Myosins (/ˈmaɪəsɪn, -oʊ-/) are a family of motor proteins best known for their roles in muscle contraction and in a wide range of other motility processes...
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Smooth muscle (section Myosin)
the proteins - myosin and actin - which together have the capability to contract. Myosin is primarily class II in smooth muscle. Myosin II contains two...
37 KB (4,736 words) - 23:58, 3 October 2024
Myosin-2 (myosin heavy chain 2) is a protein that in humans is encoded by the MYH2 gene. GRCh38: Ensembl release 89: ENSG00000125414 – Ensembl, May 2017...
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Myosin ATPase (EC 3.6.4.1) is an enzyme with systematic name ATP phosphohydrolase (actin-translocating). This enzyme catalyses the following chemical reaction:...
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A myosin light chain is a light chain (small polypeptide subunit) of myosin. Myosin light chains were discovered by Chinese biochemist Cao Tianqin (Tien-chin...
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Myosin-11 is a protein that in humans is encoded by the MYH11 gene. Myosin-11 is a smooth muscle myosin belonging to the myosin heavy chain family. Myosin-11...
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Myosin light-chain phosphatase, also called myosin phosphatase (EC 3.1.3.53; systematic name [myosin-light-chain]-phosphate phosphohydrolase), is an enzyme...
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The myosin head is the part of the thick myofilament made up of myosin that acts in muscle contraction, by sliding over thin myofilaments of actin. Myosin...
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"ladder" along which the myosin filaments "climb" to generate motion Thick filaments consist primarily of the protein myosin, that is responsible for...
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other to generate movement. According to the sliding filament theory, the myosin (thick filaments) of muscle fibers slide past the actin (thin filaments)...
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Myosin light-chain kinase also known as MYLK or MLCK is a serine/threonine-specific protein kinase that phosphorylates a specific myosin light chain, namely...
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of the important proteins are myosin, which forms the thick filament, and actin, which forms the thin filament. Myosin has a long fibrous tail and a globular...
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adenosine triphosphate (ATP). ATP is required to cause separation of the actin-myosin cross-bridges during relaxation of muscle. When oxygen is no longer present...
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Unconventional myosin-Ia is a protein that in humans is encoded by the MYO1A gene. The protein encoded by this gene belongs to the myosin superfamily. Myosins are...
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promotes myosin II activation by the kinase ROCK, which activates myosin II directly by phosphorylation of the myosin light chain and also inhibits myosin phosphatase...
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Motor protein (section Myosin)
function without dynein. Numerous myosin deficiencies are related to disease states and genetic syndromes. Because myosin II is essential for muscle contraction...
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myofibrils in muscle cells. The main proteins involved are myosin, actin, and titin. Myosin and actin are the contractile proteins and titin is an elastic...
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Myosin-IIIa is a protein that in humans is encoded by the MYO3A gene. The protein encoded by this gene belongs to the myosin superfamily. Myosins are...
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and thick filaments dominantly consist of chains of the motor-protein myosin. Together, these two filaments form myofibrils - the basic functional organelles...
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MYO7A (redirect from Myosin VIIA)
Myosin VIIA is protein that in humans is encoded by the MYO7A gene. Myosin VIIA is a member of the unconventional myosin superfamily of proteins. Myosins...
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in turn composed of myofibrils. The myofibrils are composed of actin and myosin filaments called myofilaments, repeated in units called sarcomeres, which...
120 KB (13,834 words) - 17:29, 6 October 2024
sarcomere, actin and myosin fibers overlap in a contractile motion towards each other. Myosin filaments have club-shaped myosin heads that project toward...
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The myosin-binding protein C, cardiac-type is a protein that in humans is encoded by the MYBPC3 gene. This isoform is expressed exclusively in heart muscle...
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calmodulin, activating myosin light-chain kinase which phosphorylates the myosin light-chain. Phosphorylated light-chain myosin interacts with actin filaments...
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presence. Low(er) myosin ATPase, sensitive to alkali. IIa (Fast oxidative/glycolytic, FOG) — High glycolytic, oxidative and myosin ATPase presence, sensitive...
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actin-containing thin filaments. The thin filaments are placed between 2 myosin filaments and contain only the actin filaments of neighboring sarcomeres...
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MHCK MIHC kinase myosin heavy chain kinase myosin I heavy-chain kinase myosin II heavy-chain kinase [myosin-heavy-chain] kinase myosin heavy chain kinase...
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Unconventional myosin-Va is a motor protein in charge of the intracellular transport of vesicles, organelles and protein complexes along the actin filaments...
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Meromyosin is a part of myosin (mero meaning "part of"). With regards to human anatomy myosin and actin constitute the basic functional unit of a muscle...
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myogenesis. Muscle tissue contains special contractile proteins called actin and myosin which interact to cause movement. Among many other muscle proteins, present...
23 KB (2,585 words) - 13:27, 11 October 2024