x protein 中文意思是什麼

x protein 解釋
x蛋白
  • x : X2= (羅馬數字)10 XX = 20 IX = 9 XV = 15 XL = 40 LX = 60 XC = 90 DXL = 540 MX = 1010 =...
  • protein : n. 【化學】朊,蛋白(質)。
  1. Protein crystallization is the primary bottleneck step in x - ray protein crystallography

    摘要獲得具有高解析度的蛋白質晶體是目前蛋白質結構測定的主要瓶頸。
  2. On cytomembrane ; resolved the precipitation in buffer d ( contained triton x - 100 ) shattered by ultrasound, 4 vibrated for 60min, centrifuged at 45000g for 1 hour, took the supernatent to mesure protein concentration and then mesure the pkc activity

    目前,在鉛的神經毒性研究過程中,鉛對pkc的作用引起人們極大關注。這是因為鉛比鈣對pkc有更高的親和力。現已知, ph卜可以取代caz 」激活蛋白激酶c 。
  3. Substance x in turn donates its electron to an iron-containing protein called ferredoxin.

    X物質又將它的電子轉移給一種含鐵的蛋白質,稱為鐵氧還蛋白。
  4. Substance x in turn donates its electron to an iron - containing protein called ferredoxin

    X物質又將它的電子轉移給一種含鐵的蛋白質,稱為鐵氧還蛋白。
  5. Two positive clones were sequenced, and the results showed that its nuclcotidc sequence includes an open reading segment which codes for a 45 - amino acids protein and three endonuclcase sites which arc1 bgii, bamh i and bgi ii, this protein was identified as metallothionein based on its characteristic described above and its similarity ( 85 % ) to the mtn gene of drosophila : the 10 cysteine residues present occur in five pairs of cys - x - cys, x is serine, valine, ilistidine or lysine

    結果顯示:擴增的cdna片段長度為289bp ,其中含有一個編碼45個氨基酸的開放閱讀框,閱讀框所編碼的氨基酸中含有10個半胱氨酸,且在序列中均排列成cys - x - cys ,其中x為ser 、 val 、 his或lys 。這些特徵說明擴增的基因片段為家蠅mt基因序列的一部分。此基因序列片段與果蠅mtn基因序列的同源性達到85 . 0 ,擴增的基因序列中含有三個內切酶位點bg 、 bam和bg ,這一點也和果蠅mtn基因十分相似。
  6. In this paper, the nacre of hyriopsis cumingii ( lea ) which is one of the main freshwater pearl - forming mollusk in china is studied emphatically, as compared with the nacre of three species of saltwater pearl - forming mollusks, pinctada martensii ( dunker ), pinctada maxima ( jameson, and peteria penguin ( roding ). the basic characteristics of nacreous and prismatic layers are understood by powder x - ray diffraction analysis, trace elements analysis, amino acid composition of protein and differential thermal analysis

    本文以我國主要育珠蚌淡水三角帆蚌貝殼珍珠層為重點研究對象,以三種海水育珠貝馬氏珍珠貝、企鵝珍珠貝及大珠母貝貝殼珍珠層為對比研究對象,首先通過粉末x -射線衍射、微量元素分析、蛋白質氨基酸分析及差熱分析對珍珠層及其與之密切共生的稜柱層的基本特徵進行了初步研究。
  7. Abstract : the property of silk fabric grafted ( cross - linked ) with hydroxypropyl methacrylate and protein at different rate of weigh gain, by measuring strength and elongation at break, dyeability, elastic, moisturecontent, whiteness, permeability of gas, ir and x - ray diffraction diagrams was studied

    文摘:通過對織物的拉伸特性、吸濕性、彈性、染色性、白度、透氣性、紅外和x射線衍射的研究,探討了在不同增重率條件下甲基丙烯酸羥丙酯在絲蛋白存在下與真絲綢接枝交聯后的結構及其特性的影響。
  8. X - ray has been widely used in industry and medicine since it was found in 1895, such as nondestructive detection of cavities in objects using x - ray " s property of penetration, trace element analysis using x - ray fluorescence, radiation therapy using x - ray " s ability to damage protein, and so on

    X射線源在生產和醫療上一直以來具有廣泛的應用。利用x射線的穿透性可進行無損探傷;利用x射線的熒光效應可對物質進行痕量分析;利用x射線使蛋白質變性可對腫瘤進行放療。
  9. During the experiment of protein crystal growth in space carried by chinese re - entry capsule fsw - 2, the crystals of barheaded goose hemoglobin suitable for x - ray analysis were obtained both in space and earth as contrast group. the diffraction data of both crystals were collected, and the structures were solved using molecule replacement methods. the comparison of structures in space and earth indicate that, the interactions among molecules in crystal and subunits of molecule in space is weakened relative to the crystal on earth, there is a contact in the

    在1994年我國返回式衛星fsw - 2上進行的空間蛋白質晶體生長實驗中,獲得了適合於x射線分析的空間實驗組和地面對照組的斑頭雁血紅蛋白晶體,並收集了x射線衍射數據。應用分子置換法解析了結構,並進行了比較研究。結果顯示空間晶體的分子間和分子中亞基間的相互作用趨于減弱,在
  10. Obtaining structure and function of proteins is one of the main purposes of research in biology, but determining three - dimensional structure of protein by means of x - rays crystallography and nuclear magnetic resonance spectroscopy, and research in protein structure by the way of biochemistry, already can ’ t adapt the need of the rapid increase of protein sequence

    獲取蛋白質的結構和功能是生物學研究的重要目的之一,但是使用x光晶體衍射和核磁共振技術等實驗手段測定蛋白質的三維結構,以及使用生物化學方法研究蛋白質的功能時效率不高,已經無法適應蛋白質序列飛速增長的需要。
  11. The ms spectrum graphically relates a protein ' s mass and charge ( x - axis ) to its abundance as measured by its signal intensity ( y - axis )

    質譜圖顯示了某種蛋白質它的質量與電荷( x軸)與其通過信號強度檢測所得的豐度( y軸)之間的關系。
  12. The protein has the immunogenicity of human calcitonin verified by western blot analysis. after optimization of condition, fusion protein was concentrated by ultrafiltration and cleaved by factor x a, then recombinant novel hct was obtained

    表達條件優化后,可溶性蛋白的表達量占胞內總蛋白的10 。經超濾濃縮后,融合蛋白在xa因子作用下產生重組的新型降鈣素,進一步分離純化得到該蛋白的初級純品。
  13. After washing with reagent ( 50mmol / l ph8. 0 tris - hcl, 100mmol / l nacl, 0. 5mmol / l edta, 2mol / l carbamide, 0. 2 % triton x - 100, 0. 2 % doc ), ultrasound crushing ( 200 w, 150 times, 3 seconds per time, spacing 3 seconds ) and freezing - melting methods, we got hng fusion protein and m - insulin fusion protein with purity of above 80 %. 4. radioimmunoassay result shows that the radioimmune activity of of m - insulin fusion protein is 0. 5 unit per litre bacterial liquid

    3 .表達產物初步純化仁gly 」一flumanin融合蛋白和人胰島素突變體融合蛋白包涵體的洗滌方案為: lj ]體沉澱溶於含zmol , / l尿索洗滌液,超聲( 200w 、巧o次、 3秒/次、間隔3秒) , 4 、 i000orpm離心15min后沉澱用洗滌液充分重懸,一2 ( )凍存過夜,次日融化后4 、 10000rpm離心15min ,取上清,即得到初步純化的融合蛋白,可去除土要的雜蛋白,融合蛋白溶解于上清液中,純度達到80 %以_ 1 : 。
  14. The absence of the fmr1 gene product, fragile x mental retardation protein ( fmrp ), is believed to be responsible for the typical physical and mental characteristics of the fragile x syndrome. alleles with between 43 and 200 cgg repeats are called permutation. they are generally unmethylated with normal transcript and protein level, but are extremely unstable during transmission to next generation

    帶有前突變( n = 43 200 )的個體其fmr1基因通常不會甲基化,可以正常轉錄和翻譯產生fmrp ,故沒有臨床表型出現,但是,在向下一代傳遞的過程中卻是非常不穩定的,會從前突變擴增成為全突變。
  15. Section hi : purify & refold recombinant hpk - 5 protein was efficiently expressed in e. coli jm109 as inclusion bodies. after bacteria were smashed by ultrasound, te buffer, 1 % ttiton x - 100 and 2 m urea was used to efficiently extract inclusion bodies

    用含sm尿素溶液洗滌包涵體, 8000r / min轉速下分離包涵體,能最大限度去除雜蛋白,同時不會降低目的蛋白的損失。
  16. So it is important to reveal the mechanism of uptake and release of copper in hepatocyte, we aimed to purify a novel copper binding protein from rat liver lysosomal fraction. researches show that copper binding proteins have conserved amino acid sequences - mxcxxc ( x is any amino acid ), can bind with copper. for example atp7b has five mxcxxc sequence, and it was determined 1 mol atp7b can interact 5 mol of copper ions

    Irene等人的研究表明鋼結合蛋白具有高度同源性的鋼結合氨基酸序列,從酵母等低等動物到真核細胞n末端都有mxcxxcx代表任意氨基酸廠是鋼結合的區域,例如ai 」 ob的n末端就有5個mxc狀c結構,實驗也證明一摩爾的蛋白質可與5摩爾的硫酸銅結合。
  17. The hybrids not only emerged deeper color in common protein zymograms than in both parents, but also had new bands in mother of l. davidii var. unicolor. but protein zymograms were parental type and had no significant difference in " yellow ' x ' cordelia "

    以蘭州百合為親本的雜交後代,蛋白質譜中不僅出現了與親本同源但比親本染色加深的帶,而且出現了親本中不存在的新帶。
  18. Construction of pgfp hbv x gene recombinant plasmid and establishment of stable transfected hepg2 cell line expressing hepatitis b virus x - gfp fusion protein

    融合蛋白重組載體的構建及穩定表達細胞系的建立
  19. Her team focused on a particular protein involved in the nf - kappa b pathway called the " x - linked inhibitor of apoptosis " ( xiap )

    她的小組集中於包含在nf - b通路中稱為x樣凋亡抑制蛋白( xiap )的一個特別的蛋白。
  20. Purification was conducted with ni - nta resin as there ' s a 6 x his tag at the n - terminal of the recombinant protein. after stepwise washing and elution at purification procedure, sublimated protein was obtained with the full - length ns5 accounting for more than 90 % and the aborted translated protein about 6. 5 %

    用ni一nta樹脂親和純化表達產物,經過梯度漂洗和洗脫,獲得純度90 %以上的全長表達產物,另有6 . 5 %的非全長翻譯產物(約70kda ) 。
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