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首頁 ? pHT43質(zhì)粒載體圖譜序列抗性說明書價格Biovector公司

pHT43質(zhì)粒載體圖譜序列抗性說明書價格Biovector公司

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載體基本信息

出品公司:MoBiTec GmbH, Germany
載體名稱:pHT43
質(zhì)粒類型:枯草芽孢桿菌表達(dá)載體
高拷貝/低拷貝:高拷貝
啟動子:Pgrac
克隆方法:多克隆位點(diǎn),限制性內(nèi)切酶
載體大小:8057bp
5' 測序引物及序列:LacI-R:GGCATACTCTGCGACATCGT
3' 測序引物及序列:--
載體標(biāo)簽:N-amyQ
載體抗性:氨芐和氯霉素
篩選標(biāo)記:--
備注:pHT43載體通過IPTG誘導(dǎo),能夠高水平分泌表達(dá)目的蛋白。
產(chǎn)品目錄號:pBS002
穩(wěn)定性:瞬時表達(dá)
組成型:誘導(dǎo)型
病毒/非病毒:非病毒

載體質(zhì)粒圖譜和多克隆位點(diǎn)信息

pHT43載體圖譜



pHT43多克隆位點(diǎn)

載體簡介

1.簡介
革蘭氏陽性菌因其在農(nóng)業(yè),醫(yī)療和食品生物技術(shù)和重組蛋白生產(chǎn)等方面的貢獻(xiàn)而廣為人知。在所有革蘭氏陽性菌中,枯草芽孢桿菌載體因下列原因尤為引人矚目。(一)無致病性,且一般認(rèn)為安全的有機(jī)體;(二)無明顯的密碼子偏好性;(三)可直接將功能性胞外蛋白分泌到培養(yǎng)基中(目前,大約60%的市售酶由芽孢桿菌生產(chǎn));(四)具備包含轉(zhuǎn)錄,翻譯,蛋白質(zhì)折疊、分泌機(jī)制,遺傳操作和大規(guī)模發(fā)酵的大信息量機(jī)體。

但是下述兩個障礙減少了枯草芽孢桿菌的使用:(一)產(chǎn)生一定數(shù)目的識別并降解外源蛋白的胞外蛋白酶;(二)載體質(zhì)粒穩(wěn)定性。第一個障礙已因蛋白酶缺失株的構(gòu)建而基本解決 。第二個因引入使用θ-復(fù)制模式質(zhì)粒被完全克服,如由天然質(zhì)粒pAMβ1和pBS72衍生的一些質(zhì)粒(Jannière等,1990;Titok等,2003)。

最近,基于大腸桿菌 - 枯草桿菌穿梭質(zhì)粒pMTLBS72的四種不同表達(dá)載體的構(gòu)建和使用展示出全面的結(jié)構(gòu)穩(wěn)定性,業(yè)已出版(Nguyen等,2005)。

兩個新的載體pHT01和pHT43允許在細(xì)胞質(zhì)中高水平表達(dá)重組蛋白,其中pHT43載體引導(dǎo)重組蛋白到培養(yǎng)基。這兩個載體基于強(qiáng)σA-依賴性啟動子的枯草桿菌groE操縱子通過添加lac操縱子改造成為一種高效可控的(IPTG誘導(dǎo)的)啟動子。pHT01衍生載體可與8×His標(biāo)簽(pHT08),鏈球菌標(biāo)簽(pHT9)或C - Myc的標(biāo)簽(pHT10)相結(jié)合。

2. pHT 載體
所有在枯草芽孢桿菌的groESL操縱子之前使強(qiáng)啟動子與lac操縱子融合的載體都可通過加入IPTG進(jìn)行誘導(dǎo)。盡管當(dāng)未添加誘導(dǎo)物時表達(dá)組件的背景表達(dá)水平很低,還是成功從約1300種誘導(dǎo)因子中篩選出一種來使用bgaB報道基因(Phan等,2005)。當(dāng)分別將htpG和pbpE基因融合到groE啟動子時,加入IPTG后,表達(dá)的重組蛋白可能分別占細(xì)胞總蛋白的10%和13%(Phan等,2005)。熱纖梭菌的amyQα-淀粉酶和纖維素酶A、B的高水平表達(dá)實(shí)驗(yàn)證實(shí)。該載體還插入了一個高效SD序列以及一個多克隆位點(diǎn)(BamH I, Xba I, Aat II, Sma I)。編碼α-淀粉酶的amyQ基因的信號肽編碼區(qū)域與pHT01的SD序列融合,構(gòu)成了pHT43,以此獲得分泌的重組蛋白。

載體序列

LOCUS       pHT43                   8057 bp    DNA     circular     12-JAN-2014
SOURCE      
  ORGANISM  
COMMENT     This file is created by Vector NTI
            http://www.biovector.net/
COMMENT     VNTAUTHORNAME|biovector.net|
BASE COUNT     2503 a      1584 c      1703 g      2267 t 
ORIGIN
        1 ttaagttatt ggtatgactg gttttaagcg caaaaaaagt tgctttttcg tacctattaa 
       61 tgtatcgttt tagaaaaccg actgtaaaaa gtacagtcgg cattatctca tattataaaa 
      121 gccagtcatt aggcctatct gacaattcct gaatagagtt cataaacaat cctgcatgat 
      181 aaccatcaca aacagaatga tgtacctgta aagatagcgg taaatatatt gaattacctt 
      241 tattaatgaa ttttcctgct gtaataatgg gtagaaggta attactatta ttattgatat 
      301 ttaagttaaa cccagtaaat gaagtccatg gaataataga aagagaaaaa gcattttcag 
      361 gtataggtgt tttgggaaac aatttccccg aaccattata tttctctaca tcagaaaggt 
      421 ataaatcata aaactctttg aagtcattct ttacaggagt ccaaatacca gagaatgttt 
      481 tagatacacc atcaaaaatt gtataaagtg gctctaactt atcccaataa cctaactctc 
      541 cgtcgctatt gtaaccagtt ctaaaagctg tatttgagtt tatcaccctt gtcactaaga 
      601 aaataaatgc agggtaaaat ttatatcctt cttgttttat gtttcggtat aaaacactaa 
      661 tatcaatttc tgtggttata ctaaaagtcg tttgttggtt caaataatga ttaaatatct 
      721 cttttctctt ccaattgtct aaatcaattt tattaaagtt catttgatat gcctcctaaa 
      781 tttttatcta aagtgaattt aggaggctta cttgtctgct ttcttcatta gaatcaatcc 
      841 ttttttaaaa gtcaatatta ctgtaacata aatatatatt ttaaaaatat cccactttat 
      901 ccaattttcg tttgttgaac taatgggtgc tttagttgaa gaataaagac cacattaaaa 
      961 aatgtggtct tttgtgtttt tttaaaggat ttgagcgtag cgaaaaatcc ttttctttct 
     1021 tatcttgata ataagggtaa ctattgccga tcgtccattc cgacagcatc gccagtcact 
     1081 atggcgtgct gctagcgcca ttcgccattc aggctgcgca actgttggga agggcgatcg 
     1141 gtgcgggcct cttcgctatt acgccagctg gcgaaagggg gatgtgctgc aaggcgatta 
     1201 agttgggtaa cgccagggtt ttcccagtca cgacgttgta aaacgacggc cagtgaattc 
     1261 gagctcaggc cttaactcac attaattgcg ttgcgctcac tgcccgcttt ccagtcggga 
     1321 aacctgtcgt gccagctgca ttaatgaatc ggccaacgcg cggggagagg cggtttgcgt 
     1381 attgggcgcc agggtggttt ttcttttcac cagtgagacg ggcaacagct gattgccctt 
     1441 caccgcctgg ccctgagaga gttgcagcaa gcggtccacg ctggtttgcc ccagcaggcg 
     1501 aaaatcctgt ttgatggtgg ttgacggcgg gatataacat gagctgtctt cggtatcgtc 
     1561 gtatcccact accgagatat ccgcaccaac gcgcagcccg gactcggtaa tggcgcgcat 
     1621 tgcgcccagc gccatctgat cgttggcaac cagcatcgca gtgggaacga tgccctcatt 
     1681 cagcatttgc atggtttgtt gaaaaccgga catggcactc cagtcgcctt cccgttccgc 
     1741 tatcggctga atttgattgc gagtgagata tttatgccag ccagccagac gcagacgcgc 
     1801 cgagacagaa cttaatgggc ccgctaacag cgcgatttgc tggtgaccca atgcgaccag 
     1861 atgctccacg cccagtcgcg taccgtcttc atgggagaaa ataatactgt tgatgggtgt 
     1921 ctggtcagag acatcaagaa ataacgccgg aacattagtg caggcagctt ccacagcaat 
     1981 ggcatcctgg tcatccagcg gatagttaat gatcagccca ctgacgcgtt gcgcgagaag 
     2041 attgtgcacc gccgctttac aggcttcgac gccgcttcgt tctaccatcg acaccaccac 
     2101 gctggcaccc agttgatcgg cgcgagattt aatcgccgcg acaatttgcg acggcgcgtg 
     2161 cagggccaga ctggaggtgg caacgccaat cagcaacgac tgtttgcccg ccagttgttg 
     2221 tgccacgcgg ttgggaatgt aattcagctc cgccatcgcc gcttccactt tttcccgcgt 
     2281 tttcgcagaa acgtggctgg cctggttcac cacgcgggaa acggtctgat aagagacacc 
     2341 ggcatactct gcgacatcgt ataacgttac tggtttcatc aaaatcgtct ccctccgttt 
     2401 gaatatttga ttgatcgtaa ccagatgaag cactctttcc actatcccta cagtgttatg 
     2461 gcttgaacaa tcacgaaaca ataattggta cgtacgatct ttcagccgac tcaaacatca 
     2521 aatcttacaa atgtagtctt tgaaagtatt acatatgtaa gatttaaatg caaccgtttt 
     2581 ttcggaagga aatgatgacc tcgtttccac cggaattagc ttggtaccag ctattgtaac 
     2641 ataatcggta cgggggtgaa aaagctaacg gaaaagggag cggaaaagaa tgatgtaagc 
     2701 gtgaaaaatt ttttatctta tcacttgaaa ttggaaggga gattctttat tataagaatt 
     2761 gtggaattgt gagcggataa caattcccaa ttaaaggagg aaggatcaat gattcaaaaa 
     2821 cgaaagcgga cagtttcgtt cagacttgtg cttatgtgca cgctgttatt tgtcagtttg 
     2881 ccgattacaa aaacatcagc cgtaggatcc tctagagtcg acgtccccgg ggcagcccgc 
     2941 ctaatgagcg ggcttttttc acgtcacgcg tccatggaga tctttgtctg caactgaaaa 
     3001 gtttatacct tacctggaac aaatggttga aacatacgag gctaatatcg gcttattagg 
     3061 aatagtccct gtactaataa aatcaggtgg atcagttgat cagtatattt tggacgaagc 
     3121 tcggaaagaa tttggagatg acttgcttaa ttccacaatt aaattaaggg aaagaataaa 
     3181 gcgatttgat gttcaaggaa tcacggaaga agatactcat gataaagaag ctctaaaact 
     3241 attcaataac cttacaatgg aattgatcga aagggtggaa ggttaatggt acgaaaatta 
     3301 ggggatctac ctagaaagcc acaaggcgat aggtcaagct taaagaaccc ttacatggat 
     3361 cttacagatt ctgaaagtaa agaaacaaca gaggttaaac aaacagaacc aaaaagaaaa 
     3421 aaagcattgt tgaaaacaat gaaagttgat gtttcaatcc ataataagat taaatcgctg 
     3481 cacgaaattc tggcagcatc cgaagggaat tcatattact tagaggatac tattgagaga 
     3541 gctattgata agatggttga gacattacct gagagccaaa aaacttttta tgaatatgaa 
     3601 ttaaaaaaaa gaaccaacaa aggctgagac agactccaaa cgagtctgtt tttttaaaaa 
     3661 aaatattagg agcattgaat atatattaga gaattaagaa agacatggga ataaaaatat 
     3721 tttaaatcca gtaaaaatat gataagatta tttcagaata tgaagaactc tgtttgtttt 
     3781 tgatgaaaaa acaaacaaaa aaaatccacc taacggaatc tcaatttaac taacagcggc 
     3841 caaactgaga agttaaattt gagaagggga aaaggcggat ttatacttgt atttaactat 
     3901 ctccatttta acattttatt aaaccccata caagtgaaaa tcctctttta cactgttcct 
     3961 ttaggtgatc gcggagggac attatgagtg aagtaaacct aaaaggaaat acagatgaat 
     4021 tagtgtatta tcgacagcaa accactggaa ataaaatcgc caggaagaga atcaaaaaag 
     4081 ggaaagaaga agtttattat gttgctgaaa cggaagagaa gatatggaca gaagagcaaa 
     4141 taaaaaactt ttctttagac aaatttggta cgcatatacc ttacatagaa ggtcattata 
     4201 caatcttaaa taattacttc tttgattttt ggggctattt tttaggtgct gaaggaattg 
     4261 cgctctatgc tcacctaact cgttatgcat acggcagcaa agacttttgc tttcctagtc 
     4321 tacaaacaat cgctaaaaaa atggacaaga ctcctgttac agttagaggc tacttgaaac 
     4381 tgcttgaaag gtacggtttt atttggaagg taaacgtccg taataaaacc aaggataaca 
     4441 cagaggaatc cccgattttt aagattagac gtaaggttcc tttgctttca gaagaacttt 
     4501 taaatggaaa ccctaatatt gaaattccag atgacgagga agcacatgta aagaaggctt 
     4561 taaaaaagga aaaagagggt cttccaaagg ttttgaaaaa agagcacgat gaatttgtta 
     4621 aaaaaatgat ggatgagtca gaaacaatta atattccaga ggccttacaa tatgacacaa 
     4681 tgtatgaaga tatactcagt aaaggagaaa ttcgaaaaga aatcaaaaaa caaataccta 
     4741 atcctacaac atcttttgag agtatatcaa tgacaactga agaggaaaaa gtcgacagta 
     4801 ctttaaaaag cgaaatgcaa aatcgtgtct ctaagccttc ttttgatacc tggtttaaaa 
     4861 acactaagat caaaattgaa aataaaaatt gtttattact tgtaccgagt gaatttgcat 
     4921 ttgaatggat taagaaaaga tatttagaaa caattaaaac agtccttgaa gaagctggat 
     4981 atgttttcga aaaaatcgaa ctaagaaaag tgcaataaac tgctgaagta tttcagcagt 
     5041 tttttttatt tagaaatagt gaaaaaaata taatcaggga ggtatcaata tttaatgagt 
     5101 actgatttaa atttatttag actggaatta ataattaaca cgtagactaa ttaaaattta 
     5161 atgagggata aagaggatac aaaaatatta atttcaatcc ctattaaatt ttaacaaggg 
     5221 ggggattaaa atttaattag aggtttatcc acaagaaaag accctaataa aatttttact 
     5281 agggttataa cactgattaa tttcttaatg ggggagggat taaaatttaa tgacaaagaa 
     5341 aacaatcttt taagaaaagc ttttaaaaga taataataaa aagagctttg cgattaagca 
     5401 aaactcttta ctttttcatt gacattatca aattcatcga tttcaaattg ttgttgtatc 
     5461 ataaagttaa ttctgttttg cacaaccttt tcaggaatat aaaacacatc tgaggcttgt 
     5521 tttataaact cagggtcgct aaagtcaatg taacgtagca tatgatatgg tatagcttcc 
     5581 acccaagtta gcctttctgc ttcttctgaa tgtttttcat atacttccat gggtatctct 
     5641 aaatgatttt cctcatgtag caaggtatga gcaaaaagtt tatggaattg atagttcctc 
     5701 tctttttctt caactttttt atctaaaaca aacactttaa catctgagtc aatgtaagca 
     5761 taagatgttt ttccagtcat aatttcaatc ccaaatcttt tagacagaaa ttctggacgt 
     5821 aaatcttttg gtgaaagaat ttttttatgt agcaatatat ccgatacagc accttctaaa 
     5881 agcgttggtg aatagggcat tttacctatc tcctctcatt ttgtggaata aaaatagtca 
     5941 tattcgtcca tctacctatc ctattatcga acagttgaac tttttaatca aggatcagtc 
     6001 ctttttttca ttattcttaa actgtgctct taactttaac aactcgattt gtttttccag 
     6061 atctcgaggg taactagcct cgccgatccc gcaagaggcc cggcagtcag gtggcacttt 
     6121 tcggggaaat gtgcgcggaa cccctatttg tttatttttc taaatacatt caaatatgta 
     6181 tccgctcatg agacaataac cctgataaat gcttcaataa tattgaaaaa ggaagagtat 
     6241 gagtattcaa catttccgtg tcgcccttat tccctttttt gcggcatttt gccttcctgt 
     6301 ttttgctcac ccagaaacgc tggtgaaagt aaaagatgct gaagatcagt tgggtgcacg 
     6361 agtgggttac atcgaactgg atctcaacag cggtaagatc cttgagagtt ttcgccccga 
     6421 agaacgtttt ccaatgatga gcacttttaa agttctgcta tgtggcgcgg tattatcccg 
     6481 tattgacgcc gggcaagagc aactcggtcg ccgcatacac tattctcaga atgacttggt 
     6541 tgagtactca ccagtcacag aaaagcatct tacggatggc atgacagtaa gagaattatg 
     6601 cagtgctgcc ataaccatga gtgataacac tgcggccaac ttacttctga caacgatcgg 
     6661 aggaccgaag gagctaaccg cttttttgca caacatgggg gatcatgtaa ctcgccttga 
     6721 tcgttgggaa ccggagctga atgaagccat accaaacgac gagcgtgaca ccacgatgcc 
     6781 tgtagcaatg gcaacaacgt tgcgcaaact attaactggc gaactactta ctctagcttc 
     6841 ccggcaacaa ttaatagact ggatggaggc ggataaagtt gcaggaccac ttctgcgctc 
     6901 ggcccttccg gctggctggt ttattgctga taaatctgga gccggtgagc gtgggtctcg 
     6961 cggtatcatt gcagcactgg ggccagatgg taagccctcc cgtatcgtag ttatctacac 
     7021 gacggggagt caggcaacta tggatgaacg aaatagacag atcgctgaga taggtgcctc 
     7081 actgattaag cattggtaac tgtcagacca agtttactca tatatacttt agattgattt 
     7141 aaaacttcat ttttaattta aaaggatcta ggtgaagatc ctttttgata atctcatgac 
     7201 caaaatccct taacgtgagt tttcgttcca ctgagcgtca gaccccgtag aaaagatcaa 
     7261 aggatcttct tgagatcctt tttttctgcg cgtaatctgc tgcttgcaaa caaaaaaacc 
     7321 accgctacca gcggtggttt gtttgccgga tcaagagcta ccaactcttt ttccgaaggt 
     7381 aactggcttc agcagagcgc agataccaaa tactgtcctt ctagtgtagc cgtagttagg 
     7441 ccaccacttc aagaactctg tagcaccgcc tacatacctc gctctgctaa tcctgttacc 
     7501 agtggctgct gccagtggcg ataagtcgtg tcttaccggg ttggactcaa gacgatagtt 
     7561 accggataag gcgcagcggt cgggctgaac ggggggttcg tgcacacagc ccagcttgga 
     7621 gcgaacgacc tacaccgaac tgagatacct acagcgtgag ctatgagaaa gcgccacgct 
     7681 tcccgaaggg agaaaggcgg acaggtatcc ggtaagcggc agggtcggaa caggagagcg 
     7741 cacgagggag cttccagggg gaaacgcctg gtatctttat agtcctgtcg ggtttcgcca 
     7801 cctctgactt gagcgtcgat ttttgtgatg ctcgtcaggg gggcggagcc tatggaaaaa 
     7861 cgccagcaac gcggcctttt tacggttcct ggccttttgc tggccttttg ctcacatgtt 
     7921 ctttcctgcg ttatcccctg attctgtgga taaccgtatt accgcctttg agtgagctga 
     7981 taccgctcgc cgcagccgaa cgaccgagcg cagcgagtca gtgagcgagg aagcggaaga 
     8041 gcgcccaata cgcatgc 
//


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