CN111690549A - 利用木糖生产原人参二醇的重组解脂耶氏酵母菌株及构建方法和应用 - Google Patents

利用木糖生产原人参二醇的重组解脂耶氏酵母菌株及构建方法和应用 Download PDF

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CN111690549A
CN111690549A CN202010422065.0A CN202010422065A CN111690549A CN 111690549 A CN111690549 A CN 111690549A CN 202010422065 A CN202010422065 A CN 202010422065A CN 111690549 A CN111690549 A CN 111690549A
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yarrowia lipolytica
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卢文玉
张传波
武玉芬
鞠海燕
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Abstract

本发明利用木糖生产原人参二醇的重组解脂耶氏酵母菌株及构建方法和应用;以解脂耶氏酵母ATCC 201249为出发菌株,导入了优化的木糖还原酶XYL1、木糖醇脱氢酶XYL2以及过表达的内源的木酮糖激酶XKS表达盒,得重组菌株1;向重组菌1导入达玛烯二醇合酶基因DS,原人参二醇合酶基因PPDS及细胞色素P450还原酶基因ATR1,得重组菌株2;向重组菌株2导入截断的甲羟戊酸途径中编码烟酰胺腺嘌呤二核苷酸‑羟甲基戊二酰辅酶A还原酶的基因tHMG1、鲨烯合酶的基因erg9和编码法尼烯焦磷酸合酶的erg20,得到重组菌株3。利用重组解脂耶氏酵母菌用木糖生产原人参二醇,摇瓶产量达到80.88mg/L。

Description

利用木糖生产原人参二醇的重组解脂耶氏酵母菌株及构建方 法和应用
技术领域
本发明涉及生物技术领域,尤其涉及利用木糖生产原人参二醇的重组解脂耶氏酵母菌株及构建方法和应用。
背景技术
原人参二醇(Protopanaxadiol,缩写为PPD)是人参、红参等中药中的重要活性成分,是达玛烷型人参皂苷的前体。现代医学研究表明,PPD具有抗氧化、抗肿瘤、抗炎症等生物活性,在冠心病,抗抑郁等方面也有出色的疗效。
由于人参中的PPD含量极少,不到人参干重的0.05%,因此,PPD的生产和制备主要来自于PPD型总皂苷的糖基水解、酶解获得,然而这类方法存在以下几个缺点。1)原料短缺。人参生长周期长,且易受到农药残留污染,导致产品品质无法满足国内外市场需求。2)人参提取物成分复杂,分离纯化成本较高。3)制备过程往往伴随着对环境的高污染。因此,利用合成生物学的方法,通过微生物发酵生产人参皂苷将从根本上解决上述问题。
解脂耶氏酵母作为一种GRAS(generally regarded as safe)非常规酵母,已有研究表明其适合作为萜类化合物生产底盘细胞。木糖是一种戊糖,是仅次于葡萄糖的木质纤维素水解产物中含量第二高的单糖。来源于林业、农业等的木质纤维素以及工业废料每年可达到1000亿吨,使这种生物质成为地球上最丰富的可再生资源,因此有效利用木质纤维素可有效的减少对能源和食物的需求。然而,由于碳分解代谢物的抑制作用,大多数微生物不能有效地从木质纤维素水解物中代谢木糖,这在很大程度上限制了木质纤维素的应用。因此,木糖的使用成为木质纤维素研究中的热点问题。在解脂耶氏酵母中已经有了许多使木糖作为底物的尝试。Ledesma-Amaro等设计了代谢木糖重组解脂耶氏酵母,成功得到了高达80g/L的柠檬酸。
然而,利用合成生物学方法在解脂耶氏酵母中代谢木糖来异源合成原人参二醇还未见报道。
发明内容
根据现有技术的复发展和目前存在的问题,本发明提出了利用木糖生产原人参二醇的重组解脂耶氏酵母菌株及构建方法和应用:
本发明的第一个目的是提供一种利用木糖生产原人参二醇的重组解脂耶氏酵母菌。
本发明的第二个目的是提供一种利用木糖生产原人参二醇的重组解脂耶氏酵母菌的构建方法。
本发明的第三个目的是提供一种利用木糖生产原人参二醇的重组解脂耶氏酵母菌发酵生产原人参二醇的应用。
本发明的技术方案概述如下:
一种生产利用木糖生产原人参二醇的重组解脂耶氏酵母菌株的构建方法,其特征是是包括如下步骤:
(1)将优化的木糖代谢基因木糖还原酶基因XYL1表达盒和木糖醇脱氢酶基因XYL2表
达盒,以及内源的木酮糖激酶基因XKS表达盒,同时导入解脂耶氏酵母,得到重组菌1;
木糖还原酶基因XYL1的核苷酸序列如SEQ ID NO.1所示。木糖醇脱氢酶基因XYL2的核苷酸序列如SEQ ID NO.2所示。木酮糖激酶基因XKS的核苷酸序列如SEQ ID NO.3所示。
(2)向所述重组解脂耶氏酵母菌1中导入优化的达玛烯二醇合酶编码基因DS表达盒、优化的原人参二醇合酶编码基因PPDS表达盒和优化的细胞色素-NADPH-还原酶1的编码基因表达盒,得到重组解脂耶氏酵母菌2;
所述优化的达玛烯二醇合酶编码基因DS的核苷酸序列如SEQ ID NO.4所示。所述优化的原人参二醇合酶编码基因PPDS的核苷酸序列如SEQ ID NO.5所示。所述优化的细胞色素-NADPH-还原酶1编码基因的核苷酸序列如SEQ ID NO.6所示。
(3)向所述重组解脂耶氏酵母菌2中导入截短5'端1500个核苷酸的编码3-羟基-3-甲基戊二酰辅酶A还原酶的基因tHMG1表达盒,法呢基焦磷酸合酶基因ERG20表达盒,鲨烯合酶的编码基因ERG9表达盒,得到重组解脂耶氏酵母菌3;
所述编码截短5'端1500个核苷酸的3-羟基-3-甲基戊二酰辅酶A还原酶的基因tHMG1的核苷酸序列如SEQ ID NO.7所示。所述法呢基焦磷酸合酶基因ERG20的核苷酸序列如SEQ ID NO.8所示。所述鲨烯合酶基因ERG9的核苷酸序列如SEQ ID NO.9所示。
上述方法制备的利用木糖生产原人参二醇的重组解脂耶氏酵母菌。
本发明提供一种利用木糖为唯一碳源,在YPX培养基摇瓶发酵后,进行酵母破壁提取进行检测,LC-MS用于原人参二醇的定性以及HPLC用于原人参二醇的定量,生产原人参二醇的重组解脂耶氏酵母菌发酵生产原人参二醇的应用。
本发明的优点:
实验证明,本发明的利用木糖生产原人参二醇的重组解脂耶氏酵母菌可以利用木糖生产原人参二醇,摇瓶产量达到80.88mg/L;首次尝试了在耶氏解脂酵母中利用木糖生产萜类化合物的研究,实现了对木糖的有效应用,并且证明了以耶氏解脂酵母为平台生产以乙酰辅酶A为前体的化合物,木糖比葡萄糖具有更大的优势及潜力。本发明成功构建的利用木糖生产原人参二醇的重组解脂耶氏酵母菌,为人工细胞利用木糖合成其他萜类化合物奠定了基础。
附图说明
图1:重组菌株1的构建方式图
图2:重组菌株2的构建方式图
图3:重组菌株3的构建方式图
具体实施方式
原料解脂耶氏酵母ATCC 201249,以下简称解脂耶氏酵母。
下面通过具体实施例对本发明作进一步的说明。
下面实施例中所使用的实验方法如无特殊说明,均为常规方法。
下述实施例中所用的材料、试剂等,如无特殊说明,均可从商业途径得到。
实施例1、解脂耶氏酵母重组菌株1的构建
向解脂耶氏酵母中导入优化的木糖还原酶基因XYL1表达盒和木糖醇脱氢酶基因XYL2表达盒,以及内源的木酮糖激酶基因XKS表达盒,得到重组解脂耶氏酵母菌1,所述优化的木糖还原酶基因XYL1的核苷酸序列如SEQ ID NO.1所示;所述优化的木糖醇脱氢酶基因XYL2的核苷酸序列如SEQ ID NO.2所示;所述木酮糖激酶基因XKS的核苷酸序列如SEQ IDNO.3所示;
一、模块构建
木糖还原酶(xylose reductase)基因(XYL1)和木糖醇脱氢酶(xylitoldehydrogenase)基因(XYL2)均来源于树干毕赤酵母(Pichia stipitis;),两个基因由武汉金开瑞生物工程有限公司通过化学合成的方法合成,并针对解脂耶氏酵母进行密码子优化,且对XYL1进行了突变(K270R/N272D),得到优化的木糖还原酶基因XYL1(SEQ ID NO.1)和木糖醇脱氢酶基因XYL2(SEQ ID NO.2)。
木酮糖激酶基因XKS(SEQ ID NO.3),Zetaup(SEQ ID NO.10),Pexp(SEQ IDNO.11),xpr2t(SEQ ID NO.12),Pgpd1(SEQ ID NO.13),lip2t(SEQ ID NO.14),Ptef1(SEQID NO.15),cyc1t(SEQ ID NO.16),Zetad(SEQ ID NO.17)均来自解脂耶氏酵母ATCC201249基因组,筛选标记基因leu2(SEQ ID NO.18)来源于质粒pINA1269(参考文献:Catherine Madzak et al.J.Mol.Microbiol.Biotechnol.2000,2(2):207-216;)
以解脂耶氏酵母ATCC201249基因组为模板,以Zetaup-F,Zetaup-R-Pexp为引物,扩增基因Zetaup;
以Zetaup-Pexp-F(SEQ ID NO.19)为上引,Pexp-R-XYL1(SEQ ID NO.20)为下引,扩增Pexp片段;以tef1p-XKS-F(SEQ ID NO.21)为上引,XKS-R-cyc1t(SEQ ID NO.22)为下引,扩增XKS片段;以Pexp-XYL1-F(SEQ ID NO.23)为上引,XYL1-R-xpr2t(SEQ ID NO.24)为下引,扩增得到片段XYL1;XYL1-xpr2t-F(SEQ ID NO.25)为上引,以xpr2t-R-Pgpd1(SEQ IDNO.26)为下引,扩增出xpr2t;将得到得四个片段融合得到模块Zetaup-Pexp-XYL1-XPR2t,模块以Zetaup-Pexp-F,XPR2t-RPgpd1为引物PCR扩增。
以xpr2t-Pgpd1-F(SEQ ID NO.27)为上引,Pgpd1-R-XYL2(SEQ ID NO.28)为下引,扩增Pgpd1;以Pgpd1-XYL2-F(SEQ ID NO.29)为上引,XYL2-R-lip2t(SEQ ID NO.30)为下引,扩增XYL2;XYL2-lip2t-F(SEQ ID NO.31)为上引,lip2t-R-tef1p(SEQ ID NO.32)为下引,扩增lip2t,将这三个单独的片段回收后融合,并以xpr2t-Pgpd1-F,lip2t-R-tef1p为引物得到模块Pgpd1-XYL2-lip2t。
lip2t-Ptef1-F(SEQ ID NO.33)为上引,Ptef1-R-XKS(SEQ ID NO.34)为下引,扩增得到Ptef1;Ptef1-XKS-F(SEQ ID NO.35)为上引,XKS-R-cyc1t(SEQ ID NO.36)为下引,扩增XKS;XKS-cyc1t-F(SEQ ID NO.37)为上引,cyc1t-R-Leu2(SEQ ID NO.38)为下引,扩增cyc1t;将DNA片段融合,以lip2t-tef1p-F,cyc1t-R-Leu2为引物,扩增获得模块Ptef1-XKS-cyc1t。
cyc1t-Leu2-F(SEQ ID NO.39)为上引,Leu2-R-Zetad(SEQ ID NO.40)为下引,扩增得到Leu2;Leu2-Zetad-F(SEQ ID NO.41)为上引,Zetad-R(SEQ ID NO.42)为下引,扩增得到Zetad,两个DNA片段融合,以cyc1t-Leu2-F,Zetad-R为引物,PCR扩增得到Leu2-Zetad。
本发明所用PCR酶为南京诺唯赞生物科技有限公司的
Figure BDA0002497319560000031
Max Super-Fidelity聚合酶。50μL的PCR扩增体系如下:DNA模板,1μL;前引(10μM)和后引(10μM)各2μL;dNTP(10mM),1μL;2×Phanta Max Buffer,25μL;
Figure BDA0002497319560000033
Max Super-Fidelity聚合酶,1μL;最后用双蒸水补齐50μL。在PCR仪上设置扩增程序。扩增条件为95℃预变性4min(1个循环);95℃变性15sec、退火60℃15sec、72℃延伸1min(34个循环);72℃延伸5min(1个循环)。
本发明所用融合PCR体系如下:DNA片段总量800ng,摩尔比1:1;dNTP(10mM),1μL;2×Phanta Max Buffer,25μL;
Figure BDA0002497319560000032
Max Super-Fidelity聚合酶,1μL;最后用双蒸水补齐50μL。在PCR仪上设置扩增程序。扩增条件为95℃预变性4min(1个循环);95℃变性15sec、60℃退火30sec、72℃延伸1min(11个循环),72℃延伸5min(1个循环)。重组菌1构建方式如图1所示。
二、解脂耶氏酵母转化
初始菌株解脂耶氏酵母ATCC 201249在YPX培养基中培养12h后取300μL加入至3mL新鲜YPX培养基中,培养6h。5000rpm离心5min,收集菌体,弃上清,用灭菌的ddH2O洗涤菌体,在5000rpm离心5min,收集菌体,弃上清。然后将1mL 100mM的醋酸锂加入菌体中,轻轻吹打使细胞悬浮均匀,室温下放置5min后在4000rpm常温离心5min,收集菌体,制备酵母感受态细胞。转化混合体系包括240μL PEG(50%W/V),36μL 1.0M醋酸锂,10μL ss-DNA,转化片段分Zetaup-Pexp-XYL1-xpr2t,Pgpd1-XYL2-lip2t,Ptef1-XKS-cyc1t,Leu2-Zetad片段各1μg。最后用灭菌的ddH2O补齐至360μL。按上述顺序将各项依次加入刚制备的解脂耶氏酵母感受态细胞中,用移液枪吹打均匀,在42℃水浴放置30min,4000rpm离心2min,弃上清后加入1mLYPX液体培养基,30℃220rpm培养2h。然后4000rpm常温离心5min,弃上清,无菌水洗涤2次,最后用100μL无菌水重悬细胞,涂缺失leu的平板进行筛选。筛选培养条件为30℃,培养48h以上。挑取转化子过夜培养,提基因组,并PCR验证,得到正确目的片段的为正确克隆,命名为重组解脂耶氏酵母菌1。
实施例2、重组解脂耶氏酵母菌株2的构建
向所述重组解脂耶氏酵母酵母菌2中导入优化的达玛烯二醇合酶编码基因DS表达盒、优化的原人参二醇合酶编码基因PPDS表达盒和优化的细胞色素-NADPH-还原酶1的编码基因表达盒,得到利用木糖生产原人参二醇的重组解脂耶氏菌2。
所述的达玛烯二醇合酶编码基因(DS)来源于植物人参(Panax ginseng),基因由武汉金开瑞生物工程有限公司通过化学合成的方法合成,并针对解脂耶氏酵母进行密码子优化,得到优化的达玛烯二醇合酶编码基因DS(SEQ ID NO.4);
所述的原人参二醇合酶编码基因PPDS来源于植物人参(Panax ginseng),基因由武汉金开瑞生物工程有限公司通过化学合成的方法合成,并针对解脂耶氏酵母进行密码子优化,得到优化的原人参二醇合酶编码基因PPDS,其核苷酸序列如SEQ ID NO.5所示;
所述的细胞色素-NADPH-还原酶1的编码基因AtCPR1来源于拟南芥(Arabidopsisthaliana),基因由武汉金开瑞生物工程有限公司通过化学合成的方法合成,并针对解脂耶氏酵母进行密码子优化,优化的细胞色素-NADPH-还原酶1编码基因的核苷酸序列用SEQ IDNO.6所示;
一、模块构建
基因rDNA-up(SEQ ID NO.43),Ptef1(SEQ ID NO.15),xpr2t(SEQ ID NO.12),Pexp1(SEQ ID NO.11),mig1t(SEQ ID NO.44),Pgpd1(SEQ ID NO.13);lip2t(SEQ IDNO.14),rDNA-down(SEQ ID NO.45)均来自解脂耶氏酵母ATCC 201249基因组,筛选标记基因ura3(SEQ ID NO.46)来自质粒pURA3(参考文献:Production of TriterpeneGinsenoside Compound K in the Non-conventional Yeast Yarrowia lipolytica,Journal of Agricultural and Food Chemistry,2019)。
以rDNAup-F(SEQ ID NO.47),rDNAup-R-Ptef1(SEQ ID NO.48)为引物,扩增rDNAup片段;以Ptef1-F-rDNAup(SEQ ID NO.49),Ptef1-R-DS(SEQ ID NO.50)为引物,扩增Ptef1片段;以DS-F-Ptef1(SEQ ID NO.51),xpr2t-F-DS(SEQ ID NO.52)为引物,扩增DS片段;以xpr2t-F-DS(SEQ ID NO.53),xpr2t-R-Pexp1(SEQ ID NO.54)为引物,扩增xpr2t片段;将rDNAup,Ptef1,DS,xpr2t四个片段融合,以rDNAup-F,xpr2t-R-Pexp1为引物,扩增融合片段,得到rDNAup-Ptef1-DS-xpr2t模块。
以Pexp1-F-xpr2t(SEQ ID NO.55),Pexp1-R-PPDS(SEQ ID NO.56)为引物,扩增Pexp1片段;以PPDS-F-Pexp1(SEQ ID NO.57),Pexp1-R-PPDS(SEQ ID NO.58)为引物,扩增PPDS片段;以mig1t-F-PPDS(SEQ ID NO.59),mig1t-R-Pgpd1(SEQ ID NO.60)为引物,扩增mig1t片段;将Pexp1,PPDS,mig1t三个片段融合PCR,以Pexp1-F-xpr2t,mig1t-R-Pgpd1为引物,扩增融合片段,得到Pexp1-PPDS-mig1t模块。
以Pgpd1-F-mig1t(SEQ ID NO.61),Pgpd1-R-ATR1(SEQ ID NO.62)为引物,扩增Pgpd1片段;以ATR1-F-Pgpd1(SEQ ID NO.63),ATR1-R-lip2t(SEQ ID NO.64)为引物,扩增ATR1片段;以lip2t-F-ATR(SEQ ID NO.65),lip2t-R-LUL(SEQ ID NO.66)为引物,扩增lip2t片段;将Pgpd1,ATR1,lip2t三个片段融合PCR,以Pgpd1-F-mig1t,lip2t-RLUL为引物,扩增融合片段,得到Pgpd1-ATR1-lip2t模块。
LoxP序列((SEQ ID NO.67))由人工合成将其加于ura3序列两端,以lip2t-LUL-F(SEQ ID NO.68),LUL-R-rDNAdown(SEQ ID NO.69)为引物,扩增LoxP-ura3-LoxP(LUL)片段(带有LoxP位点的ura3标记基因);以LUL-rDNAdown-F(SEQ ID NO.70),rDNAdown-R(SEQ IDNO.71)为引物,扩增下游同源臂rDNAdown,通过融合片段LUL和rDNAdown,得到LUL-rDNAdown模块。
本发明所用PCR酶为南京诺唯赞生物科技有限公司的
Figure BDA0002497319560000041
Max Super-Fidelity聚合酶。50μL的PCR扩增体系如下:DNA模板,1μL;前引(10μM)和后引(10μM)各2μL;dNTP(10mM),1μL;2×Phanta Max Buffer,25μL;
Figure BDA0002497319560000042
Max Super-Fidelity聚合酶,1μL;最后用双蒸水补齐50μL。在PCR仪上设置扩增程序。扩增条件为95℃预变性4min(1个循环);95℃变性15sec、退火60℃15sec、72℃延伸1min(34个循环);72℃延伸5min(1个循环)。
本发明所用融合PCR体系如下:DNA片段总量800ng,摩尔比1:1;dNTP(10mM),1μL;2×Phanta Max Buffer,25μL;
Figure BDA0002497319560000043
Max Super-Fidelity聚合酶,1μL;最后用双蒸水补齐50μL。在PCR仪上设置扩增程序。扩增条件为95℃预变性4min(1个循环);95℃变性15sec、60℃退火30sec、72℃延伸1min(11个循环),72℃延伸5min(1个循环)。重组菌2构建方式如图2所示。
二、解脂耶氏酵母转化
将重组解脂耶氏酵母菌1在YPX培养基中培养12h后取300μL加入至3mL新鲜YPX培养基中,培养6h。5000rpm离心5min,收集菌体,弃上清,用灭菌的ddH2O洗涤菌体,在5000rpm离心5min,收集菌体,弃上清。然后将1mL 100mM的醋酸锂加入菌体中,轻轻吹打使细胞悬浮均匀,室温下放置5min后在4000rpm常温离心5min,收集菌体,制备酵母感受态细胞。转化混合体系包括240μL PEG(50%W/V),36μL 1.0M醋酸锂,10μL ss-DNA,转化片段分rDNAup-Ptef1-DS-xpr2t,Pexp1-PPDS-mig1t,Pgpd1-ATR1-lip2t,LUL-rDNAdown片段各1μg。最后用灭菌的ddH2O补齐至360μL。按上述顺序将各项依次加入刚制备的解脂耶氏酵母感受态细胞中,用移液枪吹打均匀,在42℃水浴放置30min,4000rpm离心2min,弃上清后加入1mLYPX液体培养基,30℃220rpm培养2h。然后4000rpm常温离心5min,弃上清,无菌水洗涤2次,最后用100μL无菌水重悬细胞,涂缺失leu,ura的平板进行筛选。筛选培养条件为30℃,培养48h以上。挑取转化子过夜培养,提基因组,并PCR验证,得到正确目的片段的为正确克隆,命名为重组解脂耶氏酵母菌2。
实施例3、重组解脂耶氏酵母菌3的构建
向所述用木糖生产原人参二醇的重组菌株2中导入截短5'端1500个核苷酸的编码3-羟基-3-甲基戊二酰辅酶A还原酶的基因tHMG1表达盒,法呢基焦磷酸合酶基因ERG20表达盒,鲨烯合酶的编码基因ERG9表达盒,得到利用木糖生产原人参二醇的重组解脂耶氏菌3;
所述编码3-羟基-3-甲基戊二酰辅酶A还原酶的基因tHMG1的核苷酸序列如SEQ IDNO.7所示,所述法呢基焦磷酸合酶基因ERG20的核苷酸序列如SEQ ID NO.8所示;所述鲨烯合酶基因ERG9的核苷酸序列如SEQ ID NO.9所示。
一、模块构建
基因POX1A(SEQ ID NO.72),Pfbain(SEQ ID NO.73),xpr2t(SEQ ID NO.12),Pexp1(SEQ ID NO.11),lip2t(SEQ ID NO.14),Pgpd1(SEQ ID NO.13),cyc1t(SEQ IDNO.16),POX1B(SEQ ID NO.74)均来自解脂耶氏酵母ATCC 201249基因组。
以POX1A-F(SEQ ID NO.75),POX1A-R-Pfbain(SEQ ID NO.76)为引物,扩增POX1A;以POX1A-Pfbain-F(SEQ ID NO.77),Pfbain-R-tHMG1(SEQ ID NO.78)为引物,扩增Pfbain;以Pfbain-tHMG1-F(SEQ ID NO.79),tHMG1-R-xpr2t(SEQ ID NO.80)为引物,扩增tHMG1片段;将纯化回收得到的三个片段融合,并以POX1A-F,Pfbain-R-tHMG1为引物,扩增得到POX1A-Pfbain-tHMG1模块。
以tHMG1-xpr2t-F(SEQ ID NO.81),xpr2t-R-Pexp1(SEQ ID NO.82)为引物,扩增xpr2t;以xpr2t-Pexp1-F(SEQ ID NO.83),Pexp1-R-erg9(SEQ ID NO.84)为引物,扩增Pexp1;以Pexp1-erg9-F(SEQ ID NO.85),erg9-R-lip2t(SEQ ID NO.86)为引物,扩增erg9;以erg9-lip2t-F(SEQ ID NO.87),lip2t-R-Pgpd1(SEQ ID NO.88)为引物,扩增lip2t;将得到的四个片段融合PCR后,以tHMG1-xpr2t-F,lip2t-R-Pgpd1为引物扩增得到xpr2t-Pexp1-erg9-lip2t模块。
以lip2t-Pgpd1-F(SEQ ID NO.89),Pgpd1-R-erg20(SEQ ID NO.90)为引物,扩增启动子Pgpd1;以Pgpd1-erg20-F(SEQ ID NO.91),erg20-R-cyc1t(SEQ ID NO.92)为引物,扩增erg20;以erg20-cyc1t-F(SEQ ID NO.93),cyc1t-R-LUL(SEQ ID NO.94)为引物,扩增cyc1t,得到的三个片段融合扩增得到Pgpd1-erg20-cyc1t模块。
LUL-POX1B-F(SEQ ID NO.95)为上引,POX1B-R(SEQ ID NO.96)为下引,扩增同源臂POX1B,以LUL-rDNAdown模块为模板,以cyc1t-LUL-F(SEQ ID NO.97)为上引,LUL-R-POX1B(SEQ ID NO.98)为下引,扩增LUL;,将两个片段融合并以cyc1t-LUL-F,POX1B-R为引物扩增得到模块LUL-POX1B。
本发明所用PCR酶为南京诺唯赞生物科技有限公司的
Figure BDA0002497319560000051
Max Super-Fidelity聚合酶。50μL的PCR扩增体系如下:DNA模板,1μL;前引(10μM)和后引(10μM)各2μL;dNTP(10mM),1μL;2×Phanta Max Buffer,25μL;
Figure BDA0002497319560000052
Max Super-Fidelity聚合酶,1μL;最后用双蒸水补齐50μL。在PCR仪上设置扩增程序。扩增条件为95℃预变性4min(1个循环);95℃变性15sec、退火60℃15sec、72℃延伸1min(34个循环);72℃延伸5min(1个循环)。
本发明所用融合PCR体系如下:DNA片段总量800ng,摩尔比1:1;dNTP(10mM),1μL;2×Phanta Max Buffer,25μL;
Figure BDA0002497319560000053
Max Super-Fidelity聚合酶,1μL;最后用双蒸水补齐50μL。在PCR仪上设置扩增程序。扩增条件为95℃预变性4min(1个循环);95℃变性15sec、60℃退火30sec、72℃延伸1min(11个循环),72℃延伸5min(1个循环)。重组菌3构建方式如图3所示。
二、解脂耶氏酵母转化
将重组解脂耶氏酵母菌2在YPX培养基中培养12h后取300μL加入至3mL新鲜YPX培养基中,培养6h。5000rpm离心5min,收集菌体,弃上清,用灭菌的ddH2O洗涤菌体,在5000rpm离心5min,收集菌体,弃上清。然后将1mL 100mM的醋酸锂加入菌体中,轻轻吹打使细胞悬浮均匀,室温下放置5min后在4000rpm常温离心5min,收集菌体,制备酵母感受态细胞。转化混合体系包括240μL PEG(50%W/V),36μL 1.0M醋酸锂,10μL ss-DNA,转化片段分POX1A-Pfbain-tHMG1,xpr2t-Pexp1-erg9-lip2t,Pgpd1-erg20-cyc1t,LUL-POX1B片段各1μg。最后用灭菌的ddH2O补齐至360μL。按上述顺序将各项依次加入刚制备的解脂耶氏酵母感受态细胞中,用移液枪吹打均匀,在42℃水浴放置30min,4000rpm离心2min,弃上清后加入1mLYPX液体培养基,30℃220rpm培养2h。然后4000rpm常温离心5min,弃上清,无菌水洗涤2次,最后用100μL无菌水重悬细胞,涂缺失leu,ura的平板进行筛选。筛选培养条件为30℃,培养48h以上。挑取转化子过夜培养,提基因组,并PCR验证,得到正确目的片段的为正确克隆,命名为重组解脂耶氏酵母菌3。
实施例4、重组解脂耶氏酵母菌生产原人参二醇
(1)重组菌培养及产物提取
首先将实施例1、2、3中得到的重组菌1,重组菌2,重组菌3,连同ATCC 201249,在固体筛培养基上活化;然后将各个重组菌接种到试管YPX液体培养基中,过夜培养,待OD600长到约为4.0,接种到含30mLYPX培养基的摇瓶中进行摇瓶发酵,使初始OD600为0.05。发酵条件为30℃,220rpm,培养4天。发酵结束后,取1mL发酵液,加入1/2体积石英砂,400μL正丁醇,剧烈振荡30min,进行酵母破壁提取,通过14000rpm离心10min。收集上清正丁醇相进行检测,样品需要将上清过0.22mm有机膜后备用。发酵培养基为YPX液体培养基,其中各组分及其终浓度如下:终浓度为2%(质量百分比)的木糖,2%(质量百分比)的蛋白胨,1%(质量百分比)的酵母浸粉,用水补足体积。
(2)LC-MS鉴定原人参二醇
原人参二醇的定性用LC-MS进行。液相色谱条件:进样量5μL,安捷伦ZORBAX SB-Aq;流动相为90%乙腈,流速:0.2mL/min。质谱条件:雾化气和干燥气都为N2;碰撞电压:-70V;喷雾电压:3.8kV;离子源:APCI;离子源温度:120℃;脱溶温度:300℃;柱后流出物导入离子源速率:5μL/min;质谱扫描质量数范围:200-1000Da。
原人参二醇的定量用HPLC进行,液相色谱条件:进样量20μL,安捷伦ZORBAX SB-Aq;流动相为甲醇:乙腈=4:6,流速:1mL/min。原人参二醇标准品购自北京索莱宝科技有限公司(www.solarbio.cn)。
(3)结果
如表1所示:解脂耶氏酵母ATCC 201249以及重组菌1没有合成原人参二醇;重组菌1在整合原人参二醇表达盒后得到重组菌2,以木糖为碳源,摇瓶发酵生产得到18.18mg/L原人参二醇;重组菌3进一步过表达截短5'端1500个核苷酸的编码3-羟基-3-甲基戊二酰辅酶A还原酶的基因tHMG1表达盒,法呢基焦磷酸合酶基因ERG20表达盒,鲨烯合酶的编码基因ERG9表达盒后,木糖为碳源,摇瓶发酵生产得到80.88mg/L原人参二醇,原人参二醇产量明显提高,实现了解脂耶氏酵母以木糖为唯一碳源,发酵生产得到原人参二醇,为解脂耶氏酵母利用木糖生产其他萜类天然产物奠定了基础。
各重组菌株发酵生产原人参二醇的能力详见表1。
表1重组菌株生产原人参二醇能力
菌名 原人参二醇产量(mg/L)
解脂耶氏酵母ATCC201249 0
重组菌1 0
重组菌2 18.18
重组菌3 80.88
本发明公开和提出的技术方案,本领域技术人员可通过借鉴本文内容,适当改变条件路线等环节实现,尽管本发明的方法和制备技术已通过较佳实施例子进行了描述,相关技术人员明显能在不脱离本发明内容、精神和范围内对本文所述的方法和技术路线进行改动或重新组合,来实现最终的制备技术。特别需要指出的是,所有相类似的替换和改动对本领域技术人员来说是显而易见的,他们都被视为包括在本发明精神、范围和内容中。
序列表
<110> 天津大学
<120> 利用木糖生产原人参二醇的重组解脂耶氏酵母菌株及构建方法和应用
<160> 98
<170> SIPOSequenceListing 1.0
<210> 1
<211> 957
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 1
atgccctcta tcaagctgaa ctctggctac gacatgcccg ccgtcggctt cggctgctgg 60
aaggtggacg tggacacctg ttctgagcag atctaccgag ccatcaagac cggctaccga 120
ctgttcgacg gcgccgagga ctacgccaac gagaagctgg tcggagccgg cgtgaagaag 180
gccatcgacg agggcatcgt gaagcgagag gacctgttcc tgacctctaa gctgtggaac 240
aactaccacc atcctgacaa cgtcgagaag gccctgaacc gaactctgtc tgacctccag 300
gtggactacg tggacctgtt tctcattcac ttccccgtga ccttcaagtt cgtgcccctg 360
gaagagaagt accctcctgg cttctactgc ggcaagggcg acaacttcga ctacgaggac 420
gtgcccatcc tcgagacttg gaaggccctc gagaagctcg tgaaggccgg caagatccga 480
tctatcggcg tgtctaactt ccccggtgct ctgctgctgg acctgctgcg aggcgccacc 540
atcaagccct ctgtgctgca ggtcgagcat cacccctact tgcagcagcc ccgactgatc 600
gagttcgctc agtcccgagg aatcgccgtg accgcctact cttcgttcgg accccagtct 660
ttcgtcgagc tgaaccaggg acgagccctg aacacctcgc ctctgttcga gaacgagact 720
atcaaggcca ttgccgccaa gcacggcaag tctcccgctc aggtgctgct ccgatggtcc 780
tctcagcgag gcattgccat cattccccga tctgacaccg tgcctcgact gctcgagaac 840
aaggacgtga actctttcga cctggacgag caggacttcg ccgacattgc caagctggac 900
atcaacctgc gattcaacga cccctgggac tgggacaaga tccccatctt cgtgtaa 957
<210> 2
<211> 1092
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 2
atgactgcta acccctctct ggtgctgaac aagatcgacg acatctcttt cgagacttac 60
gacgctcccg agatctctga gcccaccgac gtgctggtgc aggtcaagaa gaccggcatc 120
tgcggctctg acatccactt ctacgcccac ggccgaatcg gcaacttcgt gctgaccaag 180
cctatggtgc tgggccacga gtctgccggc accgtggtcc aggtcggcaa gggcgtgacc 240
tctctgaagg tgggcgacaa cgtggctatc gagcccggca ttccctctcg attctctgac 300
gagtacaagt ctggccacta caacctgtgt cctcacatgg ccttcgccgc tactcccaac 360
tctaaggaag gcgagcccaa ccctcctggc actctgtgca agtacttcaa gtctcccgag 420
gacttcctgg tgaagctgcc cgaccatgtg tctctcgagc tgggcgccct ggtcgagccc 480
ctgtctgtgg gagtgcacgc ctctaagctg ggctctgtgg ccttcggaga ctacgtggcc 540
gtgttcggcg ctggccccgt gggcctgctg gccgctgccg tggccaagac cttcggcgcc 600
aagggcgtca tcgtggtgga catcttcgac aacaagctga agatggccaa ggacatcggc 660
gctgctaccc acaccttcaa ctccaagacc ggcggatctg aggaactgat caaggctttc 720
ggcggcaacg tgcccaacgt ggtgctcgag tgcaccggcg ctgagccctg catcaagctc 780
ggcgtggacg ctatcgctcc cggcggacga ttcgtgcagg tcggaaacgc cgctggaccc 840
gtgtctttcc ccatcaccgt gttcgccatg aaggaactga ccctgttcgg ctctttccga 900
tacggcttca acgactacaa gaccgccgtg ggcattttcg acaccaacta ccagaacggc 960
cgagagaacg ctcccatcga cttcgagcag ctgatcaccc accgatacaa gttcaaggac 1020
gccatcgagg cctacgacct ggtgcgagcc ggaaagggcg ccgtgaagtg cctgatcgac 1080
ggccccgagt aa 1092
<210> 3
<211> 1623
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 3
atgtatctcg gactggatct ttcgactcaa cagctcaagg gcatcattct ggacacaaaa 60
acgctggaca cggtcacaca agtccatgtg gactttgagg acgacttgcc gcagttcaac 120
accgaaaagg gcgtctttca cagctctaca gtggccggag aaatcaatgc tcctgtggca 180
atgtgggggg cagctgtgga cttgctgata gagcgtctgt caaaggaaat agacctttcc 240
acgatcaagt ttgtgtcggg ctcgtgccag caacacggct ctgtttatct caacagcagc 300
tacaaggagg gcctgggttc tctggacaaa cacaaagact tgtctacagg agtgtcatcc 360
ttactggcgc tcgaagtcag ccccaattgg caggatgcaa gcacggagaa ggagtgtgcg 420
cagtttgagg ctgcagtcgg cggtcccgag cagctggctg agatcactgg ctctcgagca 480
catactcgtt tcaccgggcc ccagattctc aaggtcaagg aacgcaaccc caaggtattc 540
aaggccacgt cacgggtcca gctcatatcc aactttctag catctctgtt tgccggcaag 600
gcgtgcccct ttgatcttgc tgacgcctgt ggaatgaatc tgtgggacat ccagaatggc 660
cagtggtgca agaaactcac agatctcatc accgatgaca cccactcggt cgagtccctc 720
cttggagacg tggaaacaga ccccaaggct ctactgggca aaatctcgcc ctatttcgtc 780
tccaagggct tctctccctc ttgtcaggtg gcacagttca caggcgacaa cccaggcact 840
atgctggctc tccccttaca ggccaatgac gtgattgtgt ctttgggaac atctacgacc 900
gccctcgtcg taacaaacaa gtacatgccc gaccccggat accatgtgtt caaccacccc 960
atggagggat acatgggcat gctgtgctac tgcaacggag gtctagcacg agagaagatc 1020
cgagacgagc ttggaggctg ggacgagttt aatgaggcgg ccgagaccac caacacagtg 1080
tctgctgacg atgtccatgt tggcatctac tttccactac gagaaatcct tcctcgagca 1140
ggtccctttg aacgacgttt catctacaac agacaaagtg aacagcttac agagatggct 1200
tctccagagg actcactggc aaccgaacac aaaccgcagg ctcaaaatct caaggacacg 1260
tggccgccac aaatggacgc cactgccatc attcaaagcc aggccctcag tatcaaaatg 1320
agactccaac gcatgatgca tggcgatatt ggaaaggtgt attttgtggg aggcgcctcg 1380
gtcaacactg ctatctgcag cgtaatgtct gccatcttaa aaccaacaaa gggcgcttgg 1440
agatgtggtc tggaaatggc aaacgcttgt gccattggaa gtgcccatca cgcctggctt 1500
tgcgacccca acaagacagg ccaggtacag gttcacgaag aagaggtcaa atacaagaat 1560
gtggacacag acgtgctact caaggcgttc aagctggccg aaaacgcctg cctggagaaa 1620
taa 1623
<210> 4
<211> 2310
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 4
atgtggaagc tgaaggtcgc ccagggtaac gacccttacc tgtactccac caacaacttc 60
gtcggccgac agtactggga gttccagccc gacgccggca cccccgagga gcgagaggag 120
gtcgagaagg cccgaaagga ttacgtcaac aacaagaagc tgcacggcat ccacccctgc 180
tctgatatgc tgatgcgacg acagctgatc aaggagtccg gcatcgacct gctgtccatc 240
ccccctctgc gactggacga gaacgagcag gttaactacg acgccgtcac caccgctgtc 300
aagaaggctc tgcgactgaa ccgagccatc caggctcatg acggtcactg gcctgctgag 360
aacgctggtt ctctgctgta caccccccct ctgatcatcg ctctgtacat ctccggcacc 420
atcgacacca tcctgaccaa gcagcacaag aaggagctga tccgattcgt ctacaaccac 480
cagaacgagg acggcggttg gggttcctac atcgagggtc attccaccat gatcggctcc 540
gtcctgtcct acgtcatgct gcgactgctg ggtgagggtc tggctgagtc cgacgacggt 600
aacggtgctg ttgagcgagg tcgaaagtgg atcttggacc acggcggtgc tgctggtatc 660
ccttcctggg gtaagaccta cctggccgtt ctgggtgtct acgagtggga gggttgcaac 720
cctctgcctc ctgagttctg gctgttccct tcctccttcc ccttccaccc tgctaagatg 780
tggatctact gccgatgcac ctacatgccc atgtcctacc tgtacggcaa gcgataccac 840
ggccctatca ccgatctggt cctgtctctg cgacaggaga tctacaacat cccctacgag 900
cagatcaagt ggaaccagca gcgacacaac tgctgcaagg aggacctgta ctacccccac 960
accctggttc aggacctggt ttgggacggt ctgcactact tctccgagcc tttcctgaag 1020
cgatggccct tcaacaagct gcgaaagcga ggcctgaagc gagtcgttga gctgatgcga 1080
tacggcgcta ccgagactcg attcatcacc accggcaacg gcgagaaggc tctgcagatt 1140
atgtcctggt gggccgagga ccctaacggt gacgagttta agcaccacct ggcccgaatc 1200
cccgactttc tgtggatcgc tgaggacggt atgaccgtcc agtccttcgg ttcccagctg 1260
tgggattgca tcctggctac ccaggctatc atcgccacca acatggtcga ggagtacggc 1320
gattccctga agaaggccca cttcttcatc aaggagtccc agatcaagga gaacccccga 1380
ggtgacttcc tgaagatgtg ccgacagttc accaagggcg cctggacctt ttccgaccag 1440
gatcatggct gcgtcgtctc tgactgcacc gctgaggctc tgaagtgcct gctgctgctg 1500
tctcagatgc cccaggatat cgtcggcgag aagcctgagg tcgagcgact gtacgaggct 1560
gttaacgtcc tgctgtacct gcagtcccga gtctctggtg gtttcgctgt ctgggagcct 1620
cctgttccta agccttacct ggagatgctg aacccctccg agatcttcgc cgacatcgtc 1680
gttgagcgag agcacatcga gtgcaccgct tctgtcatca agggcctgat ggccttcaag 1740
tgcctgcacc ctggtcaccg acagaaggag atcgaggact ccgtcgctaa ggccatccga 1800
tacctggagc gaaaccagat gcccgacggt tcttggtacg gcttctgggg tatctgcttc 1860
ctgtacggca ccttcttcac cctgtccggt ttcgcttccg ccggtcgaac ctacgataac 1920
tccgaggctg tccgaaaggg cgtcaagttc ttcctgtcca cccagaacga ggagggcggt 1980
tggggtgagt ccctggagtc ctgcccttcc gagaagttca cccctctgaa gggcaaccga 2040
accaacctgg tccagacctc ttgggctatg ctgggtctga tgttcggcgg tcaggctgag 2100
cgagatccta ctcctctgca ccgagctgct aagctgctga tcaacgccca gatggacaac 2160
ggcgacttcc ctcagcagga gatcaccggt gtctactgca agaactccat gctgcactac 2220
gccgagtacc gaaacatctt ccccctgtgg gccctgggtg agtaccgaaa gcgagtttgg 2280
ctgcccaagc accagcagct gaagatctaa 2310
<210> 5
<211> 1449
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 5
atggtcctgt tcttctccct gtccctgctg ctgctgcctc tgctgctgct gtttgcttac 60
ttctcctaca ccaagcgaat cccccagaag gagaacgact ccaaggcccc cctgcctcct 120
ggtcagaccg gttggcctct gattggtgag accctgaact acctgtcctg cgtcaagtcc 180
ggcgtctctg agaacttcgt caagtaccga aaggagaagt actcccccaa ggtcttccga 240
acctccctgc tgggtgagcc tatggctatc ctgtgcggtc ctgagggtaa caagttcctg 300
tactccaccg agaagaagct ggtccaggtc tggttcccct cctctgttga gaagatgttc 360
ccccgatccc acggcgagtc taacgctgac aacttctcca aggtccgagg caagatgatg 420
ttcctgctga aggtcgatgg catgaagaag tacgtcggcc tgatggaccg agtcatgaag 480
cagttcctgg agaccgactg gaaccgacag cagcagatca acgtccacaa caccgtcaag 540
aagtacaccg tcaccatgtc ctgccgagtc ttcatgtcca tcgacgacga ggagcaggtc 600
acccgactgg gttcctccat tcagaacatc gaggccggcc tgctggctgt ccctatcaac 660
attcccggca ccgctatgaa ccgagccatc aagaccgtca agctgctgac ccgagaggtc 720
gaggctgtta tcaagcagcg aaaggtcgat ctgctggaga acaagcaggc ctcccagcct 780
caggatctgc tgtcccacct gctgctgact gctaaccagg acggtcagtt cctgtccgag 840
tccgatatcg cctcccacct gatcggtctg atgcagggtg gttacaccac cctgaacggc 900
actatcacct tcgtcctgaa ctacctggcc gagttccccg atgtctacaa ccaggtcctg 960
aaggagcagg tcgagatcgc taactccaag caccccaagg agctgctgaa ctgggaggat 1020
ctgcgaaaga tgaagtactc ctggaacgtc gcccaggagg tcctgcgaat tatccctcct 1080
ggcgtcggta ctttccgaga ggctatcacc gacttcacct acgccggtta cctgatcccc 1140
aagggttgga agatgcacct gatcccccac gacacccaca agaaccctac ctacttcccc 1200
tcccccgaga agttcgaccc tactcgattc gagggcaacg gccctgctcc ttacactttc 1260
acccccttcg gcggtggtcc tcgaatgtgc cctggtattg agtacgcccg actggtcatc 1320
ctgatcttca tgcacaacgt cgtcaccaac ttccgatggg agaagctgat ccccaacgag 1380
aagatcctga ccgaccccat cccccgattc gctcacggtc tgcctatcca tctgcaccct 1440
cacaactaa 1449
<210> 6
<211> 2079
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 6
atgacctccg ctctgtacgc ttccgacctg ttcaagcagc tgaagtccat catgggcacc 60
gactccctgt ccgatgacgt tgttctggtc atcgccacca cctccctggc cctggtcgcc 120
ggcttcgtcg tcctgctgtg gaagaagacc accgctgacc gatccggtga gctgaagccc 180
ctgatgatcc ctaagtccct gatggccaag gacgaggacg acgatctgga cctgggttct 240
ggtaagaccc gagtctccat cttcttcggc acccagaccg gtactgccga gggcttcgcc 300
aaggccctgt ccgaggagat caaggcccga tacgagaagg ccgctgtcaa ggttatcgac 360
ctggacgact acgccgccga tgatgatcag tacgaggaga agctgaagaa ggagaccctg 420
gccttcttct gcgtcgctac ttacggcgac ggcgagccca ccgacaacgc cgcccgattc 480
tacaagtggt tcaccgagga gaacgagcga gacatcaagc tgcagcagct ggcttacggc 540
gtcttcgccc tgggcaaccg acagtacgag catttcaaca agatcggcat cgtcctggac 600
gaggagctgt gtaagaaggg cgctaagcga ctgatcgagg tcggtctggg tgacgatgac 660
cagtctatcg aggacgactt caacgcctgg aaggagtccc tgtggtccga gctggataag 720
ctgctgaagg acgaggacga caagtccgtc gctaccccct acactgctgt catccctgag 780
taccgagtcg tcacccacga cccccgattt actacccaga agtccatgga gtccaacgtc 840
gccaacggca acaccactat cgacatccac cacccctgcc gagtcgatgt tgctgttcag 900
aaggagctgc acacccacga gtccgatcga agctgtatcc acctggagtt cgacatctcc 960
cgaaccggta tcacctacga gaccggtgac cacgtcggtg tttacgctga gaaccacgtc 1020
gagatcgtcg aggaggctgg taagctgctg ggtcattccc tggacctggt cttctccatc 1080
cacgctgaca aggaggacgg ctctcctctg gagtctgctg ttcctcctcc cttccctggt 1140
ccttgtaccc tgggcaccgg cctggcccga tacgccgacc tgctgaaccc ccctcgaaag 1200
tccgctctgg ttgctctggc tgcttacgct accgagcctt ctgaggctga gaagctgaag 1260
cacctgacct cccctgacgg taaggacgag tactcccagt ggatcgtcgc ctctcagcga 1320
tctctgctgg aggttatggc cgctttcccc tctgctaagc cccctctggg tgttttcttc 1380
gccgctatcg cccctcgact gcagcctcga tactactcta tctcctcctc cccccgactg 1440
gctccttccc gagtccacgt cacctccgct ctggtctacg gtcctactcc taccggtcga 1500
atccacaagg gcgtctgttc cacctggatg aagaacgccg tccccgctga gaagtcccat 1560
gagtgctctg gtgcccctat cttcatccga gcctccaact tcaagctgcc ctccaaccct 1620
tccaccccta tcgttatggt cggccctggt actggcctgg ctcctttccg aggtttcctg 1680
caggagcgaa tggccctgaa ggaggatggt gaggagctgg gttcctccct gctgtttttc 1740
ggctgccgaa accgacagat ggacttcatc tacgaggacg agctgaacaa cttcgtcgat 1800
cagggcgtca tctccgagct gatcatggct ttctcccgag agggcgctca gaaggagtac 1860
gttcagcaca agatgatgga gaaggccgcc caggtctggg atctgattaa ggaggagggc 1920
tacctgtacg tctgcggtga tgctaagggc atggcccgag atgtccaccg aactctgcac 1980
actatcgtcc aggagcagga gggtgtctcc tcttctgagg ctgaggctat cgtcaagaag 2040
ctgcagaccg agggccgata cctgcgagac gtctggtaa 2079
<210> 7
<211> 1470
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 7
atgcctatcg tcattgagaa gcccagcgag aaggaggagg acacctcttc tgaagactcc 60
attgagctga ctgtcggaaa gcagcccaag cccgtgaccg agacccgttc tctggacgac 120
ctagaggcta tcatgaaggc aggtaagacc aagcttctgg aggaccacga ggttgtcaag 180
ctctctctcg agggcaagct tcctttgtat gctcttgaga agcagcttgg tgacaacacc 240
cgagctgttg gcatccgacg atctatcatc tcccagcagt ctaataccaa gactttagag 300
acctcaaagc ttccttacct gcactacgac tacgaccgtg tttttggagc ctgttgcgag 360
aacgttattg gttacatgcc tctccccgtt ggtgttgctg gccccatgaa cattgatggc 420
aagaactacc acattcctat ggccaccact gagggttgtc ttgttgcctc aaccatgcga 480
ggttgcaagg ccatcaacgc cggtggcggt gttaccactg tgcttactca ggacggtatg 540
acacgaggtc cttgtgtttc cttcccctct ctcaagcggg ctggagccgc taagatctgg 600
cttgattccg aggagggtct caagtccatg cgaaaggcct tcaactccac ctctcgattt 660
gctcgtctcc agtctcttca ctctaccctt gctggtaacc tgctgtttat tcgattccga 720
accaccactg gtgatgccat gggcatgaac atgatctcca agggcgtcga acactctctg 780
gccgtcatgg tcaaggagta cggcttccct gatatggaca ttgtgtctgt ctcgggtaac 840
tactgcactg acaagaagcc cgcagcgatc aactggatcg aaggccgagg caagagtgtt 900
gttgccgaag ccaccatccc tgctcacatt gtcaagtctg ttctcaaaag tgaggttgac 960
gctcttgttg agctcaacat cagcaagaat ctgatcggta gtgccatggc tggctctgtg 1020
ggaggtttca atgcacacgc cgcaaacctg gtgaccgcca tctaccttgc cactggccag 1080
gatcctgctc agaatgtcga gtcttccaac tgcatcacgc tgatgagcaa cgtcgacggt 1140
aacctgctca tctccgtttc catgccttct atcgaggtcg gtaccattgg tggaggtact 1200
attttggagc cccagggggc tatgctggag atgcttggcg tgcgaggtcc tcacatcgag 1260
acccccggtg ccaacgccca acagcttgct cgcatcattg cttctggagt tcttgcagcg 1320
gagctttcgc tgtgttctgc tcttgctgcc ggccatcttg tgcaaagtca tatgacccac 1380
aaccggtccc aggctcctac tccggccaag cagtctcagg ccgatctgca gcgtctacaa 1440
aacggttcga atatttgcat acggtcatag 1470
<210> 8
<211> 1035
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 8
atgtccaagg cgaaattcga aagcgtgttc ccccgaatct ccgaggagct ggtgcagctg 60
ctgcgagacg agggtctgcc ccaggatgcc gtgcagtggt tttccgactc acttcagtac 120
aactgtgtgg gtggaaagct caaccgaggc ctgtctgtgg tcgacaccta ccagctactg 180
accggcaaga aggagctcga tgacgaggag tactaccgac tcgcgctgct cggctggctg 240
attgagctgc tgcaggcgtt tttcctcgtg tcggacgaca ttatggatga gtccaagacc 300
cgacgaggcc agccctgctg gtacctcaag cccaaggtcg gcatgattgc catcaacgat 360
gctttcatgc tagagagtgg catctacatt ctgcttaaga agcatttccg acaggagaag 420
tactacattg accttgtcga gctgttccac gacatttcgt tcaagaccga gctgggccag 480
ctggtggatc ttctgactgc ccccgaggat gaggttgatc tcaaccggtt ctctctggac 540
aagcactcct ttattgtgcg atacaagact gcttactact ccttctacct gcccgttgtt 600
ctagccatgt acgtggccgg cattaccaac cccaaggacc tgcagcaggc catggatgtg 660
ctgatccctc tcggagagta cttccaggtc caggacgact accttgacaa ctttggagac 720
cccgagttca ttggtaagat cggcaccgac atccaggaca acaagtgctc ctggctcgtt 780
aacaaagccc ttcagaaggc cacccccgag cagcgacaga tcctcgagga caactacggc 840
gtcaaggaca agtccaagga gctcgtcatc aagaaactgt atgatgacat gaagattgag 900
caggactacc ttgactacga ggaggaggtt gttggcgaca tcaagaagaa gatcgagcag 960
gttgacgaga gccgaggctt caagaaggag gtgctcaacg ctttcctcgc caagatttac 1020
aagcgacaga agtag 1035
<210> 9
<211> 1338
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 9
atgggaaaac tcatcgaact gctcttgcac cctagcgaac tgtctgctgc tatccactac 60
aagctgtggc gtcagcctct gcatccccgc gatctttcca aggagtccac tgagctgcga 120
cgatgctatg agcttctaga cgtgtgctca cgatcatttg cagccgttat tcgagaactg 180
catcctgagg tgcgagacgc tgtaatgctg ttctatctga ttcttcgtgc tctcgacacg 240
attgaagacg atatgactct gtcgcgtgac atcaagatcc caattcttcg agacttcacg 300
aagtgcatga agacacctgg ctggaagttc accgactctg atcccaacga gcgagatcgt 360
gtggtgctac aggagtttcc tgtggttatg actgagttca acaagctcaa gcccaagtac 420
caggaagtaa tctacgacat taccgacaga atgggaaacg gaatggccga ttacgtcatt 480
gatgacgact tcaacaacaa cggcgtggac accattgccg cttatgatct gtactgtcat 540
catgttgccg gcatcgtggg tgagggcctt acccgaatta cgattctcgc tggttttgga 600
accgacgtgt tgcacgaaaa cccccgactt caggagtcta tgggcttgtt cttgcaaaag 660
gtcaacatca tccgagacta cagagaagac attgacgtga acagagcttt ctggcctcga 720
gaaatctggc acaagtacgc cgaagaaatg cgagatttca aggacccgaa gtattccaag 780
aaggccttgc attgcacctc cgatctggtt gcaaatgccc tcggacatgc cacagactgc 840
ctcgattacc tcgacaacgt caccgatcct tcaaccttca ctttctgcgc cattccccag 900
gtcatggcca ttgctaccct ggacttggtc taccgaaacc ccgacgtttt ccagaagaac 960
gtcaagttgc gcaagggaac tactgtcagc ctgattcttg aggccagcaa cgtttctgga 1020
gtatgtgaca ttttcactcg atacgcccgg aaggtgtaca agaagtccga ccccaatgac 1080
cccaactact tccgagtgtc tgtgctctgc ggtaagatcg agcagcatgc ggctctgatc 1140
aagagacagc gaggaccccc cgctaaaacc attgcacaac tggaaggtga acgaaaagag 1200
atggccctgt cgctaattgt ctgtttagca gttatcttct cgatgtctgg actgatggct 1260
tatatcgcct acgtgtctgg attcagatgg tcaccccgag agattttcga ctctaagatg 1320
tttcctctga gagattag 1338
<210> 10
<211> 348
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 10
agagaatcgg cgttacctct ctcacaaagc ccttcagtac cgccgcctgt cgggaatcgc 60
gttcaggtgg aacaggacca cctcccttgc acttcttggt atatcagtat aggctgatgt 120
attcatagtg gggtttttca taataaattt actaacggca ggcaacattc actcggctta 180
aacgcaaaac ggaccgtctt gatatcttct gacgcattga ccaccgagaa atagtgttag 240
ttaccgggtg agttattgtt cttctacaca ggcgacgccc atcgtctaga gttgatgtac 300
taactcagat ttcactacct accctatccc tggtacgcac aaagcact 348
<210> 11
<211> 999
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 11
gagtttggcg cccgtttttt cgagccccac acgtttcggt gagtatgagc ggcggcagat 60
tcgagcgttt ccggtttccg cggctggacg agagcccatg atgggggctc ccaccaccag 120
caatcagggc cctgattaca cacccacctg taatgtcatg ctgttcatcg tggttaatgc 180
tgctgtgtgc tgtgtgtgtg tgttgtttgg cgctcattgt tgcgttatgc agcgtacacc 240
acaatattgg aagcttatta gcctttctat tttttcgttt gcaaggctta acaacattgc 300
tgtggagagg gatggggata tggaggccgc tggagggagt cggagaggcg ttttggagcg 360
gcttggcctg gcgcccagct cgcgaaacgc acctaggacc ctttggcacg ccgaaatgtg 420
ccacttttca gtctagtaac gccttaccta cgtcattcca tgcatgcatg tttgcgcctt 480
ttttcccttg cccttgatcg ccacacagta cagtgcactg tacagtggag gttttggggg 540
ggtcttagat gggagctaaa agcggcctag cggtacacta gtgggattgt atggagtggc 600
atggagccta ggtggagcct gacaggacgc acgaccggct agcccgtgac agacgatggg 660
tggctcctgt tgtccaccgc gtacaaatgt ttgggccaaa gtcttgtcag ccttgcttgc 720
gaacctaatt cccaattttg tcacttcgca cccccattga tcgagcccta acccctgccc 780
atcaggcaat ccaattaagc tcgcattgtc tgccttgttt agtttggctc ctgcccgttt 840
cggcgtccac ttgcacaaac acaaacaagc attatatata aggctcgtct ctccctccca 900
accacactca cttttttgcc cgtcttccct tgctaacaca aaagtcaaga acacaaacaa 960
ccaccccaac ccccttacac acaagacata tctacagca 999
<210> 12
<211> 411
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 12
cctgtcccca cgttgccggt cttgcctcct actacctgtc catcaatgac gaggttctca 60
cccctgccca ggtcgaggct cttattactg agtccaacac cggtgttctt cccaccacca 120
acctcaaggg ctctcccaac gctgttgcct acaacggtgt tggcatttag gcaattaaca 180
gatagtttgc cggtgataat tctcttaacc tcccacactc ctttgacata acgatttatg 240
taacgaaact gaaatttgac cagatattgt tgtaaataga aaatctggct tgtaggtggc 300
aaaatcccgt ctttgttcat caattccctc tgtgactact cgtcatccct ttatgttcga 360
ctgtcgtatt tttattttcc atacatacgc aagtgagatg cccgtgtccg a 411
<210> 13
<211> 931
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 13
cgcagtagga tgtcctgcac gggtcttttt gtggggtgtg gagaaagggg tgcttggaga 60
tggaagccgg tagaaccggg ctgcttgggg ggatttgggg ccgctgggct ccaaagaggg 120
gtaggcattt cgttggggtt acgtaattgc ggcatttggg tcctgcgcgc atgtcccatt 180
ggtcagaatt agtccggata ggagacttat cagccaatca cagcgccgga tccacctgta 240
ggttgggttg ggtgggagca cccctccaca gagtagagtc aaacagcagc agcaacatga 300
tagttggggg tgtgcgtgtt aaaggaaaaa aaaagaagct tgggttatat tcccgctcta 360
tttagaggtt gcgggataga cgccgacgga gggcaatggc gccatggaac cttgcggata 420
tcgatacgcc gcggcggact gcgtccgaac cagctccagc agcgtttttt ccgggccatt 480
gagccgactg cgaccccgcc aacgtgtctt ggcccacgca ctcatgtcat gttggtgttg 540
ggaggccact ttttaagtag cacaaggcac ctagctcgca gcaaggtgtc cgaaccaaag 600
aagcggctgc agtggtgcaa acggggcgga aacggcggga aaaagccacg ggggcacgaa 660
ttgaggcacg ccctcgaatt tgagacgagt cacggcccca ttcgcccgcg caatggctcg 720
ccaacgcccg gtcttttgca ccacatcagg ttaccccaag ccaaaccttt gtgttaaaaa 780
gcttaacata ttataccgaa cgtaggtttg ggcgggcttg ctccgtctgt ccaaggcaac 840
atttatataa gggtctgcat cgccggctca attgaatctt ttttcttctt ctcttctcta 900
tattcattct tgaattaaac acacatcaac a 931
<210> 14
<211> 200
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 14
gctatttatc actctttaca acttctacct caactatcta ctttaataaa tgaatatcgt 60
ttattctcta tgattactgt atatgcgttc ctctaagaca aatcgaaacc agcatgcgat 120
cgaatggcat acaaaagttt cttccgaagt tgatcaatgt cctgatagtc aggcagcttg 180
agaagattga cacaggtgga 200
<210> 15
<211> 406
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 15
agagaccggg ttggcggcgt atttgtgtcc caaaaaacag ccccaattgc cccaattgac 60
cccaaattga cccagtagcg ggcccaaccc cggcgagagc ccccttcacc ccacatatca 120
aacctccccc ggttcccaca cttgccgtta agggcgtagg gtactgcagt ctggaatcta 180
cgcttgttca gactttgtac tagtttcttt gtctggccat ccgggtaacc catgccggac 240
gcaaaataga ctactgaaaa tttttttgct ttgtggttgg gactttagcc aagggtataa 300
aagaccaccg tccccgaatt acctttcctc ttcttttctc tctctccttg tcaactcaca 360
cccgaaatcg ttaagcattt ccttctgagt ataagaatca ttcaaa 406
<210> 16
<211> 251
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 16
atcatgtaat tagttatgtc acgcttacat tcacgccctc ctcccacatc cgctctaacc 60
gaaaaggaag gagttagaca acctgaagtc taggtcccta tttatttttt ttaatagtta 120
tgttagtatt aagaacgtta tttatatttc aaatttttct tttttttctg tacaaacgcg 180
tgtacgcatg taacattata ctgaaaacct tgcttgagaa ggttttggga cgctcgaagg 240
ctttaatttg c 251
<210> 17
<211> 353
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 17
tgtaacactc gctctggaga gttagtcatc cgacagggta actctaatct cccaacacct 60
tattaactct gcgtaactgt aactcttctt gccacgtcga tcttactcaa ttttcctgct 120
catcatctgc tggattgttg tctatcgtct ggctctaata catttattgt ttattgccca 180
aacaactttc attgcacgta agtgaattgt tttataacag cgttcgccaa ttgctgcgcc 240
atcgtcgtcc ggctgtccta ccgttagggg tagtgtgtct cacactaccg aggttactag 300
agttgggaaa gcgatactgc ctcggacaca ccacctgggt cttacgactg cag 353
<210> 18
<211> 2347
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 18
gaattccgtc gtcgcctgag tcatcattta tttaccagtt ggccacaaac ccttgacgat 60
ctcgtatgtc ccctccgaca tactcccggc cggctggggt acgttcgata gcgctatcgg 120
catcgacaag gtttgggtcc ctagccgata ccgcactacc tgagtcacaa tcttcggagg 180
tttagtcttc cacatagcac gggcaaaagt gcgtatatat acaagagcgt ttgccagcca 240
cagattttca ctccacacac cacatcacac atacaaccac acacatccac aatggaaccc 300
gaaactaaga agaccaagac tgactccaag aagattgttc ttctcggcgg cgacttctgt 360
ggccccgagg tgattgccga ggccgtcaag gtgctcaagt ctgttgctga ggcctccggc 420
accgagtttg tgtttgagga ccgactcatt ggaggagctg ccattgagaa ggagggcgag 480
cccatcaccg acgctactct cgacatctgc cgaaaggctg actctattat gctcggtgct 540
gtcggaggcg ctgccaacac cgtatggacc actcccgacg gacgaaccga cgtgcgaccc 600
gagcagggtc tcctcaagct gcgaaaggac ctgaacctgt acgccaacct gcgaccctgc 660
cagctgctgt cgcccaagct cgccgatctc tcccccatcc gaaacgttga gggcaccgac 720
ttcatcattg tccgagagct cgtcggaggt atctactttg gagagcgaaa ggaggatgac 780
ggatctggcg tcgcttccga caccgagacc tactccgttc ctgaggttga gcgaattgcc 840
cgaatggccg ccttcctggc ccttcagcac aacccccctc ttcccgtgtg gtctcttgac 900
aaggccaacg tgctggcctc ctctcgactt tggcgaaaga ctgtcactcg agtcctcaag 960
gacgaattcc cccagctcga gctcaaccac cagctgatcg actcggccgc catgatcctc 1020
atcaagcagc cctccaagat gaatggtatc atcatcacca ccaacatgtt tggcgatatc 1080
atctccgacg aggcctccgt catccccggt tctctgggtc tgctgccctc cgcctctctg 1140
gcttctctgc ccgacaccaa cgaggcgttc ggtctgtacg agccctgtca cggatctgcc 1200
cccgatctcg gcaagcagaa ggtcaacccc attgccacca ttctgtctgc cgccatgatg 1260
ctcaagttct ctcttaacat gaagcccgcc ggtgacgctg ttgaggctgc cgtcaaggag 1320
tccgtcgagg ctggtatcac taccgccgat atcggaggct cttcctccac ctccgaggtc 1380
ggagactttg ttgccaacaa ggtcaaggag ctgctcaaga aggagtaagt cgtttctacg 1440
acgcattgat ggaaggagca aactgacgcg cctgcgggtt ggtctaccgg cagggtccgc 1500
tagtgtataa gactctataa aaagggccca gccctgctaa tgaaatgatg atttataatt 1560
taccggtgta gcaaccttga ctagaagaag cagattgggt gtgtttgtag tggaggacag 1620
tggtacgttt tggaaacagt cttcttgaaa gtgtcttgtc tacagtatat tcactcataa 1680
cctcaatagc caagggtgta gtcggtttat taaaggaagg gagttgtggc tgatgtggat 1740
agatatcttt aaagctggcg actgcaccca acgagtgtgg tggtagcttg ttactgtata 1800
ttcggtaaga tatattttgt ggggttttta gtggtgtttg gtaggttagt gtctggtata 1860
tgagttgtag gcatgacaat ttggaaaggg gtggactttg ggaatattgt gggatttcaa 1920
taccttagtt tgtacagggt aattgttaca aatgatacaa agaactgtat ttcttttcat 1980
ttgttttaat tggttgtata tcaagtccgt tagacgagct cagtgccatg gcttttggca 2040
ctgtatttca tttttagagg tacactacat ccagtgaggt atggtaaggt tgagggcata 2100
atgaaggcac cttgtactga cagtcacaga cctctcaccg agaattttat gagatatact 2160
cgggttcatt ttaggctccg attcgattca aattattact gtcgaaatcg gttgagcatc 2220
cgttgatttc cgaacagatc tcggcagtct ctcggatgta gaattaggtt tccttgaggc 2280
gagatgagac ggtaagttgg aggggtttga gaagagatag agatcggttt gtgtgacatg 2340
aattctt 2347
<210> 19
<211> 26
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 19
agagaatcgg cgttacctct ctcaca 26
<210> 20
<211> 33
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 20
ggcgccaaac tcagtgcttt gtgcgtacca ggg 33
<210> 21
<211> 39
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 21
tggtacgcac aaagcactga gtttggcgcc cgttttttc 39
<210> 22
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 22
ttcagcttga tagagggcat tgctgtagat atgtcttgtg t 41
<210> 23
<211> 33
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 23
atatctacag caatgccctc tatcaagctg aac 33
<210> 24
<211> 36
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 24
caacgtgggg acaggttaca cgaagatggg gatctt 36
<210> 25
<211> 36
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 25
cccatcttcg tgtaacctgt ccccacgttg ccggtc 36
<210> 26
<211> 36
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 26
ggacatccta ctgcgtcgga cacgggcatc tcactt 36
<210> 27
<211> 36
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 27
gatgcccgtg tccgacgcag taggatgtcc tgcacg 36
<210> 28
<211> 36
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 28
ggggttagca gtcattgttg atgtgtgttt aattca 36
<210> 29
<211> 36
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 29
aaacacacat caacaatgac tgctaacccc tctctg 36
<210> 30
<211> 36
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 30
agagtgataa atagcttact cggggccgtc gatcag 36
<210> 31
<211> 36
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 31
gacggccccg agtaagctat ttatcactct ttacaa 36
<210> 32
<211> 34
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 32
caacccggtc tcttccacct gtgtcaatct tctc 34
<210> 33
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 33
agaagattga cacaggtgga agagaccggg ttggcggcgt a 41
<210> 34
<211> 30
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 34
tttgaatgat tcttatactc agaaggaaat 30
<210> 35
<211> 51
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 35
atttccttct gagtataaga atcattcaaa atgtatctcg gactggatct t 51
<210> 36
<211> 36
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 36
aactaattac atgatttatt tctccaggca ggcgtt 36
<210> 37
<211> 36
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 37
tgcctggaga aataaatcat gtaattagtt atgtca 36
<210> 38
<211> 30
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 38
gacggaattc gcaaattaaa gccttcgagc 30
<210> 39
<211> 31
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 39
ctttaatttg cgaattccgt cgtcgcctga g 31
<210> 40
<211> 33
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 40
gagtgttaca aagaattcat gtcacacaaa ccg 33
<210> 41
<211> 40
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 41
catgaattct ttgtaacact cgctctggag agttagtcat 40
<210> 42
<211> 28
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 42
ctgcagtcgt aagacccagg tggtgtgt 28
<210> 43
<211> 700
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 43
tcgatcctaa ggggtggcat aactgtcgcg tacggcccga taagggcctt ctccaaaagg 60
gaagccggtt gaaattccgg cacttggatg tggattctcc acggcaacgt aactgaatgt 120
ggggacggtg gcacaagtct tggaaggagt tatcttttct ttttaacgga gtcaacaccc 180
tggaattagt ttgtctagag atagggtatc gttccggaag aggggggcag ctttgtcccc 240
tccgatgcac ttgtgacgcc ccttgaaaac ccgcaggaag gaatagtttt cacgccaagt 300
cgtactgata accgcagcag gtctccaagg tgaacagcct ctagttgata gaataatgta 360
gataagggaa gtcggcaaaa tagatccgta acttcgggat aaggattggc tctgggggtt 420
ggtggatgga agcgtgggag accccaaggg actggcggct gggcaactgg cagccggacc 480
cgcggcagac actgcgtcgc tccgtccaca tcatcaaccg ccccagaact ggtacggaca 540
aggggaatct gactgtctaa ttaaaacata gctttgcgat ggttgtaaaa caatgttgac 600
gcaaagtgat ttctgcccag tgctctgaat gtcaaagtga agaaattcaa ccaagcgcgg 660
gtaaacggcg ggagtaacta tgactctctt aaggtagcca 700
<210> 44
<211> 502
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 44
cactggccgg tcgataattt aacgtgctga gctcagcaca cgcattgccc attggctgta 60
tatagatgaa tgtaatgata ccgtaagaga atgagagcac ggtattgtat tacaggggat 120
taagtacaca ttacttggag ttctgtacca gaagacacta ctatacatgg tatcacttac 180
attagagtcg gtgaccgtat tcgtctcgta tagacataat attttcctac cccacattgt 240
tcctgggcct tcggagcaca tctacagtga gtgactgttt cagttgagct tgaggggtta 300
agtaagtggg ggaagggttt gcgattctga aaaagagcat gactaatctc tctgtggagg 360
agcaatgaag tcacgtgatg caatcatacc ggtgtatcgg atctgcctgg gtgtctgatt 420
actaatcatt tactcacctg ttttccccag ctatctcatc catctcagag cctcggccca 480
gccttcggcc cttttgggtt tc 502
<210> 45
<211> 599
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 45
aatgcctcgt catctaatta gtgacgcgca tgaatggatt aacgagattc ccactgtccc 60
tatctactat ctagcgaaac cacagccaag ggaacgggct tggcagaatc agcggggaaa 120
gaagaccctg ttgagcttga ctctagtttg acattgtgaa gagacatagg gggtgtagaa 180
taagtgggag cttcggcgcc ggtgaaatac cactaccctt atcgtttctt tacttattta 240
gtaagtggaa gtggtttaac aaccattttc tagcattcct ttccaggctg aagacattgt 300
caggtgggga gtttggctgg ggcggcacat ctgttaaaag ataacgcaga tgtcctaagg 360
gggactcaat gagaacagaa atctcatgta gaacaaaagg gtaaaagtcc ccttgatttt 420
gattttcagt gtgaatacaa accatgaaag tgtggcctat cgatccttta gttgttcgga 480
gtttgaacct agaggtgcca gaaaagttac cacagggata actggcttgt ggcagtcaag 540
cgttcatagc gacattgctt tttgatcctt cgatgtcggc tcttcctatc ataccgaag 599
<210> 46
<211> 1907
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 46
ggtgtgttct gtggagcatt ctcacttttg gtaaacgaca ttgcttcaag tgcagcggaa 60
tcaaaaagta taaagtgggc agcgagtata cctgtacaga ctgtaggcga taactcaatc 120
caattacccc ccacaacatg actggccaaa ctgatctcaa gactttattg aaatcagcaa 180
caccgattct caatgaaggc acatacttct tctgcaacat tcacttgacg cctaaagttg 240
gtgagaaatg gaccgacaag acatattctg ctatccacgg actgttgcct gtgtcggtgg 300
ctacaatacg tgagtcagaa gggctgacgg tggtggttcc caaggaaaag gtcgacgagt 360
atctgtctga ctcgtcattg ccgcctttgg agtacgactc caactatgag tgtgcttgga 420
tcactttgac gatacattct tcgttggagg ctgtgggtct gacagctgcg ttttcggcgc 480
ggttggccga caacaatatc agctgcaacg tcattgctgg ctttcatcat gatcacattt 540
ttgtcggcaa aggcgacgcc cagagagcca ttgacgttct ttctaatttg gaccgatagc 600
cgtatagtcc agtctatcta taagttcaac taactcgtaa ctattaccat aacatatact 660
tcactgcccc agataaggtt ccgataaaaa gttctgcaga ctaaatttat ttcagtctcc 720
tcttcaccac caaaatgccc tcctacgaag ctcgagctaa cgtccacaag tccgcctttg 780
ccgctcgagt gctcaagctc gtggcagcca agaaaaccaa cctgtgtgct tctctggatg 840
ttaccaccac caaggagctc attgagcttg ccgataaggt cggaccttat gtgtgcatga 900
tcaagaccca tatcgacatc attgacgact tcacctacgc cggcactgtg ctccccctca 960
aggaacttgc tcttaagcac ggtttcttcc tgttcgagga cagaaagttc gcagatattg 1020
gcaacactgt caagcaccag tacaagaacg gtgtctaccg aatcgccgag tggtccgata 1080
tcaccaacgc ccacggtgta cccggaaccg gaatcattgc tggcctgcga gctggtgccg 1140
aggaaactgt ctctgaacag aagaaggagg acgtctctga ctacgagaac tcccagtaca 1200
aggagttcct ggtcccctct cccaacgaga agctggccag aggtctgctc atgctggccg 1260
agctgtcttg caagggctct ctggccactg gcgagtactc caagcagacc attgagcttg 1320
cccgatccga ccccgagttt gtggttggct tcattgccca gaaccgacct aagggcgact 1380
ctgaggactg gcttattctg acccccgggg tgggtcttga cgacaaggga gacgctctcg 1440
gacagcagta ccgaactgtt gaggatgtca tgtctaccgg aacggatatc ataattgtcg 1500
gccgaggtct gtacggccag aaccgagatc ctattgagga ggccaagcga taccagaagg 1560
ctggctggga ggcttaccag aagattaact gttagaggtt agactatgga tatgtaattt 1620
aactgtgtat atagagagcg tgcaagtatg gagcgcttgt tcagcttgta tgatggtcag 1680
acgacctgtc tgatcgagta tgtatgatac tgcacaacct gtgtatccgc atgatctgtc 1740
caatggggca tgttgttgtg tttctcgata cggagatgct gggtacaagt agctaatacg 1800
attgaactac ttatacttat atgaggcttg aagaaagctg acttgtgtat gacttattct 1860
caactacatc cccagtcaca ataccaccac tgcactacca ctacacc 1907
<210> 47
<211> 29
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 47
tcgatcctaa ggggtggcat aactgtcgc 29
<210> 48
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 48
acgccgccaa cccggtctct tggctacctt aagagagtca t 41
<210> 49
<211> 42
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 49
atgactctct taaggtagcc aagagaccgg gttggcggcg ta 42
<210> 50
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 50
gcgaccttca gcttccacat tttgaatgat tcttatactc a 41
<210> 51
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 51
gagtataaga atcattcaaa atgtggaagc tgaaggtcgc c 41
<210> 52
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 52
accggcaacg tggggacagg ttagatcttc agctgctggt g 41
<210> 53
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 53
accagcagct gaagatctaa cctgtcccca cgttgccggt c 41
<210> 54
<211> 65
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 54
tcaccgaaac gtgtggggct cgaaaaaacg ggcgccaaac tctcggacac gggcatctca 60
cttgc 65
<210> 55
<211> 66
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 55
tatttttatt ttccatacat acgcaagtga gatgcccgtg tccgagagtt tggcgcccgt 60
tttttc 66
<210> 56
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 56
agggagaaga acaggaccat tgctgtagat atgtcttgtg t 41
<210> 57
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 57
cacaagacat atctacagca atggtcctgt tcttctccct g 41
<210> 58
<211> 42
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 58
taaattatcg accggccagt gttagttgtg agggtgcaga tg 42
<210> 59
<211> 40
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 59
tctgcaccct cacaactaac actggccggt cgataattta 40
<210> 60
<211> 62
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 60
tccacacccc acaaaaagac ccgtgcagga catcctactg cgaaacccaa aagggccgaa 60
gg 62
<210> 61
<211> 63
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 61
tccatctcag agcctcggcc cagccttcgg cccttttggg tttcgcagta ggatgtcctg 60
cac 63
<210> 62
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 62
gcgtacagag cggaggtcat tgttgatgtg tgtttaattc a 41
<210> 63
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 63
gaattaaaca cacatcaaca atgacctccg ctctgtacgc t 41
<210> 64
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 64
tgtaaagagt gataaatagc ttaccagacg tctcgcaggt a 41
<210> 65
<211> 42
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 65
tacctgcgag acgtctggta agctatttat cactctttac aa 42
<210> 66
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 66
actggccgtc gttttacaac tccacctgtg tcaatcttct c 41
<210> 67
<211> 34
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 67
taacttcgta tagcatacat tatacgaagt tatc 34
<210> 68
<211> 36
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 68
attgacacag gtggagttgt aaaacgacgg ccagtg 36
<210> 69
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 69
taattagatg acgaggcatt gcacgtgatg aattcgagct c 41
<210> 70
<211> 39
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 70
ctcgaattca tcacgtgcaa tgcctcgtca tctaattag 39
<210> 71
<211> 29
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 71
cttcggtatg ataggaagag ccgacatcg 29
<210> 72
<211> 1000
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 72
tgagtataat ccgtctccgt tcccacttga ggggaggact ttggacgggt ttcggtgcaa 60
cctcgtcagg tgaataatca tgattcattt gcgtgatctg gctgggacaa aatacaagtg 120
cttgtatatg gtataccagg aggaccactt atgagaatgc caaagaaaat tgaaggggaa 180
aataaatgct gccacccgat actcgaaata taccattgga cgtgttttcc acataggtaa 240
tcgccactcc atacccgaga tctgaagtga aacattcgtg ttctgtagcc gttagcccac 300
ccccacacac tgagacactc ggctgatgtt tcgaaattca tgctactgta cggtacggac 360
ttaacactta tccccattgt cctgggacta ctacattgta gtatactcta cacatccaac 420
aagcaatact ttttcgtaca agtaggtagt tgtgcgagta ctcgtacaat ggaaaaacat 480
tatacatgaa gcagggcgtg cgtcggtctg tagggtgaaa tagggagccg acagtgcatt 540
tccagcattc tagattgatc tgaatcaata atttgtgggg gaaattggca ctagtgcttt 600
gtttattagc tatttgacag tctgatgatg agaaagtcgt tcttcggctt agcccaaccc 660
cacactcact acgcacctgg cacagggtgg tgcatataat atgcaagtac ggagatgtac 720
taacgctagc caggagagag tgacgaaacg tagccatccg ttgagcgggc agacgtggga 780
gtaatatagt cgtttagggc acgtgattgc gaccccagtg gtatcatctt tgtctcccaa 840
actcttcgta atgcccaccc aggacgatcc tctctgaact ttactacccc acattcccga 900
gactataaag tatagacggc tcctacaaaa gagagcaggt ggaataacac actattgacc 960
gacaatgaca accaacacat tcaccgatcc tcctgtggag 1000
<210> 73
<211> 998
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 73
aacagtgtac gcagtactat agaggaacaa ttgccccgga gaagacggcc aggccgccta 60
gatgacaaat tcaacaactc acagctgact ttctgccatt gccactaggg gggggccttt 120
ttatatggcc aagccaagct ctccacgtcg gttgggctgc acccaacaat aaatgggtag 180
ggttgcacca acaaagggat gggatggggg gtagaagata cgaggataac ggggctcaat 240
ggcacaaata agaacgaata ctgccattaa gactcgtgat ccagcgactg acaccattgc 300
atcatctaag ggcctcaaaa ctacctcgga actgctgcgc tgatctggac accacagagg 360
ttccgagcac tttaggttgc accaaatgtc ccaccaggtg caggcagaaa acgctggaac 420
agcgtgtaca gtttgtctta gcaaaaagtg aaggcgctga ggtcgagcag ggtggtgtga 480
cttgttatag cctttagagc tgcgaaagcg cgtatggatt tggctcatca ggccagattg 540
agggtctgtg gacacatgtc atgttagtgt acttcaatcg ccccctggat atagccccga 600
caataggccg tggcctcatt tttttgcctt ccgcacattt ccattgctcg gtacccacac 660
cttgcttctc ctgcacttgc caaccttaat actggtttac attgaccaac atcttacaag 720
cggggggctt gtctagggta tatataaaca gtggctctcc caatcggttg ccagtctctt 780
ttttcctttc tttccccaca gattcgaaat ctaaactaca catcacacaa tgcctgttac 840
tgacgtcctt aagcgaaagt ccggtgtcat cgtcggcgac gatgtccgag ccgtgagtat 900
ccacgacaag atcagtgtcg agacgacgcg ttttgtgtaa tgacacaatc cgaaagtcgc 960
tagcaacaca cactctctac acaaactaac ccagctct 998
<210> 74
<211> 999
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 74
tgttagtaat tatgagatac attctttgca atgatgaggg ctcttgtaga gtattctgct 60
gtaaaggaga tcttgaattt tgttgttgaa tttgtgtaat tgtcttatga ttattgtctt 120
gtgtagcgct tttcaagcct gcaggaaaag tgaaatgaac atgttattgc catatcatcc 180
gttattggtg tttagttcct attgggcttg attaccaacg atccgggtcg aaagacccct 240
ccgtttaggg gtggtaagtc tcaagtggct gaacacgtgc atgcactgta catcgccgag 300
accactcaac accatcaagg gctactgtat tcgtagagca tacggcgttc aaggcttcac 360
cgataattag agctcagcgc aatcaattat ttgaaggctt aatggcactg tcagctgctt 420
gatcttgcac gcaattacta caatatatag tccaacataa taacataatt agaattatga 480
tcatccgtat caatcataca caaaatcctt acacctaatc tcgtagctcc tccacaaatc 540
ccacaacgcg tcctgcctcc acaattctaa gctcctcatc tgcagactcg tgcagaccaa 600
gccaggtagc gtcctgaaca ggcagttcat ttgtccaggt ctggaaatca gccacacgcg 660
agccagtagt cagcttgcat ggaccgagag cacgcgactc gttgtcaaaa taatccacct 720
gcatcacctg ttggaccatc tcttgtaatc gagccaggtc agcagcgatg tcaatcttgg 780
cgctgtaaat gtcagacagc accgagacta cagcatgcca aggaatggaa tggggagcaa 840
tattgtctct ctgaccactc acatgacgaa cccatccttc aatagctcgc aaactggcag 900
ccaggtctcc ctcatggaag ccataatcct tggcaaagcc cagaggcaca aaacgagcca 960
ggtcaacaat gcagacatgc agccaactgg ccaggaagt 999
<210> 75
<211> 27
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 75
tgagtataat ccgtctccgt tcccact 27
<210> 76
<211> 43
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 76
tactgcgtac actgttatcg gtgaatgtgt tggttgtcat tgt 43
<210> 77
<211> 46
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 77
aaccaacaca ttcaccgata acagtgtacg cagtactata gaggaa 46
<210> 78
<211> 42
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 78
aatgacgata ggcatagagc tgggttagtt tgtgtagaga gt 42
<210> 79
<211> 48
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 79
actctctaca caaactaacc cagctctatg cctatcgtca ttgagaag 48
<210> 80
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 80
aacgtgggga caggctatga ccgtatgcaa atattcgaac c 41
<210> 81
<211> 46
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 81
ttcgaatatt tgcatacggt catagcctgt ccccacgttg ccggtc 46
<210> 82
<211> 43
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 82
ttccatctcc aagcactcgg acacgggcat ctcacttgcg tat 43
<210> 83
<211> 45
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 83
tgagatgccc gtgtccgagt gcttggagat ggaagccggt agaac 45
<210> 84
<211> 50
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 84
caagagcagt tcgatgagtt ttcccattgt tgatgtgtgt ttaattcaag 50
<210> 85
<211> 45
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 85
ttgaattaaa cacacatcaa caatgggaaa actcatcgaa ctgct 45
<210> 86
<211> 51
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 86
gtaagcgtga cataactaat tacatgatct aatctctcag aggaaacatc t 51
<210> 87
<211> 47
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 87
aagatgtttc ctctgagaga ttagatcatg taattagtta tgtcacg 47
<210> 88
<211> 43
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 88
tctccaataa ttataattag ttgccggtca gctgggttct tct 43
<210> 89
<211> 38
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 89
caaattaaag ccttaacaca ttctatgcct atcggtta 38
<210> 90
<211> 40
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 90
aatttcgcct tggacattgt tgatgtgtgt ttaattcaag 40
<210> 91
<211> 48
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 91
ttcttgaatt aaacacacat caacaatgtc caaggcgaaa ttcgaaag 48
<210> 92
<211> 42
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 92
acataactaa ttacatgatc tacttctgtc gcttgtaaat ct 42
<210> 93
<211> 54
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 93
caagatttac aagcgacagt aattaagatc atgtaattag ttatgtcacg ctta 54
<210> 94
<211> 37
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 94
gttttacaac gcaaattaaa gccttcgagc gtcccaa 37
<210> 95
<211> 45
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 95
ctcgaattca tcacgtgctg ttagtaatta tgagatacat tcttt 45
<210> 96
<211> 30
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 96
attgttgacc tggctcgttt tgtgcctctg 30
<210> 97
<211> 37
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 97
gttttacaac gcaaattaaa gccttcgagc gtcccaa 37
<210> 98
<211> 50
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 98
aatgtatctc ataattacta acagcacgtg atgaattcga gctcggtacc 50

Claims (3)

1.一种利用木糖生产原人参二醇的重组解脂耶氏酵母菌的构建方法;其特征是包括如下步骤:
(1)将优化的木糖代谢基因木糖还原酶基因XYL1表达盒和木糖醇脱氢酶基因XYL2表达盒,以及内源的木酮糖激酶基因XKS表达盒,同时导入解脂耶氏酵母,得到重组菌1;
木糖还原酶基因XYL1的核苷酸序列如SEQ ID NO.1所示;
木糖醇脱氢酶基因XYL2的核苷酸序列如SEQ ID NO.2所示;
木酮糖激酶基因XKS的核苷酸序列如SEQ ID NO.3所示。
(2)向所述重组解脂耶氏酵母菌1中导入优化的达玛烯二醇合酶编码基因DS表达盒、优化的原人参二醇合酶编码基因PPDS表达盒和优化的细胞色素-NADPH-还原酶1的编码基因表达盒,得到重组解脂耶氏酵母菌2;
所述优化的达玛烯二醇合酶编码基因DS的核苷酸序列如SEQ ID NO.4所示;
所述优化的原人参二醇合酶编码基因PPDS的核苷酸序列如SEQ ID NO.5所示;
所述优化的细胞色素-NADPH-还原酶1编码基因的核苷酸序列如SEQ ID NO.6所示;
(3)向所述重组解脂耶氏酵母菌2中导入截短5'端1500个核苷酸的编码3-羟基-3-甲基戊二酰辅酶A还原酶的基因tHMG1表达盒,法呢基焦磷酸合酶基因ERG20表达盒,鲨烯合酶的编码基因ERG9表达盒,得到重组解脂耶氏酵母菌3;
所述编码截短5'端1500个核苷酸的3-羟基-3-甲基戊二酰辅酶A还原酶的基因tHMG1的核苷酸序列如SEQ ID NO.7所示;
所述法呢基焦磷酸合酶基因ERG20的核苷酸序列如SEQ ID NO.8所示;
所述鲨烯合酶基因ERG9的核苷酸序列如SEQ ID NO.9所示。
2.利用权利要求1的方法构建的利用木糖生产原人参二醇的重组解脂耶氏菌。
3.利用权利要求2构建的重组解脂耶氏菌发酵生产原人参二醇的应用。
CN202010422065.0A 2020-05-18 2020-05-18 利用木糖生产原人参二醇的重组解脂耶氏酵母菌株及构建方法和应用 Pending CN111690549A (zh)

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