1) Transpeptidation
[træns,pepti'deiʃən]
转肽
1.
This enzyme can catalyze transfer of the γ-glutamyl moiety specifically and exhibit different reaction in different conditions,including transpeptidation,autotranspeptidation and hydrolysis.
γ-谷氨酰转肽酶是广泛存在于生物体内,参与谷胱甘肽循环和氨基酸跨膜转运的异二聚体酶,它能专一性地催化γ-谷氨酰基的转移,具有转肽、自转肽、水解3种催化作用。
2.
【Methods】 Based on transpeptidation and changing reaction conditions,porcine insulin precursor is transformed into Deletion Alanine and Deletion Octagopeptide Insulin in aqueous solution,which are purified with anion ex-change chromatography,and identified by HPLC and MS.
方法在转肽方法基础上,改变胰蛋白酶反应条件,在水相反应系统中,使得小C肽猪胰岛素原生成去B30及去B23-30肽胰岛素。
2) transpeptidase domain
转肽酶区
1.
Objective: To clone the mecA fragment which encodes the transpeptidase domain of penicillin binding protein 2a(PBP2a) of methicillin resistant Staphylococcus aureus(MRSA),to express and purify the transpeptidase domain of PBP2a.
目的:对编码耐甲氧西林金黄色葡萄球菌(MRSA)青霉素结合蛋白2a(PBP2a)转肽酶区的mecA基因片段进行克隆、表达、纯化及鉴定。
3) Transporter
[英][træn'spɔ:tə(r)] [美][træn'spɔrtɚ]
转运肽
1.
Synthesis and Identification of Gene Encoding Human GnRH and Its Transporter;
人GnRH及其转运肽基因合成及鉴定
2.
Cloning and prokaryotic expression and purification of GnRH and transporter gene sequence;
人促性腺激素释放激素及其转运肽基因的克隆、表达与纯化
4) translocating peptide
转位肽
1.
Construction, expression and cell growth inhibition of translocating peptide/granzyme B fusion protein gene;
转位肽/粒酶B融合蛋白基因的构建、表达及对细胞生长的抑制作用
5) di-tripeptide transport
短肽转运
6) transpeptidation reaction
转肽反应
1.
Deletion alanine insulin is further changed to thronine tert butyl ester in the B chain s acid end through transpeptidation reaction with the catalysis of lyticus protease.
进一步在水／有机溶剂介质中该酶的转肽反应，使Ｂ链生成苏氨酸叔丁酯羧基末端，水解去酯后产生人胰岛素。
补充资料：血清γ-谷氨酰转肽酶
血清γ-谷氨酰转肽酶
简称"γ-谷氨酰转肽酶"。γ-GT在人体内分布较广。主要来自肝脏，存在于肾、胰、肝、肠、脑、肺、骨骼肌和心肌中。正常人血清中含量Orlouski法＜40单位。在肝脏疾病中，其活力增高。肝癌患者血清γ-GT几乎均增高。可大于正常值的几倍和几十倍；阻塞性黄疸时γ-GT则较肝癌明显升高，当阻塞解除后可恢复正常。 (注：原为γ-GT现改名为Gamma glutamyl transterase；GGT谷氨酰转移酶）。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条