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sigma factor

class of proteins
Thing group_or_class_of_proteins Q306436
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sigma factor

Summary

sigma factor is a group or class of proteins[1]. It has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • sigma factor's instance of is recorded as group or class of proteins[3].
  • sigma factor is a type of general transcription factor[4].
  • sigma factor is a type of transcription factor[5].
  • sigma factor's Commons category is recorded as Sigma factors[6].
  • sigma factor's molecular function is recorded as sigma factor activity[7].

Body

Definition and Type

sigma factor's instance of is recorded as group or class of proteins[3]. Recorded subclass of include general transcription factor[4] and transcription factor[5].

Why It Matters

sigma factor has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[2] It is known by 7 alternative names across languages and contexts.[8]

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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikidata sitelinks. wikidata.org.
  2. [8] ↑ . 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). sigma factor. Retrieved May 3, 2026, from https://4ort.xyz/entity/sigma-factor
MLA “sigma factor.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/sigma-factor.
BibTeX @misc{4ortxyz_sigma-factor_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{sigma factor}}, year = {2026}, url = {https://4ort.xyz/entity/sigma-factor}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): sigma factor — https://4ort.xyz/entity/sigma-factor (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/sigma-factor · 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. 22d ago · JhealdBatch bot · 2026-06-16 view diff on Wikidata ↗
    Instance of → —
    Molecular function → sigma factor activity
    Aliases → —
    Subclass of → —
    + 3 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/36807|batch #36807]]: tag for concrete/abstract disjunction anomaly"
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