例句與造句

1. A pair of primers , based on the high homologous n - and c - terminal amino acids sequences of subtilisin of bacillus pumilus , were designed and used to amplify subtilisin gene from genomic dna of 4 different bacillus strains by polymerase chain reaction
   Sds 、 edta和pmsf對(duì)酶活力有不同程度的抑制作用。以4株芽孢桿菌的總dna為模版，利用擴(kuò)增短小芽孢桿菌堿性蛋白酶基因的引物對(duì)它們進(jìn)行pcr擴(kuò)增。
2. Many scholars think they have not important physical roles because of their high working concentration . they have the same n - terminal amino acid and c - terminal amino acid , namely asparine and cysteine respectively . they form two largely the same hydrophobic domains
   Bsp - a1 a2和a3的n -端都是天冬氨酸， c -端為半胱氨酸，并都含有兩對(duì)二硫鍵，由此形成了兩個(gè)基本相同的疏水結(jié)構(gòu)區(qū)。
3. It's difficult to find c-terminal amino acid in a sentence. 用c-terminal amino acid造句挺難的