Protein harnesses power of 'silly walks'
The 'stiff-legged' walk of a motor protein along a tightrope-like filament has been captured for the first time.
The 'stiff-legged' walk of a motor protein along a tightrope-like filament has been captured for the first time.
Bio & Medicine
Apr 24, 2015
4
26
(PhysOrg.com) -- Molecular "motors" are at the root of most biological movement. They propel cell components, whole cells, and even our muscles on command. Barbara Imperiali and a team from the Massachusetts Institute of ...
Biochemistry
May 10, 2011
1
0
Researchers at the Max Delbrück Center for Molecular Medicine in the Helmholtz Association (MDC) developed a mouse model that enables them to look inside a working muscle and identify the proteins that allow the sarcomere ...
Molecular & Computational biology
Jun 19, 2020
0
176
Every living thing moves—prey from predators, ants to crumbs, leaves toward sunlight. But at the most fundamental level, scientists are still struggling to grasp the physics behind how our own cells build, move, transport ...
Cell & Microbiology
May 30, 2019
0
1911
Myosins are motor proteins that convert chemical energy into mechanical work, generating force and movement. Myosin II generates forces that are essential to drive cell movements and cell shape changes that generate tissue ...
Biotechnology
Oct 28, 2019
0
106
By tracking the flow of information in a cell preparing to split, Johns Hopkins scientists have identified a protein mechanism that coordinates and regulates the dynamics of shape change necessary for division of a single ...
Cell & Microbiology
Nov 5, 2010
0
0
Applying a small mechanical force to embryonic stem cells could be a new way of coaxing them into a specific direction of differentiation, researchers at the University of Illinois report. Applications for force-directed ...
Materials Science
Oct 18, 2009
0
0
Researchers have found that a protein linked to cell division and migration and tied to increased cell proliferation in ovarian tumors is also present at high levels in breast cancer specimens and cell lines. The protein, ...
Cell & Microbiology
Sep 15, 2011
0
0
(Phys.org)—Cornell researchers have discovered that a protein known for moving cells around in the body also helps regulate a cellular organelle responsible for generating one-third of all proteins in the human body.
Cell & Microbiology
Dec 21, 2012
0
0
The proteins actin, myosin and titin are big players in the business of muscle contraction. Scientists at the European Molecular Biology Laboratory (EMBL) in Hamburg, Germany, have now examined another muscle protein ...
Cell & Microbiology
Feb 14, 2012
0
0