...氨酸), Glutamic acid(Glu 谷 氨酸),Asparagine(Asn 天冬酰胺),Glutamine(Gln 谷氨酸盐) 5、Basic Amino Acids(碱性氨基酸): Histidine(His 组氨酸),Lysine (Lys 赖氨酸) ,Arginine (Arg 精氨酸) 6、Cyclic Amino Acid(环形氨基酸) :Proline(Pr...
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Among 20 basic amino acids, glycine is the only one not exhibiting chirality, and other 19 are all L-amino.
在传统的20种天然氨基酸中,除没有手性中心的甘氨酸外,其他19种氨基酸均为L构型。
Basic organic (life) chemicals such as amino acids have been detected in nebulae and meteorites (see meteors).
构成生命组织的基本化学物如氨基酸,在星云和陨石中也被发现。
What's more, the amino acids are similar to those found on certain types of meteorites.Which suggests that the basic constituents of life could be widespread in the universe.
更重要的是,在某些陨石上也存在相似的氨基酸,这就是说这些构成生命的基本成分在宇宙中广泛分布。
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