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- tripeptide anticodon 三肽反密码子
- What is an anticodon, and what is its function? 什麽是反密码子,功能为?
- It also carries a specific nucleotide sequence, the anticodon. 它还带有特定的核苷酸序列即反密码子。
- Objective:To search for a protocol for synthesis of tripeptide. 目的:设计出一种合成三肽的方案。
- Arm: to search for a protocol for synthesis of tripeptide. 目的:设计出一种合成三肽的方案;
- Glutathione is a tripeptide that must be manufactured within the cell. 谷胱甘肽是由三种胺基酸所组成的三肽,必须在细胞内制造。
- A unit of three successive nucleotides in a molecule of DNA or RNA that codes for a specific amino acid; a codon or anticodon. 密码子,三联密码一个把一种专门的氨基酸,密码子或反密码子译成密码的DNA或RNA的分子中三个相接连的核苷酸的一个联合体。
- It is not surprising that so much research has been done, and is still being done on this small tripeptide molecule. 因此,对这种小小的三肽物质有如此多已经作过及进行中的研究也就不足为怪了。
- Glutathione is an important tripeptide small molecule in organism and possesses wide physiological function. 谷胱甘肽是生物体内一种重要的三肽小分子,具有广泛的生理功能。
- Removal of the Boc protected group and coupling with Fmoc-Gly-Cl gavethe tripeptide in an overall yield of 20% (based on D-Phe). 以甘氨酸为原料,用Fmoc-OSu保护,得到Fmoc保护甘氨酸,与草酰氯反应得到Fmoc-Gly-Cl,与脱Boc的二肽偶合,得到三肽,总收率为20%25(以D-苯丙氨酸计)。
- Objective To study the adsorbability of tripeptide serine aspartic glutamic acid (SDE) for low density lipoprotein(LDL). 目的研究丝氨酰 -天冬氨酰 -谷氨酸 (SDE)负电性三肽仿生吸附剂对低密度脂蛋白 (LDL)的吸附。
- Therefore, the characteristic tripeptide sequence Arg-Gly-Asp (RGD) has been attracting much attention of investigators. 因此,关于这个特有的RGD三肽序列的研究吸引了许多的学者的关注。
- The target tripeptide was synthesized in ethanol/ This-HCl buffer system with Bz-Arg-OEt as acyl donor and Gly-Asp-(NH2)2 as the nucleophile. 然后以Bz-Arg-OEt为酰基供体,以Gly-Asp-(NH2)2为亲核试剂,在乙醇/Tris-HCI反应体系中,用胰蛋白酶作催化剂催化合成了目标三肽。在试验中我们发现经过pH处理过的胰蛋白酶与酶粉作为催化剂相比具有的催化活力更高,产物产率好的优点。
- Bz-Arg-Gly-Asp-(NH2)2 , a precursor tripeptide of RGD was synthesized by a combination of chemical and enzymatic methods in this study. 经过反复尝试,终于探索出一条酶法和化学法结合合成RGD三肽的路线。我们利用一种新颖的化学法和酶法相结合的策略成功地合成了RGD 前体三肽Bz-Arg-Gly-Asp-(NH2)2。
- Complete digestion of the peptide with pepsin followed by chromatography yielded a dipeptide containing Phe and Leu, plus a tripeptide containing Tyr and Gly in a 1:2 ratio. 用胃蛋白酶完全水解后经层析得到含Phe和Leu的二肽,还有一个Tyr:Gly为1:2的三肽。
- Complete protected Arg-Gly-Asp (RGD) tripeptide, Boc-Arg(Tos)-Gly-Asp(OcHex)-OBzl (TM), was synthesized via two synthetic routes and with different coupling reagents. 以两条路线、多种偶联试剂 (DCC ;EDCI ;CDI ;EEDQ)合成了全保护三肽Arg Gly Asp (RGD) .
- Tripeptide aldehyde. Reversible competitive inhibitor of serine and cysteine proteases. Inhibits also phospholipase D and C activation in rat hepatocytes. 三肽醛。丝氨酸和半胱氨酸蛋白酶可逆的竞争性抑制剂。也抑制鼠肝细胞中磷酸酯酶D和C的活化。
- The tripeptide Arginyl-Glycyl-Aspartic acid (RGD) is a common cell recognition site of many adhesive proteins contained in extracellular matrices and in the blood . RGD三肽(精氨酰-甘氨酰-天冬氨酸)序列是细胞外基质及血液中的许多粘附蛋白共有的细胞识别位点。
- The tripeptide, Arg-Gly-Asp (RGD) motif is an integrin-recognition site found in adhesive proteins present in extracellular matrices (ECM) and in blood. Arg-Gly-Asp(精氨酸-甘氨酸-天门冬氨酸,简称RGD)三肽序列是存在于细胞基质中和血液中的粘连蛋白所共有的一个保守序列,它是整合素结合的位点。
- 1.What is an anticodon, and what is its function? 什麽是反密码子,功能为?
