酶的催化中心是由一组氨基酸组成,其三维结构形成活性位点,允许它高效地结合或修饰底物。
The catalytic center of an enzyme is composed of a set of amino acids whose three-dimensional arrangement forms the "active-site" that allows them to efficiently bind and modify the substrate.
芦荟含有蒽醌类化合物、多糖、有机酸、氨基酸、维生素、矿物质元素、活性酶、等多种有效成分。
Aloe contains a number of active principles such as anthraquinone compounds, polysaccharides, organic acids, amino acids, vitamins, mineral elements, and active enzymes.
推测277位氨基酸处于ABO血型基因编码的转移酶的活性区域。
We can conclude that the amino acid 277 locates activity region of the transferase encoded by ABO gene.
芦荟含有蒽醌类化合物、多糖、有机酸、氨基酸、矿质元素活性、酶等多种有效成分,本文阐述了各有效成分的药理和保健功效。
The Aloe contains a number of active principles such as anthraquinone compounds, polysaccharide, organic acid, amino acid, mineral elements and active enzyme.
按照已有的酶活性中心的金属-氨基酸侧链配位和空间关系,设计合成多齿配体,并使配体和金属离子通过配位作用形成配合物。
They are designed according to the special relations and coordination of metal-amino acid side chain in the active centre in known enzymes.
一些不可逆抑制剂,甚至成为共价结合的酶的活性部位的氨基酸,因为他们带来的是通过早期的催化化学步骤。
Some irreversible inhibitors even become covalently bound to amino acids in the active site of the enzyme as they are brought through the early chemical steps of catalysis.
探讨了用复合酶法制备鱼是鱼活性寡肽及其氨基酸组成和相对分子质量分布情况。
This paper deals with the preparation of anchovy active oligopeptide by complex protease and distribution of the molecular weight as well as the amino acids component.
主要成份:去离子水、胶原活性蛋白肽、多重细胞修复因子、生物保湿剂、超氧化歧化酶、植物氨基酸。
Main Ingredients: deionized water, collagen active albumen peptide, multiple cell-repairing factor, biological humectant, superoxide dismutase (SOD), and vegetal amino acid.
分离纯化参环毛蚓中纤溶活性蛋白酶,并对其活性及氨基酸序列进行分析。
The purpose is to purify thrombolytic enzymes from Pheretima aspergillum(E. Perrier), and to analyze their activity and amino acid sequence.
饲粮电解质平衡状况可影响动物机体酸碱平衡,进而影响营养物质的消化吸收率,还可通过改变一些酶的活性而影响氨基酸等养分的代谢利用。
Dietary electrolyte balance can influence on acid-base balance, digestibility and absorption of nutrition, the metabolism of amino acid by changing the correlative enzyme.
在苗期,叶绿素含量和SOD酶活性下降,可溶性蛋白、可溶性糖、脯氨酸、游离氨基酸和MDA含量上升。
At seeding stage, chlorophyll content and SOD activity decreased, while soluble protein, soluble sugar, praline, amino acid content and MDA content increased.
同时重点介绍了氨基酸型表面活性剂的合成制备方法,其中包括化学合成法、酶合成法以及化学酶合成法。
The introduction was centered on synthetic methods of amino acid-based surfactants including the chemical synthesis, enzymatic synthesis, chemo-enzymatic synthesis.
玉米蛋白含有丰富的蛋白质和独特的氨基酸组成,通过酶法改性可得到大量的生物活性肽。
Corn gluten meal contains plenty protein and peculiar amino acid composition, a large number of bioactive peptides can be found by enzymatic hydrolysis.
摘要:丝氨酸蛋白酶家族活性中心由一组特征性氨基酸残基构成,其中有一个是丝氨酸。
Abstract: Activity center of serine protease family is constituted by a set of characteristic amino acid residues, which has a serine.
纳豆激酶,纳豆的主要活性成分,是一种强纤维蛋白溶解性酶,且含有一种由275种氨基酸组成的单个多肽链强蛋白结构。
Nattokinase, the main active ingredient of natto, is a potent fibrinolytic enzyme and has a potent protein structure made up of a single polypeptide chain consisting of 275 amine acids.
漆酶的催化反应发生在铜离子形成的活性中心,但其氧化能力与氨基酸配体有密切的关系。
Main catalytic reactions of laccase occur in cu 2 + formed active center, however the level of REDOX potential is related to amino acid ligands.
因此,降低大豆胰蛋白酶抑制剂的活性、平衡大豆蛋白质的氨基酸组成对提高大豆蛋白质的利用率至关重要。
Trypsin protease inhibitor can decrease the utilization of protein, and result in the loss of soybean nutrition for human beings.
同时重点介绍了氨基酸型表面活性剂的合成制备方法,其中包括化学合成法、酶合成法以及化学酶合成法。
The introduction was centered on synthetic methods of amino acid-based surfactants including the chemical synthesis, enzymatic synthesis, chemo-enzymatic synthesis. Finally, the devel...
同时重点介绍了氨基酸型表面活性剂的合成制备方法,其中包括化学合成法、酶合成法以及化学酶合成法。
The introduction was centered on synthetic methods of amino acid-based surfactants including the chemical synthesis, enzymatic sy…
同时重点介绍了氨基酸型表面活性剂的合成制备方法,其中包括化学合成法、酶合成法以及化学酶合成法。
The introduction was centered on synthetic methods of amino acid-based surfactants including the chemical synthesis, enzymatic sy…
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