A research team, led by an Indian-origin researcher, has provided new understanding of how heart muscle functions, by discovering the previously unknown role of two enzymes in heart ...

X‑rays shed new light on regulation of muscle contraction Date: April 19, 2011 Source: European Synchrotron Radiation Facility Summary: More than 200 years ago, Luigi Galvani discovered that the ...

Numerous motor and structural proteins compose a highly ordered structure known as the sarcomere, the basic unit of muscle contraction in heart and skeletal muscles. Sarcomeric myosin heavy chain ...

Researchers use snake venom to solve structure of muscle protein. ScienceDaily . Retrieved May 19, 2025 from www.sciencedaily.com / releases / 2020 / 04 / 200415133644.htm ...

A group of researchers unraveled the three-dimensional structure of actomyosin rigor complex (complex of actin and myosin filaments), clarifying how skeletal muscles contract at high speed and high ...

Bacteriophage T4 and related viruses have a contractile tail that serves as an efficient mechanical device for infecting bacteria. A three-dimensional cryo-EM reconstruction of the mature T4 tail ...

Other researchers have determined that the T4 molecular motor is the strongest yet discovered in viruses and proportionately twice as powerful as an automotive engine. The motors generate 20 times the ...

All the latest science news on muscle contraction from Phys.org. Find ... on the molecular mechanisms underlying ... and Warwick investigated the structure and mechanics of ...