histidine n.【生物化學】組胺酸。
n. 【生物化學】組胺酸。 “aminopropionyl histidine“ 中文翻譯： 氨丙酰組氨酸“aspartyl histidine“ 中文翻譯： 天冬氨酰l組氨酸“cobalt histidine“ 中文翻譯： 組氨酸鈷“copper histidine“ 中文翻譯： 銅-組氨酸“histidine a-deaminase“ 中文翻譯： 組氨酸a-脫胺酶“histidine acetyltransferase“ 中文翻譯： 組氨酸乙酰轉移酶“histidine aminotransferase“ 中文翻譯： 組氨酸氨基轉移酶“histidine betaine“ 中文翻譯： 組氨酸三甲銨內酯“histidine biosynthesis“ 中文翻譯： 組氨酸生物合成“histidine deaminase“ 中文翻譯： 組氨酸脫氨酶; 組氨酸脫氨酯“histidine decarboxylase“ 中文翻譯： 組氨酸脫羧酶“histidine dihydrochloride“ 中文翻譯： 二鹽酸組氨酸“histidine ferroprotoporphyrin“ 中文翻譯： 組氨酸亞鐵原卟啉“histidine hcl“ 中文翻譯： 組織氨基酸鹽酸鹽“histidine hydrochloride“ 中文翻譯： 鹽酸組氨酸; 組氨酸鹽酸鹽“histidine monohydrochloride“ 中文翻譯： 鹽酸組氨酸“histidine tests“ 中文翻譯： 組氨酸試驗“histidine-betaine“ 中文翻譯： 組氨酸甜菜堿“methyl histidine“ 中文翻譯： 甲基組氨酸“1-methyl histidine“ 中文翻譯： 1-甲基組氨酸“3-methyl histidine“ 中文翻譯： 3-甲基組氨酸“aminoacyl histidine dipeptidase“ 中文翻譯： 氨酰組氨酸二肽酶“asparty l histidine“ 中文翻譯： 天冬氨酰組氨酸“disorder of histidine metabolism“ 中文翻譯： 組氨酸椿病癥; 組氨酸代謝病癥“histidinase“ 中文翻譯： 組氨酸分解酶; 組氨酸酶“histidinal“ 中文翻譯： 組氨醛
histiocyte |
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8 % ) , which is similar to the mt protein of ostrea edulis while different from that of drosophila and mammalian ( no aromatic amino acid and histidine ) . comparison of the deduced amino acid sequence of housefly mt with other species “ mt showed that its identity with drosophila was highest , attain 65 % ; the different metallothioneins , within a part species of invertebrate , were 35 % - 41 % isologous ; its identi ty wi th the mt - ii of green monkey was 41 % and that with the human mt - ii was 35 % 由擴增片段的編碼序列所推導的家蠅mt與其它生物mt比較顯示：家蠅mt氨基酸序列與果蠅( drosophilamelanogaster ) mtn氨基酸序列的同源性最高，達到65 ；與部分無脊椎動物mt氨基酸序列的同源性在35 - 41的范圍內；與部分植物mt氨基酸序列的同源性比較結果為：同源性最高的為孢子植物墨角藻( fucusvesiculosus ) ( 51 ) ，而最低的為種子植物鼠耳芥( arabidopsisthalianal ) ( 35 ) ；與哺乳動物綠猴mt -的同源性達到41 ，與人類mt -的同源性為35 。 |
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Dna sequence analysis showed that the cloned nk gene was highly homologous to the sequence reported by nakamura . the deduced amino acid sequence also had the conserved sequences ( serine 221 , histidine 64 , and aspartic acid 32 ) which was essential for the catalytic center of serine proteases . the nk gene was then cloned into the transfer vector pvl1393 本實驗以b . subtilis ( natto )基因組dna為模板擴增了nk基因，測序結果顯示與nakamura報道的納豆激酶基因高度同源，其氨基酸序列也含有絲氨酸蛋白酶的活性保守中心( serine221 ， histidine64 ， asparticacid32 ) 。 |
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The experimental method includes selecting pure complexes of histidine - containing or cysteine - containing materials , from c - and n - terminal group of these amino acids to link to a group which have color or fluorescence or ultraviolet absorption , elucidating their binding affinity , fluorescence or uv - visible spectrum properties with zinc at physiological concentration and to elucidate their structure in the solid state via infrared spectroscopy . with the help of the concerned the data , the analysis was done to prove whether it can be applied to the zinc detection , in other words , whether it can be used as a new fluorescence probe for zinc detection 本實驗首次選用在生物體內與zn ~ ( 2 + )鍵合能力很突出的物質? ?組氨酸和半胱氨酸，采用類似于多肽合成的方法，在其羧基或氨基分別嫁接上一個帶有標記的基團，生成穩定的共價鍵化合物；在此化合物中模擬生理濃度條件加入鋅離子，通過紅外圖譜、紫外圖譜或熒光圖譜的變化分析鋅離子對標記基團是否產生影響，再結合有關數據分析其是否適合檢測鋅離子，即是否可能作為新的鋅離子熒光探針。 |
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Firstly , the eo genes of csfv - jl and csfv - ln9912 strains were amplified by rt - pcr and nested pcr and then sequenced after cloned into t easy vector . comparing the eo sequences with other strains eo by biosoftwares , dnastar5 . 0 and bioedit , the phylogenetic analyse revealed that all of the strains we have sequenced could be divided into groupl and groupii . two amino acid streches of 15 csfv strains eo , which form the rnase active site , and histidine residues essential for rnase catalysis in both ones were highly conserved . the eo protein propertys of antigen epitope , hydrophobicity , isoelectric point were also predicted by bioinformatic method 首先，采用rt - pcr和nest - pcr技術擴增了csfv - jl株和csfv - ln9912株eo基因，插入teasy載體后測序，應用dnastar5 . 0和bioedit軟件將其與本實驗室已測其它毒株和genebank中登錄的csfv代表毒株eo基因序列進行比較，繪制了遺傳進化樹并預測了eo蛋白的抗原表位、疏水性、等電點等特性。 |
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The recombinant plasimid ppic9k - pzp3 a - hcg p - ctp109 - 145 was transformed into electroporated pichia pastoris and screened the positive strains on md plates without histidine . multi - copy recombinants were screened on the g418 - ypd plates and then were incubated with the supernatant containing methanol . the recombinant pzp3 a - hcg p - ctp 109 - 145 protein were secreted in the supern atant and were verified 轉化嗜甲醇酵母獲得耐受4mg mlg418的菌株，經sds - page電泳和westernblotting檢測表明其上清培養液中的蛋白可與猴抗pzp3抗體和兔抗hcg抗體發生特異性的反應。 |
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The coding sequence of the two full - length cdnas were cloned by pcr , and inserted into expression vector pmet a between the downstream of a secreting signal peptide and the upstream of 6x histidine in the same reading frame with the coding sequence . the secreting recombinant expression vectors pmet a b / abp2304 and pmet a a / abp780 were constructed and transformed into pmad16 with lici transformation 利用pcr技術將上述兩個全長cdna的編碼區克隆到表達載體pmet上，使之位于因子信號肽序列的下游， 6個組氨酸殘基序列的上游，且與之同框，分別構建成融合蛋白分泌表達載體pmet b abp2304和pmet a abp780 。 |
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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。 |
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8da and the content of cysteine is the highest which attain 22 . 2 % , following are lysine ( 8 . 0 ) and serine ( 7 . 7 % ) . however , there are aromatic amino acid residues and histidine in the amino acid sequence such as tyrosine ( 3 . 3 % ) , phenylalanine ( 3 . 0 % ) and histidine ( 2 序列中還含有少量的芳香族氨基酸，如酪氨酸( 3 . 3 ) ，苯丙氨酸( 3 . 0 )和組氨酸( 2 . 8 ) ，這一點和牡蠣mt相似，而不同于果蠅和哺乳動物mt (不含有芳香族氨基酸和組氨酸) 。 |
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Studied the pl molecular weight histidine of catalytic group of mlap and the influence of zn2 + ca2 + and edta to enzyme activity for validation the results of bioinformatics analysis and homology modeling . the cold - adaptation is validated by the catalysis of mlap 為了驗證堿性蛋白酶的生物信息學分析結果和模建的結果，我們對其等電點、分子量、催化性基團組氨酸以及鋅離子、鈣離子和edta的影響進行了實驗分析。 |
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Shen hong - yan , tian gui - ling * , zhu wen - jiang , , ha sha , ye yun - hua ; application of depbt on the synthesis of protectide dipeptides containing histidine with unprotected imidazole group by solution method , chinese journal of chemistry , 2003 , 21 , 801 ? 804 沈鴻雁,田桂玲* ,閻愛新,賈艷,洪毅穎,葉蘊華;有機溶劑性質及其水含量對酶催化合成含d -氨基酸殘基的二肽衍生物的影響，化學學報， 2003 ， 61 （ 7 ） ， 1144 ? 1148 |
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After linerization , the recombinant plasmid was transformed into pic hia pastoris by electroporation , which then were cultured in md plate free of histidine , from which the positive colones were propagated 重組質粒線性化后，用電擊法將重組質粒轉化入巴氏畢赤酵母，在缺組氨酸的md板上篩選陽性菌落，然后用不同濃度的g418 ? ypd板篩選多拷貝插入單菌落。 |
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Histidine a basic amino acid formed only rarely in proteins . it is formed from atp and 5 - phosphoribosyl pyrophosphate in a complex biosynthetic pathway . glutamate is an intermediate in its breakdown 組氨酸：是蛋白質中少有的一種堿性氨基酸。由atp和5 -磷酸核糖基焦磷酸鹽通過復雜的生物合成途徑合成。在其降解過程中可形成谷氨酸。 |
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Histidine and cysteine derivatives can coordinate with zinc , but the uv or fluorescence spectral changes are not significant enough to allow effective detection of zinc in plant system 組氨酸和半胱氨酸的衍生物能與鋅配位，但鋅離子的加入對紫外圖譜或熒光圖譜的影響并不顯著，因此不大可能有效地標記植物體系中的鋅離子。 |
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The results show that : four histidine derivatives from c - terminal were synthesized which is based on the forming peptide bonds , and obtained 58 - 73 % of compounds from boc - his ( tos ) - oh 實驗結果表明：采用多肽合成的方法得到了4個組氨酸羧基末端的衍生物，而且產率較高( 58 73 ) 。 |
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The purpose of this paper is to obtain information on the fluorescence behavior of zinc complexes with “ natural “ histidine - containing or cysteine - containing ligands 但在測定生物活體內的游離zn ~ ( 2 + )的濃度方面仍存在一定的困難。 |
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Through precise theorization and extensive experimentation , yu - fen zhao and pei - sheng cao proved that the origin and life was n - phosphoryl histidine 趙玉芬和曹培生用嚴密的理論和大量的實驗結果證明:磷酰化氨基酸是生命起源的種子。 |
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L - histidine is a basic , genetically coded amino acid . it is essential for human development ( “ semi - essential “ ) , and important for the growth and repair of tissues 組氨酸是一種堿性氨基酸，對于組織的生成和修復具有很重要的作用。 |
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Other : the dyewood is known as the suppression histidine decarboxylase , the catecha phenol - o - methyl shift enzyme action 其它:染料木素有抑制組氨酸脫羧酶,兒茶酚- o -甲基轉移酶作用 |
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Effects of 5 - ht , glutamate , histidine leu - enk on contraction of longitudinal muscle of rabbit duodenum 腦啡肽在家兔離體十二指腸縱肌收縮中的作用 |