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Actin is a family of globular multi-functional proteins that form microfilaments. It is found in essentially all eukaryotic cells where it may be present at ...

Actin structure and function. - NCBI


Actin is the most abundant protein in most eukaryotic cells. It is highly conserved and participates in more protein-protein interactions than any known protein.

Actin, Myosin, and Cell Movement - The Cell - NCBI Bookshelf


Actin filaments, usually in association with myosin, are responsible for many types of cell movements. Myosin is the prototype of a molecular motor—a protein  ...

What is Actin? (with picture)


Aug 17, 2016 ... Actin is a protein that allows cells to move and function. Without the tiny actin filaments, a cell would be unable to...

Muscle Contraction: Actin and Myosin Bonding - Video & Lesson ...


Muscles contract through the action of two proteins called actin and myosin. In this lesson, you'll learn how actin and myosin filaments, in...

What is the difference between myosin and actin? | Reference.com


The difference between myosin and actin is that, where myosin uses cellular energy to move along the actin, the actin is the passive partner in the process.

Structural Biochemistry/Protein function/Actin - Wikibooks, open ...


Actin is the most abundant protein found in eukaryotic cells. It is a monomeric unit of microfilaments (actin filaments). The globular actin is often called G-actin.

Actin Filaments


Actin monomer, depicted above left in two display modes, has subdomains designated 1-4. A simplified cartoon is above right. ATP binds, along with Mg<sup>++</sup>,  ...

Actin Structure and Function: What We Still Do Not Understand


Dec 14, 2007 ... Actin is interesting. We state this not just because actin is so plentiful that it is the single most abundant protein in many eukaryotic cells. Actin is ...

Actin Filament - MBInfo


Actin filaments (F-actin) are linear polymers of globular actin (G-actin) subunits and occur as microfilaments in the cytoskeleton and as thin filaments, which are ...

a globulin that is present in muscle plasma and that in connection with myosin plays an important role in muscle contraction.
Source: Dictionary.com
actin | Define actin at Dictionary.com
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