MYOSINOGEN Meaning and
Definition
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Myosinogen is a noun that refers to a precursor protein that is an essential component of the contractile protein myosin. It is the inactive form of myosin that exists in muscle fibers before it is converted into its active form, myosin.
Myosinogen is initially synthesized and stored in specialized cellular structures called myosin filaments within a muscle cell. When muscle contraction is triggered by the nerve impulse, myosinogen is enzymatically cleaved into two parts: a heavy chain and a light chain. This cleavage allows the myosinogen to undergo structural changes and transform into the active myosin.
Once converted, myosin plays a crucial role in muscle contraction by forming cross-bridges with another protein called actin. These cross-bridges slide along the actin filaments, causing the muscle fibers to shorten and generate force. This process allows for the movement of various body parts, including limbs and internal organs.
Myosinogen is essential for the proper functioning of skeletal, cardiac, and smooth muscles. Disorders or mutations affecting myosinogen synthesis or cleavage can result in muscle dysfunction and impairments in muscle contraction.
In summary, myosinogen is a precursor protein of myosin, the key contractile protein in muscles. It is converted into active myosin during muscle contraction, enabling the muscles to generate force and facilitate movement.
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A globulin, one of the two principal proteins of muscular tissue, a derivative of which is myosin formed during rigor mortis.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for MYOSINOGEN
- nyosinogen
- kyosinogen
- jyosinogen
- mtosinogen
- mgosinogen
- mhosinogen
- muosinogen
- m7osinogen
- m6osinogen
- myisinogen
- myksinogen
- mylsinogen
- mypsinogen
- my0sinogen
- my9sinogen
- myoainogen
- myozinogen
- myoxinogen
- myodinogen
- myoeinogen
Etymology of MYOSINOGEN
The word "myosinogen" is derived from two parts: "myosin" and "gen".
The term "myosin" originates from the Greek word "mysos", meaning "muscle", and the suffix "-in" typically used to denote a protein. Myosin refers to a type of protein present in muscle fibers that plays a crucial role in muscle contraction and movement.
The suffix "-gen" is derived from the Greek word "genes", which means "giving birth to" or "producing". In scientific terminology, "-gen" is commonly used to indicate something related to the formation, development, or production of a specific substance or entity.
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