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It has been confirmed that HIRA contains a conserved family of proteins found in various species including low eukaryotes, invertebrates and vertebrates. It is essential for proper development.

现已证实，HIRA包含一组保守的蛋白家族，广泛存在于低等真核生物、无脊椎动物和脊椎动物等多种生物体当中，为生命发育所必需。

Hirlhira gene is one of the negative regulators of histone gene expression. It has been confirmed that HIRA contains a conserved family of proteins found in various species including yeast, Drosophila, fish, Xenopus, chicken and mammalian mouse, human.

Hir/hira基因是组蛋白基因表达的负调节因子，其产物包含一组保守的蛋白家族，广泛存在于从酵母、果蝇、鱼、爪蟾、鸡以及到哺乳动物小鼠和人类等多种生物体当中。

HIRA proteins are characterized by 7 conserved WD repeats in their amino-terminus, which are predicted to assemble into a β-propeller structure known to mediate protein-protein interactions.

HIRA蛋白家族在N端的7个WD重复区，推测形成一个β螺旋结构，该β螺旋结构可能与蛋白质—蛋白质互作有关。

For the relativistic holonomic nonconservative system, a new Lie symmetrical non-Noether conserved quantity is given under general infinitesimal transformations of groups in which time is variable.

[1]浙江理工大学数学力学与数学物理研究所，杭州310018 [2]辽宁大学物理系，沈阳110036 [3]北京理工大学理学院，北京100081研究非完整力学系统的形式不变性导致的非Noether守恒量——Hojman守恒量。

Secondly,the condition under which the Noether symmetry is a Lie symmetry is obtained.Finally,a generalization of Hojman theorem is given and two examples are given to illustrate the application of the result. analytical mechanics ; holonomic system ; symmetry ; conserved quantity

新近出现的形式不变性理论也取得进展[6～8]，文献[9]研究了完整力学系统由Lie对称性导致的Hojman守恒量，本文继文献[9]，研究完整力学系统由Noether对称性导致的Hojman守恒量。1 系统的Noether对称性与守恒量完整力学系统的运动微分方程为 Es=Qs (s=1，…，n)(1)其

The nucleotide homology of SEO type of HV in the same or nearby area is higher and the viruses are highly conserved.

同一地区或地理位置相邻的地区病毒基因组同源性较高，具有明显的地区聚集性，基因型别较为稳定。

In condensed matter physics,we present an analyticaltopological current theory of point defects which unifies the topologicalquantization,homotopic classification and evolution of defects in oneframework.The number of possible branch lines is shown to be 2s once atmost at the bifurcation point of order parameter with degeneracy s and thetopological charge is conserved during bifurcation processes.

论文在凝聚态物理中给出了缺陷解析的拓扑流理论，将缺陷的拓扑量子化，同伦分类和演化统一在一个框架之内，并证明了在序参量退化度为s的分岔点，缺陷分岔数目最多为2的s次方，而且在分岔过程中拓扑荷是守恒的。

It is an inartificial species gene store, with 994 species of seed plants in 529 genera of 134 families and 35 rare conserved plants. The floristic elements, whose origin is ancient, are complex, with many ancient families and genera as well as many relic species.

六股尖自然保护区是皖南山区中亚热带植被带的重要组成部分，其种子植物多样性丰富，具有种子植物134科，529属，994种，有珍稀保护植物35种，是一个天然的物种基因库。

Among them, 93 AS were conserved in indica and japonica.

另外，我们还得到了32对反义cDNA对。

At first,the Noether symmetry and Noether conserved quantity under special infinitesimal transformations are.

自1918年Noether首次揭示对称性与守恒量之间的潜在关系以来，Noether对称性理论已取得重大进展[1～4]。20世纪70年代末发展起来的Lie对称性理论也取得重要进展[3～5]。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。