无规线团

空气环境存放30d后，分子构象只会发生无规线团向α螺旋结构的少量转化，而不会向β折叠结构转化。

After kept in air for 30 days , part of the random coil transformed to α helix , but no β sheet structure formed .

指出再生柞蚕丝素膜内丝素蛋白的分子构象为α螺旋和无规线团结构共存。

The structure of regenerated A. pernyi silk fibroin films was the coexistence of α helix and random coil .

探讨了PVP对胶体铜的保护作用，从高分子无规线团统计计算基本公式出发，推导出若干关系式，并结合笼效应理论对某些实验现象作出了解释。

The protection of PVP for colloidal copper is also discussed . On the basic of polymer irregular clew statistical formula , some expressions are reasoned out . Some experimental phenomenon are explained combining with the theory of cage effect .

圆二色谱的结果表明，再生丝素蛋白发生了由无规线团向β-折叠的构象转变，其动力学经历了两个不同速率的过程。

CD results suggest that RSF undergoes a conformation transition from random coil to P-sheet . The transition kinetics consists two different rate sections .

在远高于超分子构象转变浓度的溶液中凝聚糖分子成无规线团结构；

While in far higher concentration of NaOH than transitional concentration , the random coil was the more favorite conformational structures to curdlan molecules ;

简单的无规线团状态聚合物溶解在挥发性的溶剂配置成稀溶液，在有潮湿空气在表面流动时浇铸到玻璃片上。

Dilute solutions of a simple , coil-like polymer in a volatile solvent are cast on a glass slide in the presence of moist air flowing across the surface .

从高分子科学的角度来看，蛋白质的折叠过程可以理解为一类特殊的高分子从其无规线团状态演变为相对紧致有序的熔球状态的过程。

In the light of polymer physics , protein folding can be viewed as the process that a special type of polymer chain proceeds from random coil state to compact and ordered globular state .

计算机实验结果表明，对于端基附壁的高分子尾形链，与自由链一样，当温度逐渐降低时高分子链会发生从松散的无规线团到紧密球体的塌缩转变。

It was shown in results of computer simulations that in dilute solutions the tail chain , like the free chain , undergoes the phase transition from a loose coil to a compact globule when the temperature decreases .

利用无规线团模型对其结构进行了描述，采用逾渗模型对其过滤性能进行分析，并讨论了打浆度、玄武岩纤维含量、胶粘剂等因素对复合材料性能的影响。

The configuration of the composite was described in terms of the random coil model and scanning electro microscopy ( SEM ) . The effect factors of beating degree , content of basalt fiber and adhesive , etc were discussed .

园二色谱测定酶的二级结构：峰1结构最为复杂，以β-转角为最高，占31.5%，无规线团占27%，α-螺旋占25.8%；

It was found through circular dichroism spectrum analysis that the secondary structure of Peak 1 was the most complex , including β - corner ( 31.5 % ), random coil ( 27 % ) and α - helix ( 25.8 % ) .