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Boundless Biology
The Musculoskeletal System
Muscle Contraction and Locomotion
Biology Textbooks Boundless Biology The Musculoskeletal System Muscle Contraction and Locomotion
Biology Textbooks Boundless Biology The Musculoskeletal System
Biology Textbooks Boundless Biology
Biology Textbooks
Biology
Concept Version 6
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Regulatory Proteins

Muscle contraction

Muscle contraction

Calcium remains in the sarcoplasmic reticulum until released by a stimulus. Calcium then binds to troponin, causing the troponin to change shape and remove the tropomyosin from the binding sites. Cross-bridge cling continues until the calcium ions and ATP are no longer available.

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    "Muskel-molekulartranslation."
    http://en.wikipedia.org/wiki/File:Muskel-molekulartranslation.png Wikipedia CC BY-SA.

Related Terms

  • sarcoplasmic reticulum
  • acetylcholine
  • tropomyosin
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