乙酰基

Acetyl CoA A compound made up of acetyl and coenzyme A linked by a sulfur bridge.

乙酰辅酶 A ：由乙酰基和辅酶 A 通过硫键连接的一种化合物。

Adding acetyl groups to proteins at specific locations -- a process called acetylation -- is one mechanism cells use to control protein activity.

在蛋白质特定的位置添加乙酰基的过程又叫做乙酰化，这是细胞控制蛋白质活性的一种机制。

Aim To establish the method of detecting the Arylamine N-acetyltransferase-1(NAT1) genotype and its distribution of polymorphism,and analyze the correlation between the genotype and the phenotype in a Chinese Hans population.

目的探讨汉族人群中N-乙酰基转移酶1(NAT1)基因多态性的分布特点，以及基因型和表型之间的相关分析，以评价NAT1乙酰化代谢多态性对5氨-基水杨酸等药物疗效的影响。

Based on the analysis of the crystal structure of TTR-AcCoA complex and the property of its substrate TbL, a single-step mechanism through which TTR catalyses the inactivation of Tabtoxin by transfer an acetyl group to the toxin was proposed.

通过对TTR的序列及结构特征的分析，表明TTR属于GCN5相关的N乙酰基转移酶超家族，并且具有GNAT超家族蛋白中保守存在的组蛋白乙酰基转移酶催化核心。

The acyl derivatives all exhibited higher inhibitory effect than prinsepiol, among which isobutyryl and diacetate derivatives exhibited highest activity with EC50 of 3.85 mg/L and 5.60 mg/L respectively.

在Prinsepiol 4，4'位引入不同酰基后化合物的抑菌活性均有不同程度提高，其中4，4'-二异丁酰基衍生物和4，4'-二乙酰基衍生物的抑菌活性均较好，有效中浓度(EC50)分别为3.85和5.60 mg/L，是Prinsepiol的6~8倍。

The yield reached 67.0% The medicinal and pesticidal activities of a part of the compounds have been measured .

在进行氨基酰化时，论文克服了该类嘧啶环上4位氨基在常规条件下不与芳香类和带有强吸电子基如三氯乙酰基酰化试剂发生反应的困难，通过采用在强碱性条件下进行酰化，得以成功。

A series of polys based on pyromellitic dianhydride, biphenylyl tetracarboxylic dianhydride, thiodiphthalic dianhydride bis benzene dianhydride and oxydiphthalic dianhydride were prepared in different solvents.

以所合成的AB_2单体为原料，合成了一系粘度较低、溶解性良好，带端酚羟基、苯甲酰基、乙酰基、氰代苯基和苯酰苯亚胺基的芳香族超支化聚酰亚胺，通过核磁波谱、红外光谱分析和元素分析对其结构进行确证。

At the same time, adding thymoquinone to pancreatic cancer cells reduced the production and activity of enzymes called histone deacetylases, which remove the acetyl groups from the histone proteins, halting the gene transcription process.

同时，添加百里香醌到胰腺癌细胞能够减少细胞产物并且激活组蛋白脱乙酰基酶，这种酶将从组蛋白中移除乙酰基基团，从而阻止了基因的转录过程。

In this issue, now show that the multisubunit histone acetyltransferase Elongator may regulate migration and branch formation of cortical neurons in the developing mouse brain by acetylating -tubulin.

本文研究显示，在老鼠大脑发育时期，多亚基组蛋白乙酰基转移酶Elongator能通过乙酰化微管蛋白，调控大脑皮层神经分支的迁移与形成。

The improved method of konjac glucomannan carboxy methylation was proposed in this paper according to the effects of deacetylation. Carboxymethyl KGM were synthesized by blending KGM with etherification agent first and then basifying and catalyzing in ethanol. Basifying first and then etherifying prepared traditional carboxymethyl KGM.

针对脱乙酰基的这种影响进行羧甲基化方法的改进，在乙醇介质中先混合醚化剂，再进行碱化催化反应制备羧甲基魔芋葡甘聚糖，并通过与传统的先碱化再醚化的KGM羧甲基改性方法比较，达到乙酰基脱出顺序上的不同。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。