二肽

The Van't Hoff plots (plots of ln K′ versus 1/T) of the two peptides from microtubule _ associated protein 2 were also determined under isocratic elution conditions with aquo _ acetonitrile mobile phases.

以乙腈为流动相测定肽1和肽2的Van'tHoff曲线(lnK′与1/T的关系图)时，发现两种多肽的Van'tHoff曲线分别呈二次和三次方曲线。

Nineteen spots were changed significantly after FA treatment.Thirteen proteins were identified by peptide mass fingerprinting or peptide sequence analysis,including putative nucleoside diphosphate kinase,elongation factor 1-gamma,triosephosphate isomerase,60S acidic ribosomal protein P0,heat shock protein 75 kDa,similar to heat shock 70kD protein binding protein,annexin I,hypothetical protein FLJ34423,microtubule-actin crosslinking factor 1,lamin B2,ATP synthase alpha chain,mitochondrial precursor,proteasome subunit alpha type 6.These identified proteins involved in energy metabolism,translation and RNA processing,protein folding,redox regulation,cell structure and cell signaling.

双向凝胶电泳结果显示，甲醛刺激后19个蛋白斑点发生变化，肽指纹图谱及肽序列标签鉴定了其中13个蛋白斑点，已鉴定的蛋白包括二磷酸核苷酸激酶、延长因子1-γ，磷酸丙糖异构酶、60S酸性核糖体蛋白P0、75kDa热休克蛋白、70kD热休克蛋白样结合蛋白、钙依靠磷脂结合蛋白I、假想蛋白FLJ34423、微管-肌动蛋白交叉连接因子1、核纤层蛋白B2、ATP合成酶α链、蛋白酶体α亚基6，这些蛋白功能涉及转录调节、蛋白折叠、信号传导、能量代谢、细胞骨架等各个方面。

Thirteen proteins were identified by peptide mass fingerprinting or peptide sequence analysis,including putative nucleoside diphosphate kinase,elongation factor 1-gamma,triosephosphate isomerase,60S acidic ribosomal protein P0,heat shock protein 75 kDa,similar to heat shock 70kD protein binding protein,annexin I,hypothetical protein FLJ34423,microtubule-actin crosslinking factor 1,lamin B2,ATP synthase alpha chain,mitochondrial precursor,proteasome subunit alpha type 6.These identified proteins involved in energy metabolism,translation and RNA processing,protein folding,redox regulation,cell structure and cell signaling.

双向凝胶电泳结果显示，甲醛刺激后19个蛋白斑点发生变化，肽指纹图谱及肽序列标签鉴定了其中13个蛋白斑点，已鉴定的蛋白包括二磷酸核苷酸激酶、延长因子1-γ，磷酸丙糖异构酶、60S酸性核糖体蛋白P0、75kDa热休克蛋白、70kD热休克蛋白样结合蛋白、钙依赖磷脂结合蛋白I、假想蛋白FLJ34423、微管-肌动蛋白交叉连接因子1、核纤层蛋白B2、ATP合成酶α链、蛋白酶体α亚基6，这些蛋白功能涉及转录调节、蛋白折叠、信号传导、能量代谢、细胞骨架等各个方面。

The results indicate the activities of gsh-px, mn-sod, cu, zn-sod, gsh, aldosterone, atrial natriuretic factor in most of rubia cordifolia l groups are higher and the content of mda and serum cortisol is lower.

结果：茜草可增加耐力运动后再力竭即刻状态下谷光甘肽过氧化物酶、锰超氧化物歧化酶、铜、锌超氧化物歧化酶、还原性谷胱甘肽活性以及醛固酮和心钠素的含量；降低丙二醛和皮质醇含量。

OBJECTIVE: To observe the influence on glutathione, glutathione peroxidase, superoxide dismutase, malondialdehydeand nitric oxide synthase in corpus striatum of the damaged side in rat models of Parkinson disease by acupuncture at subthalamus.

目的：观察针刺丘脑底核对帕金森病大鼠损毁侧纹状体谷胱甘肽、谷胱甘肽过氧化物酶、超氧化物歧化酶、丙二醛、一氧化氮合酶的影响。

Then, aspartic acid was used for the enrichment of tryptic peptide mixture of C57BL/6J mouse liver lysate and good results were also obtained which demonstrated that aspartic acid was a promising non-specific binding inhibitor for complex biological samples.

将添加天冬氨酸的二氧化钛富集体系应用于鼠肝全蛋白质磷酸肽的富集中，同样取得了很好的效果，表明天冬氨酸在复杂的生物样本的磷酸肽富集中也同样具有良好的应用前景。

The PrP of bastard halibut consists of 472 amino acid residues, weighing about 49.6kD. The deduced amino acid sequence is 71.9% similar to that of Japanese pufferfish and 66.4% similar to that of Atlantic salmon, and bears the structural signatures of PrPs including a signal sequence, tandem repeats, a hydrophobic region, two glycosylation sites, a disulphide bridge and a glycosyl phosphatidylinositol anchor site.

推测的牙鲆蛋白质感染因子蛋白由472个氨基酸组成，分子量约49.6kD，具有信号肽、短肽顺接重复、疏水区、糖基化位点、二硫键、糖基缩醛磷肌醇锚定位点等蛋白质感染因子蛋白特征结构域，与红鳍东方鲀和大西洋鲑蛋白质感染因子蛋白的相似性分别为71.9%和66.4%。

In fact PNA– DNA duplexes show significantly increased stability when the purines are in the PNA strand.

事实上，当嘌呤存在于肽核酸的链上时，肽核酸-DNA二聚体的稳定性会大大增加。

The positive peptide cleavage promoted by complex, CuⅡL and the negative response of CuⅡ/dien complex suggest the merely hydroxy pendant in complex have no ability to attack the peptide bond. The synergic carbonyl activation by metal coordination is essential for the cleavage of peptide bond promoted by CuⅡL.

比较相应铜配合物及二乙烯三胺铜配合物的切割性能，提示羟乙基侧臂单独难以实现相邻肽键的切割，高配位数金属中心对肽键羰基的活化与羟基的协同进攻是该类配合物切割多肽的可能机制。

A wheat- Th.intermedium addition line,which was yellow rust resistance,was found to be homoeologous to group 7 based on endopeptidase isozyme analyses.

对小麦—中间偃麦草部分双二倍体无芒中 4、异附加系 C0 76、宛 71 0 7和中国春进行了肽链内切酶(EP- 1 )等电聚焦电泳，结果表明，肽链内切酶在阳极处有一特异带。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。