nucleosome

Numerical Simulation Study on Effects of Hydrodynamic Force on Nucleosome Winding Process

液动力对核小体缠绕过程影响的数值模拟研究

The nucleosome provides only a first level of condensation of the DNA .

核小体只提供了DNA压缩的第一级水平。

This technique combines two methods for nucleosome pattern matching and ambiguity elimination .

此技术结合了两种方法分别进行模式匹配和序列模糊性的去除。

We also analyzed the distance distribution of nucleosome binding motifs on the different sequences .

我们还分析了核小体结合模体在不同序列上的距离分布。

The general features of nucleosome structure appear to be similar in all eukaryotes .

核小体结构的一般特性似乎在所有的真核生物中都很相似。

Then , nucleosome chain is compressed into 30 nm solenoid structure .

然后，核小体链再进一步压缩形成30纳米的螺线管结构。

Nucleosome is composed of a well protected core and a linker of variable length .

核小体由一个致密的核心与不同长度的连接区组成。

Experimental results also show that maybe a kind of mechanism is shared by the nucleosome occupancy maps of different species .

实验结果同时也揭示出各物种之间核小体分布也许存在着一种共享的序列机制。

Cloning and Expression of a Putative Tobacco Nucleosome Assembly Protein cDNA and Purification of Its Product

烟草拟核小体组装蛋白cDNA的克隆、表达及其蛋白产物的纯化

We believe these motifs are main determinants of nucleosome positioning , distribution and remodeling .

我们相信这些模体是核小体定位、分布和重塑的主要决定因素。

This paper uses the nucleosome dinucleotide absolute frequency to study nucleosomes ' identify and predict .

本文主要利用核小体二联体的绝对频率来研究核小体的辨别和预测。

Analysis of Nucleosome Linear and Spacial Arrangement Characteristics of Neuronal Chromatin from Rat Cerebellum during Aging

大鼠老化过程小脑神经元染色质核小体线性和空间排布特征分析

Nucleosome has become the generally accepted terra for the chromatin subunit .

核小体作为染色质的亚单位已被普遍接受。

Prediction of nucleosome preferred sequences in yeast genome

酵母基因组中核小体偏好序列的识别

Nucleosome positioning is determination of the precise location of nucleosome in the genome sequence .

核小体定位就是测定核小体序列在基因组全序列上的精确位置。

In the chromatin of eukaryotic cells , the nucleosome is a major constituent units .

在真核细胞的染色质中，核小体是主要的组成单位。

Construction and expression of the attenuated Salmonella typhimurium strain expressing the nucleosome Th epitope

表达核小体Th表位减毒鼠伤寒沙门菌株的构建

Using the exhaustive method to improve the nucleosome positioning research is unrealistic , and has to rely on the systematic theoretical analysis .

采用穷举法来完善核小体定位研究是不现实的，必须借助系统的理论分析。

Furthermore , experimental data revealed that three regions of strong interactions between core histones and DNA sequences in a nucleosome .

还有实验数据揭示在一个核小体中，组蛋白和DNA相互作用有三个作用很强烈的区域。

An Observation on the Distribution of C-myc Gene in the Nucleosome of HL-60 Cells by Organic Mercury Affinity Chromatography

有机汞亲和层析观察HL－60细胞核小体c－myc基因分布

Gene expression of nucleosome assembly protein-1 in specific brain regions of MPTP-treated mice and beta-amyloid-treated rats

MPTP对小鼠和淀粉样蛋白对大鼠处理后相关脑区NAP1基因表达的影响

This result indicates that nucleosome positioning and remodeling signal near the functional site of housekeeping gene is stronger than Ensemble genes .

这个结果表明，看家基因功能位点附近的核小体定位和重塑信号比Ensemble基因强烈。

These modifications regulate histone-DNA interactions , adding a new dimension to the epigenetic regulation of nucleosome mobility .

这些修饰调控组蛋白-DNA相互作用，为核小体迁移的表观遗传调控添加了新的维度。

The analysis revealed that these motifs have higher GC content and flexibility , and their frequencies are significantly high in experimental nucleosome positioning sequences .

通过分析发现这些模体具有较高的GC含量和柔性，在实验给出的核小体定位序列中，它们出现的频率非常显著。

Histones were extracted from S.cerevisiae cells by Acid Extraction Method . It is the basis of nucleosome reconstitution in vitro .

酸抽提法提取酵母细胞的组蛋白，这是核小体体外组装的基础。

The nucleosome , the structural unit of chromatin , is known to play a central role in regulating gene transcription from promoters .

核小体作为染色质的结构单位，在基因启动子区域调节基因转录中具有重要的作用。

The nucleosome is therefore a key target of genetic processes in a cell and a focus of scientific investigations into how normal and diseased cells work .

因此核小体是细胞内遗传过程的一个关键靶标，也是解密正常与异常细胞工作方式的科学探索活动的一个焦点。

In transcription and translation boundary region , nucleosome binding motifs show the highest frequency in the vicinity of the transcription start site .

看家基因转录边界和翻译边界区域，核小体结合模体在转录起始位点附近序列上出现频数最高。

These proteins helping DNA package are called histones and the basic element that formed by DNA and histones is called nucleosome .

这些帮助DNA堆积的蛋白叫做组蛋白，DNA围绕组蛋白形成的基本堆积单位叫做核小体。

Discrimination of relative preference of nucleosome binding motif indicates that nucleosome positioning and remodeling pattern are different for each functional site .

核小体结合模体的相对偏好性差异表明，不同功能位点序列上的核小体定位和重塑特征不同。