Species is a minor factor and it will cause further difference in codon usage in a given class.
即功能和类型决定密码子使用模式的大的分类，而物种决定该大类中进一步的差异。
In chapter IV, the codon usage preferences in prokaryotic organism are analyzed by nonlinear mapping method.
论文第四章重点介绍用非线性映射方法分析原核生物基因密码子使用情况并得到的相关结论。
The results showed that the primary trend in codon usage variation in the B. mallei is due to translational selection;
结果表明基因表达水平的高低是影响密码子使用的主要因素；
Based on the disease-specific codon usage characteristic, a novel approach to predict human disease genes is developed.
基于这种疾病特异的密码子使用特征，设计了一种新的预测疾病基因的方法。
The results show that some codons' usage in synonymous codon repeat sequences is different from the codon usage in all coding sequences;
结果表明一部分密码子在同义密码子重复序列中的使用与其在全编码序列中明显不同。
Moreover, species with near homology relationship on evolution share the near codon usage frequency and preference index or the similar index.
在同源性方面，在进化上比较接近的物种，基因的密码子使用频率和使用偏性指标比较接近或基本相同。
The strategy included, (1) condon usage in synthetic gene should be corresponded with the statisical codon usage in genes of highly abundant proteins in the host;
设计合成编码蛋白质基因的要点为：（1）按照宿主系统中高表达蛋白质基因对密码子的使用频率选用氨基酸密码子，以期合成基因得到高效表达；
By using the whole genome sequences and EST data from the indica rice cultivar 93 11, a detailed relative analysis is made of the effect of some impact factors on synonymous codon usage.
利用籼稻品种9311的全基因组序列及相应的EST数据，对影响同义密码子用法的若干因子进行了详细分析。
The relative usage degree of the synonymous codon is computed and the use of preferences of the synonymous codon in 78 human genes (19967 codons) is analysed based on the quasi-amino acids coding.
计算了基于拟氨基酸编码方法下的同义密码子的相对使用度，分析了78个人类基因(19967个密码子)中基于拟氨基酸编码方法下的同义密码子的偏好使用情况。
The result show:1 there is same bases usage frequency in coding sequence between leading strand and lagging strand 2 There also same bases usage frequency in first codon, second codon and third codon.
先导链与滞后链在第一、第二、第三密码子碱基使用频率基本一致且显著正相关。
The result show:1 there is same bases usage frequency in coding sequence between leading strand and lagging strand 2 There also same bases usage frequency in first codon, second codon and third codon.
先导链与滞后链在第一、第二、第三密码子碱基使用频率基本一致且显著正相关。
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