contractile vacuole
type: Thing
alternate name: GO:0000331
description: specialized vacuole of eukaryotic cells, especially Protozoa, that fills with water from the cytoplasm and then discharges this externally by the opening of contractile vacuole pores. Its function is probably osmoregulatory
additional property: PropertyValue
  property ID: P31
  value: cellular component
additional property: PropertyValue
  property ID: P279
  value: vacuole
additional property: PropertyValue
  property ID: P279
  value: cytoplasmic vesicle
additional property: PropertyValue
  property ID: P361
  value: contractile vacuole complex
additional property: PropertyValue
  property ID: P646
  value: /m/074k39
additional property: PropertyValue
  property ID: P686
  value: GO:0000331
additional property: PropertyValue
  property ID: P1343
  value: Encyclopædia Britannica 11th edition
additional property: PropertyValue
  property ID: P1417
  value: science/contractile-vacuole
additional property: PropertyValue
  property ID: P2888
  value: http://purl.obolibrary.org/obo/GO_0000331
additional property: PropertyValue
  property ID: P3417
  value: Contractile-Vacuole
additional property: PropertyValue
  property ID: P6366
  value: 110506794
additional property: PropertyValue
  property ID: P10283
  value: C110506794
additional property: PropertyValue
  property ID: P11514
  value: sokratitel-nye-vakuoli-635ecf
confidence:
  popularity graph score:
    score: 0.015
    score pct: 1
    tier: established
    components:
      sitelinks: 17
      sitelinks norm: 0.04
      unique citations: 5
      unique citations norm: 0.002
      monthly pageviews: 166
      monthly pageviews norm: 0.0
  sitelinks: 17
  unique citations: 5
  monthly pageviews: 166
  yearly pageviews: 303
  pageview trend:
    m: 2026-07
    v: 166
  pageview trend:
    m: 2026-06
    v: 35
  pageview trend:
    m: 2026-05
    v: 1
  pageview trend:
    m: 2026-05
    v: 7
  pageview trend:
    m: 2026-05
    v: 4
  pageview trend:
    m: 2026-05
    v: 13
  pageview trend:
    m: 2026-04
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  pageview trend:
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  pageview trend:
    m: 2026-04
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  pageview trend:
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  popularity:
    sitelinks: 17
    max: 423
    pct: 4.0
  tier: established
claims:
  P31:
    value: Q5058355
    source count: 1
    confidence: 0.2
    value label: cellular component
  P279:
    value: Q127702
    source count: 1
    confidence: 0.2
    value label: vacuole
  P279:
    value: Q14840128
    source count: 1
    confidence: 0.2
    value label: cytoplasmic vesicle
  P361:
    value: Q70535597
    source count: 1
    confidence: 0.2
    value label: contractile vacuole complex
  P646:
    value: /m/074k39
    source count: 1
    confidence: 0.2
  P686:
    value: GO:0000331
    source count: 1
    confidence: 0.2
  P1343:
    value: Q867541
    source count: 0
    confidence: 0.0
    value label: Encyclopædia Britannica 11th edition
  P1417:
    value: science/contractile-vacuole
    source count: 0
    confidence: 0.0
  P2888:
    value: http://purl.obolibrary.org/obo/GO_0000331
    source count: 1
    confidence: 0.2
  P3417:
    value: Contractile-Vacuole
    source count: 1
    confidence: 0.2
  P6366:
    value: 110506794
    source count: 0
    confidence: 0.0
  P10283:
    value: C110506794
    source count: 1
    confidence: 0.2
  P11514:
    value: sokratitel-nye-vakuoli-635ecf
    source count: 0
    confidence: 0.0
citations:
  source: OpenAlex
  stated in qid: Q107507571
  retrieved: 2022-01-26
citations:
  source: Freebase Data Dumps
  stated in qid: Q15241312
  pub year: 2013
citations:
  source: Gene Ontology release 2019-10-07
  stated in qid: Q70472376
  retrieved: 2019-10-12
citations:
  source: Gene Ontology release 2022-07-01
  stated in qid: Q112968510
  retrieved: 2022-07-15
citations:
  source: Quora
  stated in qid: Q51711
meta:
  wikidata id: Q900261
  domain: cellular_component
  level: standard
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  data source: Wikidata (CC0 / public domain)
  license: https://creativecommons.org/publicdomain/zero/1.0/
  api version: v1
  served at: 2026-08-23T14:53:35.863480Z
  entity updated at: 2026-05-03T23:45:09.469384+00:00Z
  entity created at: 2026-04-10T23:28:28.352344+00:00Z