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T-tubule

invagination of the plasma membrane of a muscle cell that extends inward from the cell surface around each myofibril; the ends of T-tubules make contact with the sarcoplasmic reticulum membrane
Class type of: cellular anatomical entity Q2983734

Facts

4 properties
Instance of
cellular component
Subclass of
cellular anatomical entity[2]
Part of
sarcolemma[3]
Native label
tubulus transversus[4]
🏷️ Also known as
en T-tubule en GO:0030315 en transverse tubule ar نبيب مستعرض ar نبيبات T ar نبيب T ar نبيبات مستعرضة cs T-tubul es Tubulos T es Túbulos T es Tubulos transversales es Túbulos transversales es Tubulo T es túbulo T es Tubulo transversal es Túbulo transversal fa لولچه عرضی ja 横行小管 ja T管 ko 가로세관
🔖 Identifiers · 9
Image (Wikimedia Commons)
Blausen 0801 SkeletalMuscle.png ↗
Exact match
purl.obolibrary.org
Freebase ID
/m/0726nx
Gene Ontology ID
GO:0030315
KBpedia ID
T-Tubule
Microsoft Academic ID (discontinued)
2776489354
Store medisinske leksikon ID
T-tubuli
Terminologia Histologica
H2.00.05.2.01018, H2.00.05.2.02013
UMLS CUI
C1179122

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
← Cell component 2
Calcium voltage-gated channel subunit alpha1 S, Calcium voltage-gated channel subunit alpha1 S
Part of 1
sarcolemma
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Summary

T-tubule is a cellular component[1].

References

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

Direct Wikidata claims

  1. [2] ↑ . Gene Ontology release 2019-10-07. Retrieved . wikidata.org.
  2. [3] ↑ . Gene Ontology release 2019-10-07. Retrieved . wikidata.org.
  3. [4] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). T-tubule. Retrieved November 4, 2026, from https://4ort.xyz/entity/t-tubule
MLA “T-tubule.” 4ort.xyz Knowledge Graph, 4ort.xyz, 4 Nov. 2026, https://4ort.xyz/entity/t-tubule.
BibTeX @misc{4ortxyz_t-tubule_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{T-tubule}}, year = {2026}, url = {https://4ort.xyz/entity/t-tubule}, note = {Accessed: 2026-11-04}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): T-tubule — https://4ort.xyz/entity/t-tubule (retrieved 2026-11-04)

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