tropomyosin
简明释义
英[ˌtrɒpəʊˈmaɪəsɪn]美[ˌtroʊpəˈmaɪəsɪn]
n. [生化] 原肌球蛋白
英英释义
单词用法
tropomyosin丝 | |
tropomyosin结合位点 | |
tropomyosin与肌动蛋白的相互作用 | |
tropomyosin蛋白复合物 | |
tropomyosin基因表达 | |
tropomyosin同种型 |
同义词
肌动蛋白调节素 | 肌动蛋白调节素在肌肉收缩中起着关键作用。 | ||
类似肌动蛋白调节素的蛋白 | The tropomyosin-like protein is involved in cytoskeletal regulation. | 类似肌动蛋白调节素的蛋白参与细胞骨架的调节。 |
反义词
肌动蛋白 | Actin filaments provide the structural framework for muscle contraction. | 肌动蛋白纤维为肌肉收缩提供了结构框架。 | |
肌球蛋白 | 肌球蛋白与肌动蛋白相互作用以促进肌肉运动。 |
例句
1.Objective Tropomyosin, a thin filament-associated protein, is thought to play a crucial role in the regulation of muscle contraction.
目的原肌球蛋白是一种细肌丝相关蛋白,对肌肉收缩起重要调节作用。
2.Objective Tropomyosin, a thin filament-associated protein, is thought to play a crucial role in the regulation of muscle contraction.
目的原肌球蛋白是一种细肌丝相关蛋白,对肌肉收缩起重要调节作用。
3.Second, the therapeutic value of one lobster, lobster meat protein, which contains more tropomyosin and paramyosin.
龙虾肉的蛋白质中,含有较多的原肌球蛋白和副肌球蛋白。
4.Like light meromyosin, tropomyosin contains two peptide chains in a coiled coil conformation.
象轻酶解肌球蛋白一样,原肌球蛋白含有两个肽链,其构型为盘旋螺旋。
5.Tropomyosin adds structural rigidity to the thin filament.
原肌球蛋白增加细丝的结构刚性。
6.Tropomyosin is further made up of three subunits.
肌球蛋白是进一步弥补了三个分部。
7.Lobster meat protein contains more tropomyosin and paramyosin.
龙虾肉的蛋白质中含有较多的原肌球蛋白和副肌球蛋白。
8.The binding of calcium ions to troponin causes a conformational change in the muscle fiber, allowing tropomyosin 肌动蛋白 to move and expose the myosin-binding sites.
钙离子与肌钙蛋白结合会导致肌肉纤维的构象变化,使得tropomyosin 肌动蛋白 移动并暴露出肌球蛋白结合位点。
9.In skeletal muscle, tropomyosin 肌动蛋白 plays a crucial role in regulating contraction by blocking actin sites.
在骨骼肌中,tropomyosin 肌动蛋白 在通过阻止肌动蛋白结合位点来调节收缩方面发挥着至关重要的作用。
10.Research has shown that mutations in tropomyosin 肌动蛋白 can lead to various muscle disorders.
研究表明,tropomyosin 肌动蛋白 的突变可能导致各种肌肉疾病。
11.During muscle relaxation, tropomyosin 肌动蛋白 covers the myosin-binding sites on actin filaments.
在肌肉放松期间,tropomyosin 肌动蛋白 遮盖了肌动丝上的肌球蛋白结合位点。
12.The interaction between tropomyosin 肌动蛋白 and actin is essential for muscle contraction.
tropomyosin 肌动蛋白 与肌动的相互作用对于肌肉收缩是必不可少的。
作文
Tropomyosin is a vital protein found in muscle tissue and plays a crucial role in the regulation of muscle contraction. This protein binds to actin filaments, which are essential components of the muscle's contractile apparatus. To understand the significance of tropomyosin (肌动蛋白调节素), it is important to delve into its structure and function within the context of muscle physiology. Muscle contraction is a complex process that involves several proteins working in harmony. When a muscle cell is stimulated by a nerve impulse, calcium ions are released, initiating a cascade of events that ultimately leads to contraction. Tropomyosin (肌动蛋白调节素) acts as a regulatory protein that controls the interaction between actin and myosin, another key protein involved in muscle contraction. In a relaxed muscle, tropomyosin (肌动蛋白调节素) covers the binding sites on actin filaments, preventing myosin from attaching to actin. This blockage is crucial because it ensures that muscles do not contract unless there is a specific signal to do so. When calcium ions bind to another protein called troponin, it causes a conformational change that moves tropomyosin (肌动蛋白调节素) away from the binding sites on actin. This exposes the sites, allowing myosin heads to bind to actin and initiate contraction. The importance of tropomyosin (肌动蛋白调节素) extends beyond just muscle contraction. It is also involved in various cellular processes, including cell motility and the maintenance of the cytoskeleton. The cytoskeleton provides structural support to cells and is critical for their shape and movement. By regulating actin filament dynamics, tropomyosin (肌动蛋白调节素) influences how cells move and respond to their environment. Moreover, research has shown that mutations in the genes encoding tropomyosin (肌动蛋白调节素) can lead to various muscle disorders. For instance, certain mutations can result in hypertrophic cardiomyopathy, a condition characterized by abnormal thickening of the heart muscle. Understanding the role of tropomyosin (肌动蛋白调节素) in these diseases is crucial for developing targeted therapies and treatments. In conclusion, tropomyosin (肌动蛋白调节素) is an essential protein that plays a fundamental role in muscle contraction and various cellular functions. Its ability to regulate the interaction between actin and myosin makes it a key player in the intricate process of muscle movement. As research continues to uncover the complexities of this protein, we gain deeper insights into muscle physiology and potential therapeutic avenues for muscle-related disorders. The study of tropomyosin (肌动蛋白调节素) not only enhances our understanding of biology but also paves the way for advancements in medical science.
肌动蛋白调节素是肌肉组织中一种重要的蛋白质,在肌肉收缩的调节中发挥着关键作用。该蛋白质与肌动丝结合,肌动丝是肌肉收缩装置的重要组成部分。要理解tropomyosin(肌动蛋白调节素)的重要性,有必要深入探讨其在肌肉生理学中的结构和功能。 肌肉收缩是一个复杂的过程,涉及多种蛋白质的协调工作。当肌肉细胞受到神经冲动刺激时,钙离子释放,启动一系列事件,最终导致收缩。tropomyosin(肌动蛋白调节素)作为一种调节蛋白,控制着肌动蛋白和肌球蛋白之间的相互作用,后者是参与肌肉收缩的另一种关键蛋白。 在放松状态下,tropomyosin(肌动蛋白调节素)覆盖在肌动丝的结合位点上,防止肌球蛋白附着在肌动丝上。这种阻塞至关重要,因为它确保肌肉在没有特定信号的情况下不会收缩。当钙离子与另一种蛋白质——肌钙蛋白结合时,会引起构象变化,使得tropomyosin(肌动蛋白调节素)从肌动丝的结合位点移开。这使得结合位点暴露,允许肌球蛋白头部与肌动丝结合并启动收缩。 tropomyosin(肌动蛋白调节素)的重要性不仅限于肌肉收缩。它还参与各种细胞过程,包括细胞运动和细胞骨架的维持。细胞骨架为细胞提供结构支持,并对其形状和运动至关重要。通过调节肌动丝的动态,tropomyosin(肌动蛋白调节素)影响细胞如何移动和响应环境。 此外,研究表明,编码tropomyosin(肌动蛋白调节素)的基因突变可能导致多种肌肉疾病。例如,某些突变可能导致肥厚型心肌病,这是一种以心肌异常增厚为特征的疾病。了解tropomyosin(肌动蛋白调节素)在这些疾病中的作用对于开发针对性的治疗方案至关重要。 总之,tropomyosin(肌动蛋白调节素)是一种基本的蛋白质,在肌肉收缩和各种细胞功能中发挥着重要作用。它调节肌动蛋白和肌球蛋白之间相互作用的能力使其在肌肉运动的复杂过程中成为关键角色。随着研究不断揭示这一蛋白质的复杂性,我们对肌肉生理学和肌肉相关疾病的潜在治疗途径有了更深入的了解。对tropomyosin(肌动蛋白调节素)的研究不仅增强了我们对生物学的理解,也为医学科学的进步铺平了道路。
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