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It's not the best form of food in that they're actually very poor in protein, and unfortunately very, very rich in cyanide.
但木薯的根并不是最好的食物,因为它的蛋白质含量很少，而更不幸的是，它的氰化物含量非常，非常高。
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Another example of using this technique is to produce therapeutic proteins from cloned DNA and I'm going to describe this one.
另一个运用到此技术的例子就是,从克隆的基因中制造治疗性的蛋白质,我会具体说这个例子
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It lists the protein but not the percent daily value, so you noted something interesting about the food label.
这里列出了蛋白质却没写其日摄取百分比,你注意到了食品标签里一个有趣的现象
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We are now able to find proteins and genes that are at the correct location for the transduction machinery.
我们就能够查明转导蛋白质和基因,处于正确的位置。
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Because of this, they can't repair the various kinds of damage they need, or create the amino acids and proteins they need.
他们不能修复各种损伤,或者生成所需的氨基酸蛋白质
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Insulin is a naturally occurring hormone, it's a protein hormone that circulates in all of our bodies and regulates glucose metabolism.
胰岛素是人体自身产生的一种激素,它是一种蛋白质激素,遍布全身,并调节糖代谢
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Steroids are small molecules - much smaller than proteins - smaller molecules that tend to be hydrophobic or lipid soluble.
类固醇是小分子物质,比蛋白质小得多,这类小分子是非水溶性的,或者说是脂溶性的
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Sometimes receptors, when they interact with ligands, create changes in what proteins are actually being produced by the cell.
有时受体与配体结合后,带来的变化实际是,决定细胞开始合成何种蛋白质
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So as I said, we'll talk about protein this week a little bit, and then fats and carbs next week.
我说过,我们这周会讨论蛋白质,下周是脂肪和碳水化合物
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And I'm sure you can imagine that if you want to label onw protein green and one red and one yellow, now you can start looking at really complex biological processes.
我相信你们可以想象如果你,需要把一个蛋白质标记成绿色,一个标记红色，一个标记黄色，这样你就可以研究非常复杂的生物学过程。
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I'll talk today about protein and then next week, or next class, we'll talk in more detail about carbohydrate and fat.
我们会在今天讨论蛋白质,下节课进一步解释碳水化合物和脂肪
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But here, for example, the idea is to make many copies of a protein for use as a pharmaceutical.
不过这里,举例来说,这个构想是把蛋白质作为药物来量产
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The reason it is so exciting that it's a protein, and it's a protein, this is the structure here, it's a ribbon structure so you can kind of see what it looks like, it's made up of all natural amino acids.
它这么让人激动的原因是因为它是一个蛋白质，这里的这个结构，这是个带状机构，你可以看到它的样子，它全部是由氨基酸组成的。
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Chapters 2 and 4 are really reviews of things that you probably already know something about, so they're reviews of basic chemistry.
第二章和第四章是对,一些你可能已经知道的,基础化学,蛋白质及生物化学知识的复习
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When this animal makes milk, it makes all the normal milk proteins, but it also activates your gene of interest as well.
那么当这一后代泌乳的时候,它不仅表达出自身正常的奶蛋白质,也激活了目的基因的表达
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Protein was a lot different in this period of time and many health authorities think a higher protein diet would benefit humans.
蛋白质的含量也不同,现代很多健康专家认为,高蛋白质的摄入是对人们有益的
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You could watch where it localizes in the cell, there are fluorescent assays you could use to determine what other proteins it interacts with.
你可以看到它在细胞的什么地方，你可以用荧光化验的办法确定,它和其它什么蛋白质相作用。
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So, what happens, this is another view of a sodium channel, so this is actually looking a little bit more at the protein structure.
那么，这里发生了什么，这是钠离子通道的另一张图片，在这种蛋白质结构中,它看起来更复杂一点。
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He actually recognized and, of course, many people recognized that this jellyfish was fluorescent, and he isolated the actual protein, and determined and proved that this protein was sufficient to cause this fluorescence.
他认识到了，当然，很多人都认识到了水母是有萤光的，它分离出了这种蛋白质，测定了它并证明,这种蛋白质会导致萤光。
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For some of you that haven't I'll just say that it's a protein, it's 238 amino acids, which means that it's about 1,000, actually more than 1,000 atoms in size, and this protein is fluorescent.
对于那些没听说过的人,我要说它是一种蛋白质，它有238个氨基酸，也就意味着它有约1000个，实际上是超过1000个原子，这种蛋白质是有萤光的。
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And it's neat to see the glowing jellyfish and think about the fluorescent protein that's in them.
你可以看到整齐的水母,而且考虑它里面的蛋白质。
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The regions that are necessary for describing what the protein is like are called exons, the regions that are not are called introns.
因此我们把编码蛋白质的区域,称为外显子,而把不参与编码蛋白的区域称为内含子
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They're red because they contain a special protein called hemoglobin which is very concentrated inside the cell.
红细胞的红色源于,其内部一种叫做血红蛋白的特殊蛋白质,血红蛋白在细胞内的浓度很高
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In fact, for insulin, it's not the final version of the protein that comes out of translation.
事实上,就胰岛素而言,翻译完成后的形式,还不是蛋白质的最终形式
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You've taken all the proteins inside the white of the egg, for example, you raise the temperature.
对蛋清部分所有的蛋白质,比如说进行加热
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And once he did that, both he and many other scientists, could then, once they understood what caused the fluorescence, make little changes to the actual protein, and tune what the properties of that fluorescent protein were.
而且一旦他做成了这个，一旦他们弄清楚了是什么导致萤光，他和其它很多科学家，就可以对蛋白质做微小的改变，调节蛋白质的荧光性质。
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As I mentioned before, fat has twice the calories per unit weight as protein and carbohydrate.
如我之前所说,单位重量中脂肪的热量含量,是蛋白质和碳水化合物的两倍
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Okay, so way over the protein limit even though the intake of meat isn't so high.
尽管没有摄入过多的肉类,蛋白质还是超出了限制范围
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Now, you know already, or you could review in Chapter 4 that I provided to you, something about how proteins work.
现在你们已经知道,或者读我给你们看的第四章,就能了解蛋白质的工作原理
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