堿基組成 的英文怎麼說

中文拼音 [jiǎnjīzǔchéng]
堿基組成 英文
base composition
  • 堿 : 名詞1. （含氫氧根的化合物的統稱） alkali2. （碳酸鈉） soda
  • 組 : Ⅰ名詞1 （由不多的人員組成的單位） group 2 （姓氏） a surname Ⅱ動詞（組織） organize; form Ⅲ量詞（...
  • 成 : Ⅰ動詞1 （完成; 成功） accomplish; succeed 2 （成為; 變為） become; turn into 3 （成全） help comp...
  • 組成 : form; make up; compose; formation; composition; configuration; make-up; compo
  1. Normal dna consists of four bases - adenine, cytosine, guanine and thymine ( known as a, c, g, t ) - molecules that spell out the genetic code in pairs

    正常dna由四種堿基組成腺嘌呤、胞嘧啶、鳥嘌呤、胸腺嘧啶，這些分子以成對的方式組成基因的密碼。
  2. The start reading framae and stop codons, base composition in protein - coding genes and the codon usage of amino acids in scolopendra multilane were compared with the three other myriapods

    本研究在蛋白質編碼基因起始閱讀框和終止密碼子、蛋白質編碼區的堿基組中文摘要成、氨基酸及密碼子的利用等方面把少棘蜈蚣與另三種多足類進行了比較。
  3. ( 3 ) the data support that roe deer ( capreolus capreolus ) moved into hydropotinae ( presently in which there is only one species : hydropotes intermix ) and stemed its own independent genus ; ( 4 ) the results are object to the usual standpoint that dusky musk deer and alpine musk deer are two different species ; ( 5 ) it is more reasonable that moschidae ( musk deer ) is placed at the level of super family ; ( 6 ) the number of transition within 12s rrna is within the range of 2 to 20 times bigger than that of transversion ; ( 7 ) as to nucleotide composition, adenine ( a ) is much more abundant than any of other bases ( averagely 36. 88 % ) and guanine ( g ) is the least ( averagely 17. 65 % ) in the complete sequence, which is similar with the loop region

    （ 4 ）黑麝與馬麝的12srrna基因序列完全相同， 12srrna基因數據不支持黑麝與馬麝為兩個種。 （ 5 ）本實驗結果支持麝作為上科的分類階元存在。 （ 6 ） 12srrna基因的堿基代換中轉換數遠遠大於顛換數（ 2 - 20倍） （ 7 ） 12srrna基因二級結構中，全序列核苷酸的堿基組成腺嘌呤（ a ）最多（平均為36 . 88 ） ，鳥嘌呤最低（平均17 . 65 ） ，與環區的堿基組成相類似。
  4. Inherited genetic variation has a critical but as yet largely uncharacterized role in human disease. here we report a public database of common variation in the human genome : more than one million single nucleotide polymorphisms snps for which accurate and complete genotypes have been obtained in 269 dna samples from four populations, including ten 500 - kilobase regions in which essentially all information about common dna variation has been extracted

    我們現在發表一個人類基因組常見遺傳變異的公開資料庫：這是一個對來自四個群體269個樣品內的一百萬個單核苷酸多態性（ snps ）進行了完整並準確的分析的研究成果；另外也確認了十個dna片段（每個片段含有五十萬個堿基）的所有常見遺傳變異資訊。
  5. Alkali basite, which came from upper mantle or lower crust, invaded through those structure, which not only bring cu et al mineralizing elements, but also the most important is that thermal energy. it cycled the formation water ( yinmin fonnation and luoxue formation ), and form alkali - rich, middle - high temperature and salinity fluid mixed with alkali - rich magmatic water. there were high rate of percolation and well voidage in the contact zone between yinmin purple stratum and yinmin rubblerocks, which is in favor of the transposition and mineralization of minerogenetic fluids

    因此，總結東川稀礦山式銅礦成礦模式為沉積（ fe 、 cu ） ?熱液疊加（ cu ）改造：晉寧-澄江期，小江深大斷裂發生走滑運動，在東川礦區造成右行旋扭及其派生構造，形成「 z 」字形落因破碎帶，同時來自深源（下地殼或上地幔）堿基性巖漿侵入，不僅帶來了大量cu等成礦物質，更重要的是提供了熱源，促使地層水（落雪組白雲巖和因民組紫色層）循環，與富堿（ na和k ）巖漿水混合，形成富堿中高溫高鹽度流體。
  6. Benner is trying to add eight new bases to the genetic alphabet

    貝訥正嘗試忘基因組成堿基中加入8種其他的堿基。
  7. It is a very basic, single - chain protein with molecular weight about 14 kd. it shares 33 % sequence identity with bovine pancreatic rnasea and has structurally equivalent counterparts for the two histidines and one lysine that comprise the catalytic residues for ribonucleolytic activity

    它是由123個氨基酸組成的分子量約為14kd的單鏈堿性蛋白質，與牛胰核糖核酸酶有33的同源性，兩個組氨酸和一個賴氨酸殘基組成了血管生成素核糖核酸酶活性中心。
  8. Linker molecules, the polymerization of 3 - [ 2, 5, 8, 11 - tetraoxa - tridecyl - 13 - ol ] - pyrrole were designed and synthesized according to the requirement of the electropolymerization. the electropolymerization of 3 - pyrrole derivative with alkaline medium at platinum disk electrode have been studied by cyclic voltammetry and chronoamprometry. the polypyrrole membrane was characterized with scanning electro microscopy ( sem ), energy dispersive x - ray analysis ( edx )

    本論文首先在循環伏安、恆電位法電聚合的基礎上篩選出了適合於作為固定dna的載體3 -吡咯甲基-四聚乙二醇單醚，探索了在堿性條件下將其聚合到鉑盤電極上的實驗方法和條件，並利用掃描電子顯微鏡（ sem ） 、 x -射線能量散射譜（ edx ）等實驗技術對聚合膜的表面形貌和元素組成進行了表徵。
  9. The chloroplast shsp gene was screened from the cdna library of tomato flower by pcr strategy and confirmed by sequencing. but difference was found at 3 bases of the sequence from the reported in genbank. then, an integrated vector prok ii of the chloroplast shsp gene and nptii gene ( a kanamycin resistant gene ) with camv35s promoter was constructed and introduced into tomato mediated by agrobacterium tumefaciens lba4404. transgenic tomato were screened by their ability of growing on media containing kanamycin

    本實驗採用pcr方法從番茄花cdna文庫中克隆到葉綠體shsp基因，經測序證實與genbank中已發表的序列在編碼區相差2個堿基，其中一個堿基導致1個氨基酸的改變。將葉綠體shsp基因定向克隆于帶有組成性表達啟動子camv35s的植物表達載體prok中，凍融法轉化農桿菌lba4404 ，利用葉圓盤法對番茄進行ti質粒介導的遺傳轉化。
  10. Structure analysis indicated that the molecule of hwtx - i consists of a small triple stranded anti - parallel ( 3 - sheet and five ( 3 - turns. the n - terminal, c - terminal and most basic amino acid residues are located in the surface of the molecule

    構象研究表明， hwtx -由一小段三股反平行的-折疊和5個-轉角組成，肽鏈的n端和c端以及多數堿性氨基酸殘基都分佈在分子表面。
  11. Human insulin - like growth factor - 1 ( igf - 1 ) is a basic polypeptide containing 70 amino acid residues. its truncated form, i. e. des ( l - 3 ) igf - 1, is three residues shorter than the intact form at n - terminal. igf - 1 has many biological actions such as mitogenic, metabolic effects and others

    =人胰島素樣生長因子1 （ insulin - likegrowthfactori ， igf - 1 ）是一個由70個氨基酸組成的堿性多肽，其截短型比完整型的n端少了三個氨基酸（甘氨酸、脯氨酸、谷氨酸） 。
  12. Meanwhile, base composition in rrna genes, the secondary structrues of trna and the potential stem - loop structure in the noncoding region were also analysesed in the present study

    同時分析了d1na基因的堿基組成、 trna的二級結構、非編碼區潛在的莖環結構。
  13. One of them was identified as the beth gene of halobacillus sp. d8. a hydrophobicity plot of beth revealed an alteration of hydrophobic and hydrophilic segments that was characteristic for integral membrane protein, suggesting the presence of 12 transmembrane - spanning segments and belonged to bcct family

    將重組質粒測序，插入片段大小為4kb左右，通過blast比較，結果顯示含有三個orf框，其中一個為甘氨酸甜菜堿轉運蛋白，對其氨基酸組成進行疏水性分析，推測為含有12個跨膜域的跨膜蛋白，屬于bcct家族。
  14. The cdna is 2 149 bp long with an open reading frame of 1 697 bp, which encodes a polypeptide of 565 amino acids, preprotein of 62. 3 kda ; 5 " untranslated regions contains 59nt, 3 " untranslated regions contains 391nt, a poly ( a ) tail signal and long poly ( a ) tail

    該cdna全長2149bp ，包含一個1697bp的開放閱讀框架，編碼565個氨基酸。在起始密碼子上游有一個由59個堿基組成的5 』非編碼區；在終止密碼子下游有一個由391個堿基組成的3 』非編碼區，包括4個分解信號、 1個加尾信號和1個長度為17個腺苷酸的poly （ a ）尾。
  15. See gu and li 1996 ). if homogeneity or stationarity holds, base compositions should remain similar among sequences

    如果同質性或靜止性成立，則在序列中的堿基組成應是相似的。
  16. Each " rung " is made up of two bases, paired according to the rule that jumped out at watson from his desktop

    每個「橫檔」由兩個堿基組成，它們搭配的原則是華生在書桌旁突然想到的。
  17. Sonoki s, hisamatsu s, kiuchi a. high - performance liquid clromatographic determination of dna base composition with fluorescence detection [ j ]. nucleic acids research 1993, 21 ( 11 ) : 2776

    許化溪，王勝軍，黃錫全，等.高效液相色譜法與熒光法測定細菌染色體堿基組成的比較[ j ] .中華檢驗醫學雜志2000 ， 23 （ 4 ） : 2 - 7
  18. Bioinformatic analysis were performed to prepro - gynostemminl on the base composition, codon preference, amino acid composition, pi value, molecular weight, secondary structure, prosite scan, prediction of protein localization sites. blast thtf arabidopsis thaliana genome, and 3d structure modeling

    運用生物信息學軟體對絞股藍班p前體進行堿基組成和密碼子偏倚性、氨基酸組成特徵、功能位點、亞細胞定位、跨膜結構、核酸結合基序以及空間結構等方面的分析。
  19. Sequence variation analysis exhibits high transition to transversion substitution ratios, and transitions and transversions are unsaturated in the sequence of cytochorme b gene. the base composition of the cytochrome b sequences was highly biased. using a structural model of the cytochrome b protein as a template, we divided cyt b sequence data for species within anserifomes into three functional domains

    3 ）序列具有較高的轉換顛換比，基因序列中的轉換與顛換都未飽和，序列中的堿基組成高度偏倚： 4 ）按照細胞色素為蛋白結構模型，細胞色素b基因全序列可分為三個功能區，堿基替換飽和狀況與不同功能區相關聯。
  20. In addition, there exists 72. 2 % of the chromosome surface positively stained with r - banding. 4. complementarity of g - and r - banding pattern it is generally accepted that chromosome banding patterns appear closely related to differences in dna base composition, and r - bands correspond to gc - rich dna and g - bands to at - rich dna

    4 . g 、 r帶型的互補性一般認為，染色體的帶紋與其堿基組成密切相關， r陽性帶對應于gc含量豐富的區域， g陽性帶則對應于at含量豐富的區域。
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