单一氨基酸的置换可以改变酶的热稳定性。
Thermostability of enzymes can be altered by single amino acid substitution.
本论文研究了以啤酒酵母为原料，分离提取六种单一氨基酸的工艺。
This study mainly introduced the research of the receival of six kinds of amino acid from waste beer yeast.
在宇宙中其他的一些物理过程，那些不牵涉到生物体的过程，是可以创造出氨基酸的。
Other physical processes in space, processes that don't involve living organisms, can create amino acids.
M.O.A 这种有机分析器令人印象深刻的原因之一是：它不仅检验了氨基酸是否存在，而且还测试出了氨基酸的旋向性。
One reason the M.O.A., the organic analyzer is so impressive is that it tests not just for the presence of amino acids but also for the handedness of amino acids.
如果发现了氨基酸，并且它们普遍表现出同一种偏向性——要么像地球上的氨基酸一样是左旋的，要么是右旋的，那将会格外有趣。
If amino acids are found, it would be especially interesting if they show a prevalence of one type of handedness, either left, like amino acids on Earth, or right.
他为蛋白质中的每一个氨基酸分配了一个独特的注释。
He assigned (指定) a unique note to each amino acid (氨基酸) is the protein.
蜂毒眀肽是一种由18种氨基酸构成的肽神经毒素。
我们追踪了一种氨基酸(形成蛋白质的必需品)，这样我们就能发现腿部肌肉中流失了多少蛋白质。
We tagged one of the amino acids (from which proteins are made) so that we could discover how much protein in leg muscle was being broken down.
令人惊讶的结果是形成了一些与生物相关的氨基酸。
The astonishing results were the formation of a modest variety of biologically relevant amino acids.
食物中含有一种称为色氨酸的物质，它可以转化为一种能促进睡眠的氨基酸—l -色氨酸。
Foods that contain a substance called tryptophan, which is converted to an amino acid called L-tryptophan, promote sleep.
酶的催化中心是由一组氨基酸组成，其三维结构形成活性位点，允许它高效地结合或修饰底物。
The catalytic center of an enzyme is composed of a set of amino acids whose three-dimensional arrangement forms the "active-site" that allows them to efficiently bind and modify the substrate.
选用维生素是因为他们控制了血液中一种叫高半胱氨酸的氨基酸的含量。
The vitamins were chosen because they control the amounts of an amino acid called homocysteine in the blood.
每一个密码子或者编码一种氨基酸，或者告诉这些细胞停止生产这个蛋白质链。
Each codon either codes for an amino acid or tells the cell to stop making a protein chain.
一个仅由100个氨基酸组成的蛋白质可以呈现无数(数十亿以上)个形状。
A protein made up of just 100 amino acids could take on an endless number (billions upon billions) of shapes.
在所有现有的生命形式中的四个“字母”的遗传密码，即核苷酸，是以三个为单位读取的，每三个核苷酸编码成为一个单独的氨基酸。
In all existing life forms, the four "letters" of the genetic code, called nucleotides, are read in triplets, so that every three nucleotides encode a single amino acid.
一个缩氨酸是一个短链的氨基酸分子，而氨基酸是最终形成蛋白质的分子。
A peptide is a short chain of the amino-acid molecules that are the ultimate components of proteins.
火鸡肉中的确含有一种氨基酸叫色氨酸，对睡眠和情绪会产生影响。
It does contain an amino acid called tryptophan that is involved in sleep and mood control.
煮汤的时候会释放出来一种氨基酸，这和药物乙酰半胱氨酸很相似，这种药物被用来治疗支气管炎和呼吸系统的疾病。
There, Stone tells us, cooking the soup releases an amino acid that resembles the drug acetylcysteine, which is used to treat bronchitis and other respiratory ailments.
不同于动物蛋白质，植物蛋白质少一些成分，缺少人体获取和分解蛋白质所需的一种或多种氨基酸。
Unlike most animal protein, plant proteins are incomplete, lacking one or more of the amino acids that your body needs to make and utilize proteins.
例如，通过随机折叠，核糖核酸酶(一种小型蛋白质)的氨基酸链能形成超过1040种不同的结构，单这一种蛋白质就需要数亿年的时间来探索。
For example, by random folding, the amino-acid chain of the enzyme ribonuclease, a small protein, could adopt more than 1040 different shapes, which would take billions of years to explore.
某些食品如果含有一种叫色氨酸的氨基酸，就会被认为是放松食品。
Some foods are considered relaxing foods if they contain an amino acid called tryptophan .
它的拼写实质上是各种氨基酸的缩写所构成的一个音节串。
Its spelling is essentially a syllabic string of abbreviations for amino acids.
这种病毒缺少其他更厉害的流感所有的一些蛋白质和氨基酸，其表现与一些常见的病毒株相似，而大部分人群对这些毒株都有了免疫力。
It lacks certain proteins and amino acids that would make it as deadly as other flus. And it appears similar enough to other common strains that most people may have some immunity.
色氨酸，一种非常重要的氨基酸，也是血清素(让人感觉良好的化学物质)的前导，会转换成褪黑色素，刺激加强松弛感和愉悦。
Tryptophan is an essential amino acid that ACTS as a precursor of serotonin - the feel-good chemical - and can be converted to melatonin, eliciting relaxation and pleasure.
氨基酸的一个长链弯曲，扭转，折叠成一个三维的蛋白质，它的形状决定了蛋白质的功能。
A lengthy necklace of amino acids bends, twists and folds into a three-dimensional protein, whose shape determines the protein's function.
氨基酸的一个长链弯曲，扭转，折叠成一个三维的蛋白质，它的形状决定了蛋白质的功能。
A lengthy necklace of amino acids bends, twists and folds into a three-dimensional protein, whose shape determines the protein's function.
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