堿基序列 的英文怎麼說
中文拼音 [jiǎnjīxùliè]
堿基序列
英文
base sequence-
Two spider silk protein genes ( avfl and avf2 ) screened from the library are characterized in a lot of repetitive motifs, a high guanosines or cytidines content, a strong preference for adenosine or thymidine in the third position of a codon and rich residues of glycines or alanines in the proteins translated
試驗結果,該文庫容量為4 . 9 10 ~ 6 。從文庫中篩選到avf1和avf2蛛絲蛋白新基因,具有典型重復序列多, g c含量高,密碼子第三個堿基偏愛使用a t及編碼蛋白中含有大量gly和ala殘基等特點。Dna sequence analysis indicated that tn5gusa5 is prone to insert into low gc content regions ; guanine is a preferential base at the first place and cytosine at the last site of target sequence
在質粒上tn5gusa5也傾向于插入低gc含量區;堿基g和c分別在靶序列的首位和末尾出現的幾率高。There exist successive deletions in the sequence of the genomic dna of kale and kohlrabi, compared with that of brussel sprouts
相對抱子甘藍基因組dna而言,羽衣甘藍和球莖甘藍在序列中發生了多處大量堿基的缺失。Two complete squence primers were designed based on the result of race. a 1475bp sequence was amplified by pcr. the analysis of the product shows that the nucleotide and deduced amino acid sequences share 40 % - 60 % homologous to the corresponding parts of - glc gene family of pinus contorta, cucurbita pepo, arabidopsis thaliana by the blast _ w program comparison
經blast搜索表明:克隆所得堿基序列和推導的氨基酸序列與已克隆出的小松樹、西葫蘆擬南芥等植物體內-葡萄糖苷酶基因的cdna相應序列有40 ? 60的同源性,因此我們推斷擴增所得到的序列為茶樹中-葡萄糖苷酶基因的cdna 。A bacterium named paneibacillus polymyxa is screened from soil sample of mountain tai. it secrets a large amounts of active substance which can inhibit against several plant and animal diseases , such as candiada albicans 、 aspergillus flavus link and nomuraea rileyi farlow. the determination show that it is a strain of paenibacillus polymyxa through measuring its g + cmol % and the sequences of bases of 16srrna
通過對該菌株進行形態觀察、生理生化實驗、 g + cmol %測定和16srrna堿基序列測定,鑒定該菌株為類芽孢桿菌屬中的一株新的多粘類芽孢桿菌,定名為paenibacilluspolymyxacp _ s316 ,編碼其16srrna的基因為一新基因,已經提交genebank注冊,注冊號為ay292989 ( 2003年6月4日) 。This binding capability can be pinpointed to a characteristic base sequence known as a homeobox
這種能力與被稱為同源框的特定堿基序列有關。At the same time, there exists not some base deletion but only base substitution among them. there are 6 base transitions between the sequence of boacal5 ' and boccal5 ", and 2 transitions and 1 base transversions between boacal5 " and bogcal5 ", 3 transversions and 2 transitions between boccal5 " and bogcal5 ". 3. alignment of according sequences of putative amino acid of cal homologs from 8 plants reveals high conservation according to the mads domains of them
發現三者之間堿基序列差異僅僅是發生了堿基替代而不存在堿基的缺失現象,其中boacal5 』與boccal5 』之間存在6次堿基轉換,而boaca15 』和bogcal5 』之間則存在2次堿基轉換和1次堿基顛換, boccal5 』和bogcal5 』之間則有3次堿基顛換和2次堿基轉換。Relatively, the new wibdv strains gx8 / 99 had less homology to wibdv reference strain hk46 and other 3 field strains as 96. 8 % - 97. 2 % at dna or aa levels, than the homology among hk46 and 3 strains, strains gx8 / 99 more than 98. 4 % - 98. 6 % at dna or aa levels
為研究病毒的核酸分子結構與其致病性的關系,本研究選取了在致死率上不同的4個ibdv野毒株,比較了它們的vpz基因高變區共494個堿基序列。Based on the results of rflp there are clear differences between species in both genera metarhizium and paecilomyces
蟲草屬rdnaits堿基序列分析結果表明:以子囊殼埋生和子囊殼非埋生或半埋生將蟲草分成兩類。Complementary base sequence
互補堿基序列Genes are specific sequences of bases that encode instructions on how to make proteins
基因是一種含編譯蛋白質製造命令的特殊堿基序列。More than one person might have a particular rflp pattern, but it becomes less likely that multiple people will have two or more base sequences in common
具有一個獨特rflp圖案的人可能不只一個,但是多數人共同具有兩個或更多的堿基序列幾乎是不可能的。With the increasing of knowledge about human beings diseases it is found that the mutations of base sequence in dna are responsible for numerous inherited human disorders
脫氧核糖核酸( dna )被稱為生命體內的遺傳物質,研究發現人類的許多遺傳疾病都與dna分子中堿基序列的變異有關。Gene duplication is one of the most important factors that influence the evolution of genome size, the origination of novel gene, the genetic robustness against null mutations, the speciation, etc
摘要基因重復是基因通過不等交換、逆轉錄轉座或全基因組重復等途徑產生一個與原基因相似的基因或堿基序列。Escherichia coli promoter, which could initiate transcription of a gene, was mainly consisted of two conserved sequences, - 10 box and - 35 box, and spacer between them, whose length is changeable
大腸桿菌啟動子能起始基因的轉錄,它主要由兩段比較保守的序列片斷- 10框、 - 35框和它們之間一段長度可變的堿基序列組成。If scientists could recreate his genome, the strings of billions of letters that spell out how to build and run a neanderthal, they would be able to pinpoint the precise difference between the two species
如果科學家可以重構其基因組,一串可以拼出如何構建和運轉一個尼安德特人的數十億堿基序列,那麼他們將可以查明這兩個物種之間的精確差異。Considering the essential doctrine of designing pcr primers, two regions in which all tigers share an unique hyplotype against other species were selected to design a pair of primers ( primer 1, 2 ) to amplify a tiger cytb fragment specifically
發現在361 - 381位點之間和565 - 585位點之間,虎的dna堿基序列與其他貓科動物、鹿科動物有多個位點不同。The polyhedrin gene sequence in recombinant virus bmpak - hbmp can be more benefit to enhancing the expression of the hbsag ( pres2 + s ) from atg initial codon at the 5 " ends of pres2 gene
另一方面, elisa檢測表明, presz抗原性提高率約是hbsag的14倍,提示bmpak hb帥中多角體基因部分堿基序列的存在更有利於從presz前的atg開始表達中蛋白全基因( presz s ) 。There is typical - 10 region, - 35 region and rbs sequence on the upstream of orf1 and on the upstream of the - 35 region there are four tandem repeats of 22 bps sequence, and similar sequence was found on the upstream of the replicase genes of pmbbl, pvs40, plu510
在orf1上游具有典型的- 10區、 - 35區和rbs堿基序列, - 35區上游附近四段22bp正向串聯重復序列,相類似的序列也見于質粒pmbb1 、 pvs40 、 plq510復制蛋白酶基因上游。The recombinant pcr technic was used to introduce a linking peptide klgggg to the site between scfv single chain form of the monoclonal antibody sz - 51 specific for the glycoprotein gmp140 on activated platelet membrane and uk32 low molecular weight form of pro - urokinase, to make the scfv - linker - uk32 chimeric gene. this gene was cloned into the transfer vector pbacpak9, and cotransfected with bacpak6 bsu36i digest into sf 9 cells. the fusion protein was secreted into the medium. in the fifth day after the cotransfection, the supernatant of the medium showed 107 iu ml fibrinolytic activity, higher than 25 iu ml fibrinolytic activity of scfv - uk32. elisa showed that the supernatant had the binding activity to activated platelet. wastern blotting also indicated that the supernatant could bind to the monoclonal antibody of urokinase b chain
為了提高重組導向溶栓分子scfv - uk32的溶纖活性,通過重組pcr方法在編碼scfv與uk32的堿基之間引入編碼klgggg連接肽的堿基序列,並克隆到轉移載體pbacpak9上,通過與線性病毒dna bacpak6 bsu36i digest共轉染到昆蟲細胞sf 9內,進行表達。表達產物分泌到上清中,共轉染后第5d天用纖維平板法測得sf 9細胞上清溶纖活性達到107 iu ml ,比未引入連接肽的scfv - uk32的表達活性25 iu ml高。分享友人