cofactors
简明释义
辅酶因子
英英释义
单词用法
金属辅因子 | |
辅因子的结合 | |
辅因子和辅酶 | |
生化反应中的辅因子 |
同义词
| 辅酶 | 辅酶在代谢反应中起着关键作用。 |
反义词
| 抑制剂 | Inhibitors are often used in medicine to slow down or stop biological processes. | 抑制剂常用于医学中，以减缓或停止生物过程。 | |
| 拮抗剂 | Antagonists can block the action of cofactors in biochemical pathways. | 拮抗剂可以在生化途径中阻止辅因子的作用。 |
例句
1.This process catalysis by a series of enzymes and cofactors. These enzymes and cofactors all be called coagulation factor.
这一过程是由一系列酶和辅因子催化的，这些酶和相关的辅因子统称为凝血因子。
2.Preparation of FeMo cofactors containing single and double Mo was related with basicity of N-methylformamide.
固氮酶单、双钼铁钼辅基的制备与N-甲基甲酰胺碱度有关。
3.As the most important cofactors of proteins, metal ions are responsible for the active or structural sites in metalloproteins.
金属离子作为金属蛋白中重要的辅因子，承担着活性中心或结构中心的作用。
4.The only relief I got was with methylcobalamin plus cofactors after more than 16 years.
唯一的救济我所获得的弥加辅助因子后超过16年。
5.Inorganic compounds, particularly metallic ions and complexes, are essential cofactors in a variety of enzymes and proteins.
无机化合物，特别是金属离子和及其配合物，是很多酶和蛋白质必不可少的辅助因子。
6.Some holoenzymes , such as pyruvate dehydrogenase , are highly complex , with several cofactors.
有一些全酶是高度复杂的，如丙酮酸脱氢酶。
7.Step two: we go to another matrix that's called cofactors.
第二步，我们要找另一个矩阵，叫代数余子式。
8.Juvenility cofactors have been identified as terpenes.
幼年辅助因子已经鉴定出是萜类化学物。
9.As the most important cofactors of proteins, metal ions are responsible for the active or structural sites in metalloproteins.
金属离子作为金属蛋白中重要的辅因子，承担着活性中心或结构中心的作用。
10.Metal ions like zinc and magnesium are common cofactors 辅因子 for many enzymes.
锌和镁等金属离子是许多酶的常见辅因子 辅因子。
11.Some cofactors 辅因子 are organic molecules known as coenzymes.
一些辅因子 辅因子是被称为辅酶的有机分子。
12.The lack of certain cofactors 辅因子 can lead to enzyme deficiencies.
缺乏某些辅因子 辅因子可能导致酶缺乏。
13.Enzymes often require cofactors 辅因子 to function properly.
酶通常需要辅因子 辅因子才能正常工作。
14.Vitamins can serve as essential cofactors 辅因子 in metabolic reactions.
维生素可以作为代谢反应中的必要辅因子 辅因子。
作文
In the fascinating world of biochemistry, the term cofactors refers to non-protein chemical compounds that are essential for the biological activity of proteins, particularly enzymes. These cofactors can be either organic molecules, known as coenzymes, or inorganic metal ions. Understanding the role of cofactors is crucial for comprehending how enzymes function and how various biochemical reactions occur in living organisms.Enzymes are often described as the workhorses of the cell, facilitating countless biochemical reactions that are vital for life. However, many enzymes cannot perform their functions without the assistance of cofactors. For example, the enzyme lactate dehydrogenase, which plays a significant role in the conversion of pyruvate to lactate, requires the presence of a specific cofactor to carry out this reaction effectively. This dependency highlights the importance of cofactors in metabolic pathways.There are two main categories of cofactors: the first being inorganic ions such as zinc, magnesium, and iron. These metal ions often serve as activators, stabilizing the structure of the enzyme or participating directly in the chemical reaction. For instance, zinc is a common cofactor for numerous enzymes involved in DNA synthesis and repair. The presence of zinc allows these enzymes to maintain their structural integrity and catalytic activity.The second category of cofactors includes organic molecules, which are often derived from vitamins. Coenzymes such as NAD+ (nicotinamide adenine dinucleotide) and FAD (flavin adenine dinucleotide) are crucial for various oxidation-reduction reactions in cellular metabolism. These cofactors act by accepting and donating electrons, thus facilitating the transfer of energy within the cell. Without these organic cofactors, many vital processes, including cellular respiration and photosynthesis, would come to a halt.Moreover, the availability of cofactors can significantly influence enzyme activity and, consequently, metabolic rates. For instance, a deficiency in certain vitamins that serve as coenzymes can lead to reduced enzyme activity, resulting in metabolic disorders. This illustrates the interconnectedness of nutrition and biochemistry, emphasizing the need for a balanced diet to ensure adequate levels of essential cofactors.In summary, cofactors are indispensable components of enzymatic reactions, playing a pivotal role in maintaining the functionality of enzymes. Whether they are inorganic ions or organic coenzymes, cofactors facilitate essential biochemical processes that sustain life. A deeper understanding of cofactors not only enriches our knowledge of enzymology but also underscores the importance of nutrition in supporting these biochemical reactions. As research continues to unveil the complexities of biochemical interactions, the significance of cofactors will undoubtedly remain a central theme in the study of life sciences.
在生物化学的迷人世界中，术语cofactors指的是对蛋白质，特别是酶的生物活性至关重要的非蛋白化学化合物。这些cofactors可以是有机分子，称为辅酶，或无机金属离子。理解cofactors的作用对于理解酶如何发挥作用以及各种生化反应在生物体内如何发生至关重要。酶通常被描述为细胞的工作马，促进无数对生命至关重要的生化反应。然而，许多酶如果没有cofactors的帮助就无法发挥其功能。例如，乳酸脱氢酶是一种在丙酮酸转化为乳酸的过程中发挥重要作用的酶，它需要特定的cofactor才能有效地进行反应。这种依赖性突显了cofactors在代谢途径中的重要性。cofactors主要分为两类：第一类是无机离子，如锌、镁和铁。这些金属离子通常充当激活剂，稳定酶的结构或直接参与化学反应。例如，锌是众多参与DNA合成和修复的酶的常见cofactor。锌的存在使这些酶能够维持其结构完整性和催化活性。第二类cofactors包括有机分子，这些分子通常来源于维生素。辅酶如NAD+（烟酰胺腺嘌呤二核苷酸）和FAD（黄素腺嘌呤二核苷酸）对细胞代谢中的各种氧化还原反应至关重要。这些cofactors通过接受和捐赠电子来促进细胞内能量的转移。没有这些有机cofactors，许多重要过程，包括细胞呼吸和光合作用，将会停止。此外，cofactors的可用性会显著影响酶活性，从而影响代谢速率。例如，某些作为辅酶的维生素的缺乏可能导致酶活性降低，从而导致代谢紊乱。这说明了营养与生物化学之间的相互联系，强调了均衡饮食以确保足够的必需cofactors水平的必要性。总之，cofactors是酶促反应不可或缺的组成部分，在维持酶的功能方面发挥着关键作用。无论是无机离子还是有机辅酶，cofactors都促进维持生命所需的基本生化过程。对cofactors的更深入理解不仅丰富了我们对酶学的认识，还强调了营养在支持这些生化反应中的重要性。随着研究不断揭示生化相互作用的复杂性，cofactors的重要性无疑将继续成为生命科学研究的核心主题。
