它是一个侧链伯氨基的蛋白质，具有重要的结构和化学作用的唯一载体。
It is the only carrier of a side chain primary amino group in proteins, having important structural and chemical roles.
聚氨基酸材料由于可生物降解性，低毒性等特点而被广泛的作为非病毒性基因载体材料的研究。
Polyaminoacid materials are widely researched as non-viral gene vectors because of the advantages, such as biodegradation, low cytotoxicity and so on.
目的：构建血管基膜衍生多功能肽克隆和原核表达载体，并对血管基膜衍生多功能肽氨基酸序列进行空间结构分析预测。
Objective: to construct cloning and prokaryotic expression vector of vascular basement membrane-derived multifunctional peptide and to analyze its space conformation.
作者还观察到当多糖类载体引入氨基或羧基后，大大增强了其抵抗微生物侵蚀的能力。
We noted that after the carboxyl groups and amino groups were introduced to Sephadex, the resistance of the carrier to microbial contamination was largely increased.
选择新型药物载体解决虫草素脱氨基问题成为当前研究的重要方向。
Choosing new carriers of drugs to solve the deactivation of cordycepin has become an important direction.
主要原料：氨基酸螯合微量元素，甘氨酸锌，甘氨酸亚铁，蛋氨酸锰，维生素C载体：乳糖，淀粉，牛肉粉。
Main raw materials: amino acid chelate trace elements, glycine zinc, ferrous iron, manganese, vitamin C carrier: lactose, starch, beef powder.
哺乳动物氨基酸的跨膜运输由多种氨基酸转运载体蛋白介导，其中L型氨基酸转运载体1（LAT1）属于L系统，主要转运大分子支链氨基酸和芳香族中性氨基酸。
L-type amino acid transporter-1 (LAT1) is a member of the sodium-independent amino acid transport system L and transports large branched-chain and aromatic neutral amino acids.
以Y型分子筛为载体，分别采用吸附法、吸附-戊二醛交联法、偶联法和偶联-重氮法4种方法对氨基酰化酶i进行固定化。
Acylase I was immobilized on Y-type molecular sieve by using 4 kinds of methods, namely, adsorption, adsorption-crosslink, coupling and coupling-diazotization.
测定了该载体与几种保护氨基酸的缩合率并合成了模型肽。
With the use of the prepared support, a model peptide was synthesized. Condensation yields in the peptide synthesis were measured.
所述蛋白运载体的特征是被包含细胞质亲和结合结构域的细胞质氨基酸序列分隔的膜靶向肽和跨膜区段。
The protein vehicle is characterized by a membrane-targeting peptide and a trans-membrane segment separated by a cytoplasmic amino acid sequence that includes a cytoplasmic affinity-binding domain.
所述蛋白运载体的特征是被包含细胞质亲和结合结构域的细胞质氨基酸序列分隔的膜靶向肽和跨膜区段。
The protein vehicle is characterized by a membrane-targeting peptide and a trans-membrane segment separated by a cytoplasmic amino acid sequence that includes a cytoplasmic affinity-binding domain.
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