex category, ranking #3 of 5).[2]

Key Facts

  • Hemoglobin A2's instance of is recorded as protein-containing complex[3].
  • Hemoglobin A2's subclass of is recorded as Hemoglobin Dimer [extracellular region][4].
  • Hemoglobin A2's MeSH descriptor ID is recorded as D006443[5].
  • Hemoglobin A2's Freebase ID is recorded as /m/08dc87[6].
  • Hemoglobin A2's MeSH tree code is recorded as D12.776.124.400.405.450[7].
  • Hemoglobin A2's MeSH tree code is recorded as D12.776.422.316.762.380.450[8].
  • Hemoglobin A2's found in taxon is recorded as Homo sapiens[9].
  • Hemoglobin A2's UMLS CUI is recorded as C0019019[10].
  • Hemoglobin A2's Microsoft Academic ID is recorded as 2777216359[11].
  • Hemoglobin A2's Microsoft Academic ID is recorded as 2910370705[12].
  • Hemoglobin A2's OpenAlex ID is recorded as C2777216359[13].

Why It Matters

Hemoglobin A2 draws 97 Wikipedia views per month (protein_containing_complex category, ranking #3 of 5).[2] It has Wikipedia articles in 6 language editions, a strong signal of global cultural recognition.[14]

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] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . UMLS 2023. Retrieved . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [14] . Wikidata sitelinks. 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). Hemoglobin A2. Retrieved May 3, 2026, from https://4ort.xyz/entity/hemoglobin-a2
MLA “Hemoglobin A2.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hemoglobin-a2.
BibTeX @misc{4ortxyz_hemoglobin-a2_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Hemoglobin A2}}, year = {2026}, url = {https://4ort.xyz/entity/hemoglobin-a2}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Hemoglobin A2 — https://4ort.xyz/entity/hemoglobin-a2 (retrieved 2026-05-03)

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