CN113684141A - 一种胞外转运维生素d3前体角鲨烯的酿酒酵母菌株构建及其应用 - Google Patents

一种胞外转运维生素d3前体角鲨烯的酿酒酵母菌株构建及其应用 Download PDF

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CN113684141A
CN113684141A CN202110926222.6A CN202110926222A CN113684141A CN 113684141 A CN113684141 A CN 113684141A CN 202110926222 A CN202110926222 A CN 202110926222A CN 113684141 A CN113684141 A CN 113684141A
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squalene
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刘龙
陈坚
吕雪芹
堵国成
李江华
刘延峰
刘家恒
金柯
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Abstract

本发明公开了一种胞外转运维生素D3前体角鲨烯的酿酒酵母菌株构建及其应用,属于发酵工程技术领域。本发明首先构建了一株高产角鲨烯的重组酿酒酵母菌株Z1O3,所述重组酿酒酵母强化表达了3‑羟基‑3‑甲基戊二酰辅酶A还原酶、异戊烯基焦磷酸异构酶、法尼基焦磷酸合酶、内质网大小调节因子的相关基因INO2、Pdr5蛋白和Osh3蛋白;并且敲除了ROX1基因;对其进行摇瓶发酵时,该菌株胞外十二烷中角鲨烯含量达到893.58mg/L;而在发酵罐中培养,该菌株胞外十二烷中角鲨烯含量可达到6995.81mg/L,由本发明构建的重组菌株不仅具有角鲨烯胞外转运能力,且具有更强的角鲨烯生产性能,具有广阔的应用前景。

Description

一种胞外转运维生素D3前体角鲨烯的酿酒酵母菌株构建及其 应用
技术领域
本发明涉及一种胞外转运维生素D3前体角鲨烯的酿酒酵母菌株构建及其应用,属于发酵工程技术领域。
背景技术
酿酒酵母(S.cerevisiae)是发酵工业最广泛使用的模式微生物之一,具有遗传背景清晰、基因操作方便等诸多优点。酿酒酵母(S.cerevisiae)胞内天然存在的甲羟戊酸途径(MVA pathway)和后角鲨烯途径(post-squalene pathway)使其可以合成角鲨烯、羊毛甾醇、麦角甾醇等具有高附加值的脂类物质,还可通过引入外源基因实现对维生素D3前体(7-DHC)的合成。
角鲨烯是S.cerevisiae胞内的一种重要平台化合物,与脂类物质合成密切相关,也是维生素D3合成的关键前体和限制性因素。已报道的研究主要通过启动子工程、过表达途径酶、增强辅因子供给等传统代谢工程手段来实现角鲨烯在S.cerevisiae细胞中的高效生产,过量合成的角鲨烯储存在脂滴和过氧化物酶体等细胞器中。但S.cerevisiae胞内复杂的反馈调节机制和存储空间的有限性给角鲨烯产量的进一步提高带来了不小的难度。因此,如何促进角鲨烯向胞外的高效转运,并且进一步提高角鲨烯产量成为研究的难点。
发明内容
为了解决现有技术当中S.cerevisiae胞内的反馈调节机制和有限的胞内储存空间限制了内源性三萜类化合物角鲨烯产量的进一步提高,以及现有技术当中的胞外分泌生产角鲨烯的产量较低的技术问题,本发明提供了一种重组酿酒酵母菌株,所述重组酿酒酵母强化表达了3-羟基-3-甲基戊二酰辅酶A还原酶tHMG1、异戊烯基焦磷酸异构酶IDI、法尼基焦磷酸合酶ERG20、内质网大小调节因子的相关基因INO2、Pdr5蛋白和Osh3蛋白;并且敲除了ROX1基因。
在本发明的一种实施方式中,所述重组酿酒酵母通过PGPD启动子强化表达tHMG1,通过PPGK1启动子强化表达INO2,通过PTEF1启动子强化表达ERG20和IDI,通过PTDH3启动子强化表达Pdr5,通过PTEF2启动子强化表达Osh3。
在本发明的一种实施方式中,所述强化表达,是指在酿酒酵母BY 4741基因组上强化表达了2个拷贝数的tHMG1、1个拷贝数的IDI、1个拷贝数的ERG20,并且强化表达了1个拷贝数的INO2、1个拷贝数的Osh3和1个拷贝数的Pdr5。
在本发明的一种实施方式中,以酿酒酵母BY 4741为出发菌株。
在本发明的一种实施方式中,所述tHMG1的Gene ID为42650、所述IDI的Gene ID为855986、所述ERG20的Gene ID为853272、所述INO2的Gene ID为851701、所述ROX1的Gene ID为856178、所述Pdr5蛋白的Gene ID为854324、所述Osh3蛋白的Gene ID为856472。
本发明还提供了上述重组酿酒酵母的构建方法,所述方法包括以下步骤:
(1)敲除BY4741基因组上的编码ROX1酶的基因,并将PGPD-tHMG1-TADH1片段整合到BY4741基因组上,构建得到BY4741ΔROX1-PGPD-tHMG1-TADH1,命名为酿酒酵母Y1;
(2)将PTEF1-IDI-TCYC1片段整合至Y1菌株基因组上,构建得到酿酒酵母菌株BY4741ΔROX1-PGPD-tHMG1-TADH1-911b-PTEF1-IDI-TCYC1,命名为酿酒酵母Y2;
(3)将PGPD-tHMG1-TADH1-PTEF1-ERG20-TCYC1片段整合至Y2菌株基因组上,构建得到酿酒酵母菌株BY4741ΔROX1-PGPD-tHMG1-TADH1-911b-PTEF1-IDI-TCYC1-PGPD-tHMG1-TADH1-PTEF1-ERG20-TCYC1,命名为酿酒酵母Y3;
(4)将PPGK1-INO2-TINO2片段整合至Y3菌株基因组上,构建得到酿酒酵母菌株BY4741ΔROX1-PGPD-tHMG1-TADH1-911b-PTEF1-IDI-TCYC1-PGPD-tHMG1-TADH1-PTEF1-ERG20-TCYC1-PPGK1-INO2-TINO2,命名为酿酒酵母Y4;
(5)将PTDH3-PDR5-TTDH3片段整合至Y4菌株基因组上,构建得到酿酒酵母菌株BY4741ΔROX1-PGPD-tHMG1-TADH1-911b-PTEF1-IDI-TCYC1-PGPD-tHMG1-TADH1-PTEF1-ERG20-TCYC1-PPGK1-INO2-TINO2-208a-PTDH3-PDR5-TTDH3,命名为酿酒酵母Y4Z1;
(6)将PTEF2-OSH3-TTDH3片段整合至Y4Z1菌株基因组上,构建得到酿酒酵母菌株BY4741ΔROX1-PGPD-tHMG1-TADH1-911b-PTEF1-IDI-TCYC1-PGPD-tHMG1-TADH1-PTEF1-ERG20-TCYC1-PPGK1-INO2-TINO2-208a-PTDH3-PDR5-TTDH3-1622b-PTEF2-OSH3-TTDH3,命名为酿酒酵母Z1O3,即得到本发明的菌株酿酒酵母Z1O3。
本发明还提供了一种制备角鲨烯的方法,采用上述重组酿酒酵母发酵制备得到。
在本发明的一种实施方式中,所述方法为,将重组酿酒酵母接种至种子培养基,制备得到种子液,将制备得到的种子液以2%~4%(v/v)的接种量接入发酵培养基中,发酵培养,制备得到角鲨烯。
在本发明的一种实施方式中,将所述的重组酿酒酵母接种至SD-Trp-Leu培养基中,于30℃,220rpm条件下,培养16-24h,得到种子液。
在本发明的一种实施方式中,所述SD-Trp-Leu培养基每升组分包括:尿嘧啶50mg,组氨酸50mg、无氨基酵母氮源(YNB)6.7g,无水葡萄糖20g。
在本发明的一种实施方式中,将制备得到的种子液以2%~4%(v/v)的接种量接入发酵培养基中,在30℃,220rpm条件下培养84~96h。
在本发明的一种实施方式中,所述发酵培养基每升组分包括:大豆蛋白胨50g,无水葡萄糖25g,蔗糖25g,甘油25g,K2HPO4 0.6g。
本发明还提供了一种提高酿酒酵母胞外分泌角鲨烯的方法,所述方法为:在酿酒酵母中强化表达3-羟基-3-甲基戊二酰辅酶A还原酶tHMG1、异戊烯基焦磷酸异构酶IDI、法尼基焦磷酸合酶ERG20、内质网大小调节因子的相关基因INO2、Pdr5蛋白和Osh3蛋白;并且敲除酿酒酵母中的ROX1基因。
在本发明的一种实施方式中,通过PGPD启动子强化表达tHMG1,通过PPGK1启动子强化表达INO2,通过PTEF1启动子强化表达ERG20、IDI和Osh3,通过P TDH3启动子强化Pdr5。
在本发明的一种实施方式中,所述tHMG1的Gene ID为42650、所述IDI的Gene ID为855986、所述ERG20的Gene ID为853272、所述INO2的Gene ID为851701、所述ROX1的Gene ID为856178、所述Pdr5蛋白的Gene ID为854324、所述Osh3蛋白的Gene ID为856472。
本发明还提供了上述重组酿酒酵母,或上述方法在制备含有角鲨烯产品中的应用。
本发明还提供了一种应用上述重组酿酒酵母在5L生物反应器中进行发酵的方法。
在本发明的一种实施方式中,将上述重组酿酒酵母接种至SD-Trp-Leu培养基中,在30℃,220rpm条件下,培养16~24h,制备得到种子液;
将制备得到的种子液按2%(v/v)的接种量接种于两瓶装有135mL YPD培养基并添加抗生素的500mL锥形瓶中,在30℃,220rpm条件下,培养16-24h后,制备得到培养液,将制备得到的培养液按体积比为(1:10)的接种量接种于装有2.7L发酵培养基、270mL十二烷和3mL卡那霉素(50mg/mL)的5L生物反应器中;通过流加50%氨水将pH控制在5.10~5.20,发酵温度控制为30℃,通气量为1vvm,通过关联搅拌转速(200~700rpm)控制溶氧(DO)维持在30%。发酵10h后流加葡萄糖(500g/L)使罐中葡萄糖浓度维持在5g/L左右。
在本发明的一种实施方式中,所述发酵培养基每升组分包括:大豆蛋白胨50g,无水葡萄糖25g,蔗糖25g,甘油25g,K2HPO4 0.6g。
在本发明的一种实施方式中,YPD培养基为本领域常规培养基,每升组分包括:胰蛋白胨20g,无水葡萄糖20g,酵母提取物10g。
有益效果
本发明构建了一株可向胞外高效转运角鲨烯的高产重组S.cerevisiae菌株Z1O3,利用其进行5L生物反应器发酵时,角鲨烯产量达到1726.03mg/L(70.75mg/g DCW),胞外角鲨烯含量也达到6995.81mg/L。在该菌株中,通过过表达Pdr5转运蛋白,从无到有的实现了角鲨烯向胞外的高效转运,减少了过量合成的角鲨烯带来的胞内储存负担和对合成途径的反馈抑制;通过过表达Osh3蛋白进一步增强了角鲨烯向胞外转运的效果。由本发明构建的重组菌株具有角鲨烯胞外转运能力,且具有更强的角鲨烯生产性能,具有广阔的应用前景。
附图说明
图1:不同重组酿酒酵母胞外分泌角鲨烯的产量及反应结束后的OD600
图2:不同重组酿酒酵母胞内角鲨烯的产量。
图3:重组菌株Z1O3在5L生物反应器中的发酵验证。
具体实施方式
下述实施例中所涉及的BY4741菌株购自北京华越洋生物。
下述实施例中所涉及的培养基如下:
LB液体培养基:每升含10g胰蛋白胨、10g NaCl和5g酵母提取物。
SD-Trp-Leu培养基:每升含尿嘧啶50mg,组氨酸50mg、无氨基酵母氮源6.7g,无水葡萄糖20g。
发酵培养基:每升含大豆蛋白胨50g,无水葡萄糖25g,蔗糖25g,甘油25g,K2HPO40.6g。
SD Trp平板:YNB培养基6.7g/L,葡萄糖20g/L,L-亮氨酸50mg/L,L-组氨酸50mg/L,尿嘧啶50mg/L,琼脂粉20g/L。
SD Leu平板:YNB培养基6.7g/L,葡萄糖20g/L,L-色氨酸50mg/L,L-组氨酸50mg/L,尿嘧啶50mg/L,琼脂粉20g/L。
SD Trp Leu平板:YNB培养基6.7g/L,葡萄糖20g/L,L-组氨酸50mg/L,尿嘧啶50mg/L,琼脂粉20g/L。
YPD固体平板:1%酵母粉,2%蛋白胨,2%葡萄糖,1.5%琼脂粉。
下述实施例中所涉及的检测方法如下:
角鲨烯含量的检测:
将发酵后的菌液离心,把位于上层的十二烷吸出,用滤膜过滤进入液相瓶;将剩余菌体和培养基摇匀后加入破碎管中,并加入等体积的乙酸乙酯作为萃取相,使用玻璃珠研磨破碎细胞,离心后将上层的乙酸乙酯吸出,适当比例稀释后用滤膜过滤进入液相瓶;使用安捷伦1200液相色谱仪和赛默飞C18 ODS色谱柱在195nm波长处对角鲨烯产量进行检测,流动相成分为HPLC级乙腈,检测柱温40℃,流速为1.6mL·min-1;其中高效液相色谱(HPLC)条件为:使用Agilent 1260进行高效液相色谱检测,色谱柱为C18ODS(5μm,250×4.6mm,Thermo Fisher Scientific,Waltham,MA,USA)。流动相:纯乙腈,流速0.6mL/min,柱温40℃,波长为195nm,进样体积为10μL。
重组酿酒酵母OD600的检测方法:
将培养16-24h的酵母种子液按1%的接种量接种于装有25mL发酵培养基和2.5mL十二烷的250mL摇瓶中,置于30℃,220rpm培养。间隔一定时间从摇瓶中取样,按适当比例稀释后使用紫外分光光度计测量OD600
下述实施例中所涉及的质粒的构建在E.coli JM109中进行,质粒构建完成后作为模板扩增表达框,同时扩增整合位点上下游同源臂和两端含有LoxP位点的营养缺陷型标记,转化到角鲨烯高产菌株中进行Pdr5和Osh3的过表达。
下述实施例中所涉及的引物序列如表1所示:
表1:引物序列
Figure BDA0003209372220000031
Figure BDA0003209372220000041
实施例1:构建酿酒酵母菌株Y1
具体步骤如下:
(1)人工合成基因片段PGPD-tHMG1-TADH1(核苷酸序列如SEQ ID NO.1所示);
以酿酒酵母BY4741基因组为模板,采用表1所述的引物序列,用引物ROX1-UP-F、ROX1-UP-R扩增得到基因片段ROX1-UP;
用引物ROX1-DOWN-F、ROX1-DOWN-R扩增得到基因片段ROX1-DOWN;
以质粒pMHyLp-His(核苷酸序列如SEQ ID NO.2所示)为模板,采用引物ROX1-loxH-F、ROX1-loxH-R扩增得到ROX1-His片段。
(2)将步骤(1)中的四个片段PGPD-tHMG1-TADH1、ROX1-UP、ROX1-DOWN、ROX1-His采用PCR进行融合PCR,跑胶得到的正确条带进行切胶回收后得到融合基因片段ΔROX1-PGPD-tHMG1-TADH1
(3)将步骤(2)中的融合基因片段转化入酿酒酵母BY4741菌株感受态中,在SD His平板上于30℃培养2-3天,使用表1所述的引物YZ-tHMG1-F、YZ-tHMG1-R进行单菌落PCR验证。挑选条带正确的单菌落,得到菌株BY4741ΔROX1-PGPD-tHMG1-TADH1-His。
(4)将步骤(3)得到的菌株制备成感受态,转化入PY26-Cre(核苷酸序列如SEQ IDNO.3所示)质粒,在SD Ura平板上于30℃培养2-3天,取单菌落接入YPD培养基内培养15-24h,划线于含有5-FOA的YPD平板上,于30℃培养2-3天。将长出的单菌落分别在SD Ura、SDHis、YPD固体平板上进行点板验证,仅在YPD培养基上生长的单菌落为正确的酿酒酵母菌株BY4741ΔROX1-PGPD-tHMG1-TADH1,命名为酿酒酵母Y1。
实施例2:构建酿酒酵母菌株Y2
(1)人工合成基因片段PTEF1-IDI-TCYC1(核苷酸序列如SEQ ID NO.4所示);
以酿酒酵母BY4741基因组为模板,采用如表1所示的引物序列,用引物911b-UP-F、911b-UP-R扩增得到基因片段911b-UP;
用引物911b-DOWN-F、911b-DOWN-R扩增得到基因片段911b-DOWN;
以质粒pMHyLp-His为模板,采用引物IDI-loxH-F、IDI-loxH-R扩增得到INO2-His片段。
(2)将步骤(1)中的四个片段PTEF1-IDI-TCYC1、911b-UP、911b-DOWN、IDI-His采用PCR进行融合PCR,跑胶得到的正确条带进行切胶回收后得到融合基因片段911b-PTEF1-IDI-TCYC1
(3)将步骤(2)中的基因片段转化入实施例1制备得到的Y1菌株感受态中,在SDHis平板上于30℃培养2-3天,使用引物YZ-IDI-F、YZ-IDI-R进行单菌落PCR验证。挑选条带正确的单菌落,得到菌株Y1-911b-PTEF1-IDI-TCYC1-His。
(4)将步骤(3)得到的菌株制备成感受态,转化入PY26-Cre质粒,在SD Ura平板上于30℃培养2-3天,取单菌落接入YPD培养基内培养15-24h,划线于含有5-FOA的YPD平板上,于30℃培养2-3天。将长出的单菌落分别在SD Ura、SD His、YPD固体平板上进行点板验证,仅在YPD培养基上生长的单菌落为正确的酿酒酵母菌株BY4741ΔROX1-PGPD-tHMG1-TADH1-911b-PTEF1-IDI-TCYC1,命名为酿酒酵母Y2。
实施例3:构建酿酒酵母菌株Y3
具体步骤如下:
(1)人工合成基因片段PGPD-tHMG1-TADH1-PTEF1-ERG20-TCYC1(核苷酸序列如SEQ IDNO.5所示);
以酿酒酵母BY4741基因组为模板,采用表1所述的引物序列,用引物ERG20-UP-F、ERG20-UP-R扩增得到基因片段ERG20-UP;
用引物ERG20-DOWN-F、ERG20-DOWN-R扩增得到基因片段ERG20-DOWN;
以质粒pMHyLp-His为模板,采用引物ERG20-loxH-F、ERG20-loxH-R扩增得到ERG20-His片段。
(2)将步骤(1)中的四个片段PGPD-tHMG1-TADH1-PTEF1-ERG20-TCYC1-PPGK、ERG20-UP、ERG20-DOWN、ERG20-His采用PCR进行融合PCR,跑胶得到的正确条带进行切胶回收后得到融合基因片段PGPD-tHMG1-TADH1-PTEF1-ERG20-TCYC1
(3)将步骤(2)中得到的融合基因片段转化入实施例2制备得到的Y2菌株的感受态中,在SD His平板上于30℃培养2-3天,使用引物YZ-ERG20-F、YZ-ERG20-R进行单菌落PCR验证;挑选条带正确的单菌落,得到菌株Y2-PGPD-tHMG1-TADH1-PTEF1-ERG20-TCYC1-His。
(4)将步骤(3)得到的菌株制备成感受态,转化入PY26-Cre质粒,在SD Ura平板上于30℃培养2-3天,取单菌落接入YPD培养基内培养15-24h,划线于含有5-氟乳清酸的YPD平板上,于30℃培养2-3天。将长出的单菌落分别在SD Ura、SD His、YPD固体平板上进行点板验证,仅在YPD培养基上生长的单菌落为正确的酿酒酵母菌株BY4741ΔROX1-PGPD-tHMG1-TADH1-911b-PTEF1-IDI-TCYC1-PGPD-tHMG1-TADH1-PTEF1-ERG20-TCYC1,命名为酿酒酵母Y3。
实施例4:构建酿酒酵母菌株Y4
具体步骤如下:
(1)人工合成基因片段PPGK1-INO2-TINO2(核苷酸序列如SEQ ID NO.6所示);
以酿酒酵母BY4741基因组为模板,采用表1所述的引物序列,用引物INO2-UP-F、INO2-UP-R扩增得到基因片段INO2-UP;
用引物INO2-DOWN-F、INO2-DOWN-R扩增得到基因片段INO2-DOWN;
以质粒pMHyLp-His为模板,采用引物INO2-loxH-F、INO2-loxH-R扩增得到INO2-His片段。
(2)将步骤(1)中的四个片段PPGK1-INO2-TINO2、INO2-UP、INO2-DOWN、INO2-His采用PCR进行融合PCR,跑胶得到的正确条带进行切胶回收后得到融合基因片段UP-PPGK1-INO2-TINO2-Down;
(3)将步骤(2)中得到的融合基因片段转化入实施例3制备得到的Y3菌株的感受态中,在SD His平板上于30℃培养2-3天,使用引物YZ-INO2-F、YZ-INO2-R进行单菌落PCR验证;挑选条带正确的单菌落,得到菌株Y3-PPGK1-INO2-TINO2-His。
(4)将步骤(3)得到的菌株制备成感受态,转化入PY26-Cre质粒,在SD Ura平板上于30℃培养2-3天,取单菌落接入YPD培养基内培养15-24h,划线于含有5-氟乳清酸的YPD平板上,于30℃培养2-3天。将长出的单菌落分别在SD Ura、SD His、YPD固体平板上进行点板验证,仅在YPD培养基上生长的单菌落为正确的酿酒酵母菌株BY4741ΔROX1-PGPD-tHMG1-TADH1-911b-PTEF1-IDI-TCYC1-PGPD-tHMG1-TADH1-PTEF1-ERG20-TCYC1-PPGK1-INO2-TINO2,命名为酿酒酵母Y4。
实施例5:构建酿酒酵母菌株Y4Z1
具体步骤如下:
(1)人工合成基因片段PTDH3-PDR5-TTDH3(核苷酸序列如SEQ ID NO.7所示);
以酿酒酵母BY4741基因组为模板,采用表1所述的引物序列,用引物208a-UP-F、208a-UP-R扩增得到基因片段208a-UP;
用引物208a-DOWN-F、208a-DOWN-R扩增得到基因片段208a-DOWN;
以质粒pMHyLp-Trp(核苷酸序列如SEQ ID NO.8所示)为模板,采用引物PDR5-loxT-F、PDR5-loxT-R扩增得到PDR5-Trp片段。
(2)将步骤(1)中的四个片段PTDH3-PDR5-TTDH3、208a-UP、208a-DOWN、PDR5-Trp采用PCR进行融合PCR,跑胶得到的正确条带进行切胶回收后得到融合基因片段UP-PTDH3-PDR5-TTDH3-Down;
(3)将步骤(2)中得到的融合基因片段转化入实施例4制备得到的Y4菌株的感受态中,在SD Trp平板上于30℃培养2-3天,使用引物YZ-PDR5-F、YZ-PDR5-R进行单菌落PCR验证;挑选条带正确的单菌落,得到菌株Y4-PTDH3-PDR5-TTDH3-Trp。
(4)将步骤(3)得到的菌株制备成感受态,转化入PY26-Cre质粒,在SD Ura平板上于30℃培养2-3天,取单菌落接入YPD培养基内培养15-24h,划线于含有5-氟乳清酸的YPD平板上,于30℃培养2-3天。将长出的单菌落分别在SD Ura、SD Trp、YPD固体平板上进行点板验证,仅在YPD培养基上生长的单菌落为正确的酿酒酵母菌株BY4741ΔROX1-PGPD-tHMG1-TADH1-911b-PTEF1-IDI-TCYC1-PGPD-tHMG1-TADH1-PTEF1-ERG20-TCYC1-PPGK1-INO2-TINO2-208a-PTDH3-PDR5-TTDH3,命名为酿酒酵母Y4Z1。
实施例6:构建酿酒酵母菌株Z1O3
具体步骤如下:
(1)人工合成基因片段PTEF2-OSH3-TTDH3(核苷酸序列如SEQ ID NO.9所示);
以酿酒酵母BY4741基因组为模板,采用表1所述的引物序列,用引物1622b-UP-F、1622b-UP-R扩增得到基因片段1622b-UP;
用引物1622b-DOWN-F、1622b-DOWN-R扩增得到基因片段1622b-DOWN;
以质粒pMHyLp-Leu(核苷酸序列如SEQ ID NO.10所示)为模板,采用引物OSH3-loxL-F、OSH3-loxL-R扩增得到OSH3-Leu片段。
(2)将步骤(1)中的四个片段PTEF2-OSH3-TTDH3、1622b-UP、1622b-DOWN、OSH3-Leu采用PCR进行融合PCR,跑胶得到的正确条带进行切胶回收后得到融合基因片段UP-PTEF2-OSH3-TTDH3-Down;
(3)将步骤(2)中得到的融合基因片段转化入实施例5制备得到的Y4Z1菌株的感受态中,在SD Leu平板上于30℃培养2-3天,使用引物YZ-OSH3-F、YZ-OSH3-R进行单菌落PCR验证;挑选条带正确的单菌落,得到菌株Y4Z1-PTEF2-OSH3-TTDH3-Leu。
(4)将步骤(3)得到的菌株制备成感受态,转化入PY26-Cre质粒,在SD Ura平板上于30℃培养2-3天,取单菌落接入YPD培养基内培养15-24h,划线于含有5-氟乳清酸的YPD平板上,于30℃培养2-3天。将长出的单菌落分别在SD Ura、SD Leu、YPD固体平板上进行点板验证,仅在YPD培养基上生长的单菌落为正确的酿酒酵母菌株BY4741ΔROX1-PGPD-tHMG1-TADH1-911b-PTEF1-IDI-TCYC1-PGPD-tHMG1-TADH1-PTEF1-ERG20-TCYC1-PPGK1-INO2-TINO2-208a-PTDH3-PDR5-TTDH3-1622b-PTEF2-OSH3-TTDH3,命名为酿酒酵母Z1O3。
实施例7:摇瓶发酵条件下重组菌株的角鲨烯产量
具体步骤如下:
(1)分别将上述重组酿酒酵母菌株在30℃,220rpm条件下培养16~24h,制备得到种子液,将制备得到的种子液按2%(v/v)的接种量接种于装有25mL发酵培养基和2.5mL十二烷的250mL锥形瓶,在30℃,220rpm条件下培养96h,制备得到发酵液。
(2)计算胞外角鲨烯的产量:
将发酵液离心后吸净上层十二烷,经滤膜过滤于液相进样瓶,进行高效液相色谱检测,通过与角鲨烯标品峰面积进行换算得出工程菌株发酵产量。将吸净十二烷的发酵液重悬,吸取发酵液稀释100倍后使用紫外分光光度计测量OD600
结果如表2及图1所示,过表达Pdr5和Osh3蛋白的Z1O3菌株胞外十二烷中角鲨烯含量达到893.58mg/L,OD600达到31.36。
表2:不同重组酿酒酵母胞外分泌角鲨烯的产量及反应结束后的OD600
菌株 产量(mg/L) OD<sub>600</sub>
Y4 5.98 81.79
Y4Z1 513.86 42.80
Z1O3 893.58 31.36
(3)计算胞内角鲨烯的产量:
吸取600μL重悬发酵液,使用等量去离子水洗涤并重悬后,与600μL乙酸乙酯和适量0.5mm玻璃珠放入破碎管,使用全细胞研磨仪破碎细胞。离心后吸取乙酸乙酯,适当稀释后经滤膜过滤于液相进样瓶,进行高效液相色谱检测,通过与角鲨烯标品峰面积进行换算得出工程菌株发酵产量。
结果如表3及图2所示,Z1O3菌株胞内角鲨烯含量达到1390.87mg/L(99.86mg/gDCW)。
表3:不同重组酿酒酵母胞内角鲨烯的产量
菌株 胞内产量(mg/L) 胞内产量(mg/g DCW)
Y4 1157.31 31.96
Y4Z1 1416.42 76.04
Z1O3 1390.87 99.86
实施例8:重组菌株在5L生物反应器中的发酵验证
本实施例仅以Y4-Pdr5-Osh3(即:Z1O3)重组酿酒酵母作为研究对象,在5L发酵罐中进行发酵验证。
具体步骤如下:
将实施例6制备得到的种子液按照2%(v/v)的接种量接种于装有150mL发酵培养基的500mL锥形瓶,培养16-24h后,制备得到培养液,将制备得到的培养液按体积比为(1:10)的比例接种于装有2.7L发酵培养基、270mL十二烷、3mL卡那霉素(50mg/mL)的5L生物反应器中。通过向生物反应器中流加50%氨水将pH控制在5.10~5.20,发酵温度控制为30℃,通气量为1vvm,通过关联搅拌转速(200~700rpm)控制溶氧(DO)维持在30%。发酵10h后流加葡萄糖(500g/L)使罐中葡萄糖浓度维持在5g/L。发酵过程中间隔一定时间取样处理进行液相检测并测量残糖和OD600
结果如图3所示,发酵93h时,Z1O3菌株胞外十二烷中角鲨烯含量可达到6995.81mg/L,胞内角鲨烯含量可达到70.75mg/g DCW。
虽然本发明已以较佳实施例公开如上,但其并非用以限定本发明,任何熟悉此技术的人,在不脱离本发明的精神和范围内,都可做各种的改动与修饰,因此本发明的保护范围应该以权利要求书所界定的为准。
SEQUENCE LISTING
<110> 江南大学
<120> 一种胞外转运维生素D3前体角鲨烯的酿酒酵母菌株构建及其应用
<130> BAA211028A
<160> 10
<170> PatentIn version 3.3
<210> 1
<211> 2388
<212> DNA
<213> 人工序列
<400> 1
tcattatcaa tactcgccat ttcaaagaat acgtaaataa ttaatagtag tgattttcct 60
aactttattt agtcaaaaaa ttagcctttt aattctgctg taacccgtac atgcccaaaa 120
tagggggcgg gttacacaga atatataaca tcgtaggtgt ctgggtgaac agtttattcc 180
tggcatccac taaatataat ggagcccgct ttttaagctg gcatccagaa aaaaaaagaa 240
tcccagcacc aaaatattgt tttcttcacc aaccatcagt tcataggtcc attctcttag 300
cgcaactaca gagaacaggg gcacaaacag gcaaaaaacg ggcacaacct caatggagtg 360
atgcaacctg cctggagtaa atgatgacac aaggcaattg acccacgcat gtatctatct 420
cattttctta caccttctat taccttctgc tctctctgat ttggaaaaag ctgaaaaaaa 480
aggttgaaac cagttccctg aaattattcc cctacttgac taataagtat ataaagacgg 540
taggtattga ttgtaattct gtaaatctat ttcttaaact tcttaaattc tacttttata 600
gttagtcttt tttttagttt taaaacacca gaacttagtt tcgaatggac caattggtga 660
aaactgaagt caccaagaag tcttttactg ctcctgtaca aaaggcttct acaccagttt 720
taaccaataa aacagtcatt tctggatcga aagtcaaaag tttatcatct gcgcaatcga 780
gctcatcagg accttcatca tctagtgagg aagatgattc ccgcgatatt gaaagcttgg 840
ataagaaaat acgtccttta gaagaattag aagcattatt aagtagtgga aatacaaaac 900
aattgaagaa caaagaggtc gctgccttgg ttattcacgg taagttacct ttgtacgctt 960
tggagaaaaa attaggtgat actacgagag cggttgcggt acgtaggaag gctctttcaa 1020
ttttggcaga agctcctgta ttagcatctg atcgtttacc atataaaaat tatgactacg 1080
accgcgtatt tggcgcttgt tgtgaaaatg ttataggtta catgcctttg cccgttggtg 1140
ttataggccc cttggttatc gatggtacat cttatcatat accaatggca actacagagg 1200
gttgtttggt agcttctgcc atgcgtggct gtaaggcaat caatgctggc ggtggtgcaa 1260
caactgtttt aactaaggat ggtatgacaa gaggcccagt agtccgtttc ccaactttga 1320
aaagatctgg tgcctgtaag atatggttag actcagaaga gggacaaaac gcaattaaaa 1380
aagcttttaa ctctacatca agatttgcac gtctgcaaca tattcaaact tgtctagcag 1440
gagatttact cttcatgaga tttagaacaa ctactggtga cgcaatgggt atgaatatga 1500
tttctaaagg tgtcgaatac tcattaaagc aaatggtaga agagtatggc tgggaagata 1560
tggaggttgt ctccgtttct ggtaactact gtaccgacaa aaaaccagct gccatcaact 1620
ggatcgaagg tcgtggtaag agtgtcgtcg cagaagctac tattcctggt gatgttgtca 1680
gaaaagtgtt aaaaagtgat gtttccgcat tggttgagtt gaacattgct aagaatttgg 1740
ttggatctgc aatggctggg tctgttggtg gatttaacgc acatgcagct aatttagtga 1800
cagctgtttt cttggcatta ggacaagatc ctgcacaaaa tgttgaaagt tccaactgta 1860
taacattgat gaaagaagtg gacggtgatt tgagaatttc cgtatccatg ccatccatcg 1920
aagtaggtac catcggtggt ggtactgttc tagaaccaca aggtgccatg ttggacttat 1980
taggtgtaag aggcccgcat gctaccgctc ctggtaccaa cgcacgtcaa ttagcaagaa 2040
tagttgcctg tgccgtcttg gcaggtgaat tatccttatg tgctgcccta gcagccggcc 2100
atttggttca aagtcatatg acccacaaca ggaaacctgc tgaaccaaca aaacctaaca 2160
atttggacgc cactgatata aatcgtttga aagatgggtc cgtcacctgc attaaatcct 2220
aagcgaattt cttatgattt atgattttta ttattaaata agttataaaa aaaataagtg 2280
tatacaaatt ttaaagtgac tcttaggttt taaaacgaaa attcttattc ttgagtaact 2340
ctttcctgta ggtcaggttg ctttctcagg tatagcatga ggtcgctc 2388
<210> 2
<211> 4446
<212> DNA
<213> 人工序列
<400> 2
agagcgccca atacgcaaac cgcctctccc cgcgcgttgg ccgattcatt aatgcagctg 60
gcacgacagg tttcccgact ggaaagcggg cagtgagcgc aacgcaatta atgtgagtta 120
gctcactcat taggcacccc aggctttaca ctttatgctt ccggctcgta tgttgtgtgg 180
aattgtgagc ggataacaat ttcacacagg aaacagctat gaccatgatt acgcctagga 240
taacttcgta tagcatacat tatacgaagt tatgacgaca gagaccgggt tggcggcgca 300
tttgtgtccc aaaaaacagc cccaattgcc ccaattgacc ccaaattgac ccacgtttta 360
agagcttggt gagcgctagg agtcactgcc aggtatcgtt tgaacacggc attagtcagg 420
gaagtcataa cacagtcctt tcccgcaatt ttctttttct attactcttg gcctcctcta 480
gtacactcta tattttttta tgcctcggta atgattttca tttttttttt tcccctagcg 540
gatgactctt tttttttctt agcgattggc attatcacat aatgaattat acattatata 600
aagtaatgtg atttcttcga agaatatact aaaaaatgag caggcaagat aaacgaaggc 660
aaagatgaca gagcagaaag ccctagtaaa gcgtattaca aatgaaacca agattcagat 720
tgcgatctct ttaaagggtg gtcccctagc gatagagcac tcgatcttcc cagaaaaaga 780
ggcagaagca gtagcagaac aggccacaca atcgcaagtg attaacgtcc acacaggtat 840
agggtttctg gaccatatga tacatgctct ggccaagcat tccggctggt cgctaatcgt 900
tgagtgcatt ggtgacttac acatagacga ccatcacacc actgaagact gcgggattgc 960
tctcggtcaa gcttttaaag aggccctact ggcgcgtgga gtaaaaaggt ttggatcagg 1020
atttgcgcct ttggatgagg cactttccag agcggtggta gatctttcga acaggccgta 1080
cgcagttgtc gaacttggtt tgcaaaggga gaaagtagga gatctctctt gcgagatgat 1140
cccgcatttt cttgaaagct ttgcagaggc tagcagaatt accctccacg ttgattgtct 1200
gcgaggcaag aatgatcatc accgtagtga gagtgcgttc aaggctcttg cggttgccat 1260
aagagaagcc acctcgccca atggtaccaa cgatgttccc tccaccaaag gtgttcttat 1320
gtagtgacac cgattattta aagctgcagc atacgatata tatacatgtg tatatatgta 1380
tacctatgaa tgtcagtaag tatgtatacg aacagtatga tactgaagat gacaaggtaa 1440
tgcatcattc tatacgtgtc attctgaacg aggcgcgctt tccttttttc tttttgcttt 1500
ttcttttttt ttctcttgaa ctcgataggg taccgactag ttccatggcc tgtccccacg 1560
ttgccggtct tgcctcctac tacctgtcca tcaatgacga ggttctcacc cctgcccagg 1620
tcgaggctct tattactgag tccaacaccg gtgttcttcc caccaccaac ctcaagggct 1680
ctcccaacgc tgttgcctac aacggtgttg gcatttaggc aattaacaga tagtttgccg 1740
gtgataattc tcttaacctc ccacactcct ttgacataac gatttatgta acgaaactga 1800
aatttgacca gatattgttg taaatagaaa atctggcttg taggtggcaa aatgcggcgt 1860
ctttgttcat caattccctc tgtgactact cgtcatccct ttatgttcga ctgtcgtatt 1920
tcttattttc catacatatg caagtgagat gcccgtgtcc gttatcaaat ctagttaata 1980
acttcgtata gcatacatta tacgaagtta tgctagcgtc cggagcggcc gcgcatgcaa 2040
gtcgaccttg gcactggccg tcgttttaca acgtcgtgac tgggaaaacc ctggcgttac 2100
ccaacttaat cgccttgcag cacatccccc tttcgccagc tggcgtaata gcgaagaggc 2160
ccgcaccgat cgcccttccc aacagttgcg cagcctgaat ggcgaatggc gcctgatgcg 2220
gtattttctc cttacgcatc tgtgcggtat ttcacaccgc atatggtgca ctctcagtac 2280
aatctgctct gatgccgcat agttaagcca gccccgacac ccgccaacac ccgctgacgc 2340
gccctgacgg gcttgtctgc tcccggcatc cgcttacaga caagctgtga ccgtctccgg 2400
gagctgcatg tgtcagaggt tttcaccgtc atcaccgaaa cgcgcgagac gaaagggcct 2460
cgtgatacgc ctatttttat aggttaatgt catgataata atggtttctt agacgtcagg 2520
tggcactttt cggggaaatg tgcgcggaac ccctatttgt ttatttttct aaatacattc 2580
aaatatgtat ccgctcatga gacaataacc ctgataaatg cttcaataat attgaaaaag 2640
gaagagtatg agtattcaac atttccgtgt cgcccttatt cccttttttg cggcattttg 2700
ccttcctgtt tttgctcacc cagaaacgct ggtgaaagta aaagatgctg aagatcagtt 2760
gggtgcacga gtgggttaca tcgaactgga tctcaacagc ggtaagatcc ttgagagttt 2820
tcgccccgaa gaacgttttc caatgatgag cacttttaaa gttctgctat gtggcgcggt 2880
attatcccgt attgacgccg ggcaagagca actcggtcgc cgcatacact attctcagaa 2940
tgacttggtt gagtactcac cagtcacaga aaagcatctt acggatggca tgacagtaag 3000
agaattatgc agtgctgcca taaccatgag tgataacact gcggccaact tacttctgac 3060
aacgatcgga ggaccgaagg agctaaccgc ttttttgcac aacatggggg atcatgtaac 3120
tcgccttgat cgttgggaac cggagctgaa tgaagccata ccaaacgacg agcgtgacac 3180
cacgatgcct gtagcaatgg caacaacgtt gcgcaaacta ttaactggcg aactacttac 3240
tctagcttcc cggcaacaat taatagactg gatggaggcg gataaagttg caggaccact 3300
tctgcgctcg gcccttccgg ctggctggtt tattgctgat aaatctggag ccggtgagcg 3360
tgggtctcgc ggtatcattg cagcactggg gccagatggt aagccctccc gtatcgtagt 3420
tatctacacg acggggagtc aggcaactat ggatgaacga aatagacaga tcgctgagat 3480
aggtgcctca ctgattaagc attggtaact gtcagaccaa gtttactcat atatacttta 3540
gattgattta aaacttcatt tttaatttaa aaggatctag gtgaagatcc tttttgataa 3600
tctcatgacc aaaatccctt aacgtgagtt ttcgttccac tgagcgtcag accccgtaga 3660
aaagatcaaa ggatcttctt gagatccttt ttttctgcgc gtaatctgct gcttgcaaac 3720
aaaaaaacca ccgctaccag cggtggtttg tttgccggat caagagctac caactctttt 3780
tccgaaggta actggcttca gcagagcgca gataccaaat actgttcttc tagtgtagcc 3840
gtagttaggc caccacttca agaactctgt agcaccgcct acatacctcg ctctgctaat 3900
cctgttacca gtggctgctg ccagtggcga taagtcgtgt cttaccgggt tggactcaag 3960
acgatagtta ccggataagg cgcagcggtc gggctgaacg gggggttcgt gcacacagcc 4020
cagcttggag cgaacgacct acaccgaact gagataccta cagcgtgagc tatgagaaag 4080
cgccacgctt cccgaaggga gaaaggcgga caggtatccg gtaagcggca gggtcggaac 4140
aggagagcgc acgagggagc ttccaggggg aaacgcctgg tatctttata gtcctgtcgg 4200
gtttcgccac ctctgacttg agcgtcgatt tttgtgatgc tcgtcagggg ggcggagcct 4260
atggaaaaac gccagcaacg cggccttttt acggttcctg gccttttgct ggccttttgc 4320
tcacatgttc tttcctgcgt tatcccctga ttctgtggat aaccgtatta ccgcctttga 4380
gtgagctgat accgctcgcc gcagccgaac gaccgagcgc agcgagtcag tgagcgagga 4440
agcgga 4446
<210> 3
<211> 8460
<212> DNA
<213> 人工序列
<400> 3
gacgaaaggg cctcgtgata cgcctatttt tataggttaa tgtcatgata ataatggttt 60
cttagtatga tccaatatca aaggaaatga tagcattgaa ggatgagact aatccaattg 120
aggagtggca gcatatagaa cagctaaagg gtagtgctga aggaagcata cgataccccg 180
catggaatgg gataatatca caggaggtac tagactacct ttcatcctac ataaatagac 240
gcatataagt acgcatttaa gcataaacac gcactatgcc gttcttctca tgtatatata 300
tatacaggca acacgcagat ataggtgcga cgtgaacagt gagctgtatg tgcgcagctc 360
gcgttgcatt ttcggaagcg ctcgttttcg gaaacgcttt gaagttccta ttccgaagtt 420
cctattctct agaaagtata ggaacttcag agcgcttttg aaaaccaaaa gcgctctgaa 480
gacgcacttt caaaaaacca aaaacgcacc ggactgtaac gagctactaa aatattgcga 540
ataccgcttc cacaaacatt gctcaaaagt atctctttgc tatatatctc tgtgctatat 600
ccctatataa cctacccatc cacctttcgc tccttgaact tgcatctaaa ctcgacctct 660
acatttttta tgtttatctc tagtattact ctttagacaa aaaaattgta gtaagaacta 720
ttcatagagt gaatcgaaaa caatacgaaa atgtaaacat ttcctatacg tagtatatag 780
agacaaaata gaagaaaccg ttcataattt tctgaccaat gaagaatcat caacgctatc 840
actttctgtt cacaaagtat gcgcaatcca catcggtata gaatataatc ggggatgcct 900
ttatcttgaa aaaatgcacc cgcagcttcg ctagtaatca gtaaacgcgg gaagtggagt 960
caggcttttt ttatggaaga gaaaatagac accaaagtag ccttcttcta accttaacgg 1020
acctacagtg caaaaagtta tcaagagact gcattataga gcgcacaaag gagaaaaaaa 1080
gtaatctaag atgctttgtt agaaaaatag cgctctcggg atgcattttt gtagaacaaa 1140
aaagaagtat agattctttg ttggtaaaat agcgctctcg cgttgcattt ctgttctgta 1200
aaaatgcagc tcagattctt tgtttgaaaa attagcgctc tcgcgttgca tttttgtttt 1260
acaaaaatga agcacagatt cttcgttggt aaaatagcgc tttcgcgttg catttctgtt 1320
ctgtaaaaat gcagctcaga ttctttgttt gaaaaattag cgctctcgcg ttgcattttt 1380
gttctacaaa atgaagcaca gatgcttcgt tcaggtggca cttttcgggg aaatgtgcgc 1440
ggaaccccta tttgtttatt tttctaaata cattcaaata tgtatccgct catgagacaa 1500
taaccctgat aaatgcttca ataatattga aaaaggaaga gtatgagtat tcaacatttc 1560
cgtgtcgccc ttattccctt ttttgcggca ttttgccttc ctgtttttgc tcacccagaa 1620
acgctggtga aagtaaaaga tgctgaagat cagttgggtg cacgagtggg ttacatcgaa 1680
ctggatctca acagcggtaa gatccttgag agttttcgcc ccgaagaacg ttttccaatg 1740
atgagcactt ttaaagttct gctatgtggc gcggtattat cccgtattga cgccgggcaa 1800
gagcaactcg gtcgccgcat acactattct cagaatgact tggttgagta ctcaccagtc 1860
acagaaaagc atcttacgga tggcatgaca gtaagagaat tatgcagtgc tgccataacc 1920
atgagtgata acactgcggc caacttactt ctgacaacga tcggaggacc gaaggagcta 1980
accgcttttt tgcacaacat gggggatcat gtaactcgcc ttgatcgttg ggaaccggag 2040
ctgaatgaag ccataccaaa cgacgagcgt gacaccacga tgcctgtagc aatggcaaca 2100
acgttgcgca aactattaac tggcgaacta cttactctag cttcccggca acaattaata 2160
gactggatgg aggcggataa agttgcagga ccacttctgc gctcggccct tccggctggc 2220
tggtttattg ctgataaatc tggagccggt gagcgtgggt ctcgcggtat cattgcagca 2280
ctggggccag atggtaagcc ctcccgtatc gtagttatct acacgacggg gagtcaggca 2340
actatggatg aacgaaatag acagatcgct gagataggtg cctcactgat taagcattgg 2400
taactgtcag accaagttta ctcatatata ctttagattg atttaaaact tcatttttaa 2460
tttaaaagga tctaggtgaa gatccttttt gataatctca tgaccaaaat cccttaacgt 2520
gagttttcgt tccactgagc gtcagacccc gtagaaaaga tcaaaggatc ttcttgagat 2580
cctttttttc tgcgcgtaat ctgctgcttg caaacaaaaa aaccaccgct accagcggtg 2640
gtttgtttgc cggatcaaga gctaccaact ctttttccga aggtaactgg cttcagcaga 2700
gcgcagatac caaatactgt ccttctagtg tagccgtagt taggccacca cttcaagaac 2760
tctgtagcac cgcctacata cctcgctctg ctaatcctgt taccagtggc tgctgccagt 2820
ggcgataagt cgtgtcttac cgggttggac tcaagacgat agttaccgga taaggcgcag 2880
cggtcgggct gaacgggggg ttcgtgcaca cagcccagct tggagcgaac gacctacacc 2940
gaactgagat acctacagcg tgagctatga gaaagcgcca cgcttcccga agggagaaag 3000
gcggacaggt atccggtaag cggcagggtc ggaacaggag agcgcacgag ggagcttcca 3060
gggggaaacg cctggtatct ttatagtcct gtcgggtttc gccacctctg acttgagcgt 3120
cgatttttgt gatgctcgtc aggggggcgg agcctatgga aaaacgccag caacgcggcc 3180
tttttacggt tcctggcctt ttgctggcct tttgctcaca tgttctttcc tgcgttatcc 3240
cctgattctg tggataaccg tattaccgcc tttgagtgag ctgataccgc tcgccgcagc 3300
cgaacgaccg agcgcagcga gtcagtgagc gaggaagcgg aagagcgccc aatacgcaaa 3360
ccgcctctcc ccgcgcgttg gccgattcat taatgcagct ggcacgacag gtttcccgac 3420
tggaaagcgg gcagtgagcg caacgcaatt aatgtgagtt acctcactca ttaggcaccc 3480
caggctttac actttatgct tccggctcct atgttgtgtg gaattgtgag cggataacaa 3540
tttcacacag gaaacagcta tgaccatgat tacgccaagc gcgcaattaa ccctcactaa 3600
agggaacaaa agctggagct cgctattacg ccagctgaat tggagcgacc tcatgctata 3660
ctgagaaagc aacctgacct acaggaaaga gttactcaag aataagaatt ttcgttttaa 3720
aacctaagag tcactttaaa atttgtatac acttattttt tttataactt atttaataat 3780
aaaaatcata aatcataaga aattcgctta tttagaagtg tcaacaacgt atctaccaac 3840
gatttgaccc ttttccatct tttcgtaaat ttctggcaag gtagacaagc cgacaacctt 3900
gattggagac ttgaccaaac ctctggcgaa gaattgttaa ttaaagatct ccgcggtccg 3960
gagttaactg atcatcagtc accatcctcc aggagacgca ccatggcgcc ggtttcactg 4020
tcgaggttgc ggatgtagtt catgacgatg ttcacgttgg tccagccgcc ggcctgcatg 4080
atctcgggga tgctcacgcc ggcgcgcgcc atgtcgcggg cggcgccgac acgcgcgctg 4140
tggccgctcc aagccaggta gcgctggccg ctgtcgtcct tggcgccgta gatcaggcgg 4200
tgggtcgctt cgaagatgcc ctccagggcg cgggtgctca gctgcgaggt cgccgagggg 4260
gccgccacgc cgttcttgcg gacacggcag aagaggtagt tgttggggtc gtccgccacg 4320
ccggacaccg agatccaccg ttcgacgagc ttggttacgc ccagggacag ggccttctcg 4380
acgcccgcgg tgctgaccag ggtcttggtg cggccgatgt ggatgagcat gcgaccaccg 4440
tcggtgcgcg agatgtcctt cacgcgaata cgggcgattt cggcgatgcg caggagggtg 4500
ttgtaggcga tgcccagaaa ggccaggttg cggatatcct ggcagcggtc gctgttctcc 4560
atcagcgagc gaacctggtc gaagtcggta cgttcgaagg cgagggcctg cttggcgcgt 4620
tcgccagcgt ccacgttctc cttgcggatg cggcgcatca ccaggctcac ggcgttggag 4680
tcgctcgggc ggggcaggcc cgagcggcgg tggagcatgt tcagctgtcc gaggtgctgc 4740
tggatggtct tgacggcgag gcccctcgcc tgcaggtaga gcaggtagtc gcgcacgtcc 4800
tccggttcgg ccgggaacca cttgcggttg ttgagcttac accaggcggc ccagctgcgg 4860
cagacgctca gaagcatctt ccaggtgtgt tcggagaagg cctggcggtc gcggaacatg 4920
tccatgaggt tcttgcgcac ttcgtcgctg gtggcgtcca cgggcagggc cgggaggttc 4980
tggtggacgg tgagcaggtt gctcatggcc gcgctagttc tagaaaactt agattagatt 5040
gctatgcttt ctttctaatg agcaagaagt aaaaaaagtt gtaatagaac aagaaaaatg 5100
aaactgaaac ttgagaaatt gaagaccgtt tattaactta aatatcaatg ggaggtcatc 5160
gaaagagaaa aaaatcaaaa aaaaaatttt caagaaaaag aaacgtgata aaaattttta 5220
ttgccttttt cgacgaagaa aaagaaacga ggcggtctct tttttctttt ccaaaccttt 5280
agtacgggta attaacgaca ccctagagga agaaagaggg gaaatttagt atgctgtgct 5340
tgggtgtttt gaagtggtac ggcgatgcgc ggagtccgag aaaatctgga agagtaaaaa 5400
aggagtagaa acattttgaa gctatgagct ccagcttttg ttccctttag tgagggttaa 5460
ttgcgcgccg agctcagttt atcattatca atactcgcca tttcaaagaa tacgtaaata 5520
attaatagta gtgattttcc taactttatt tagtcaaaaa attagccttt taattctgct 5580
gtaacccgta catgcccaaa atagggggcg ggttacacag aatatataac atcgtaggtg 5640
tctgggtgaa cagtttattc ctggcatcca ctaaatataa tggagcccgc tttttaagct 5700
ggcatccaga aaaaaaaaga atcccagcac caaaatattg ttttcttcac caaccatcag 5760
ttcataggtc cattctctta gcgcaactac agagaacagg ggcacaaaca ggcaaaaaac 5820
gggcacaacc tcaatggagt gatgcaacct gcctggagta aatgatgaca caaggcaatt 5880
gacccacgca tgtatctatc tcattttctt acaccttcta ttaccttctg ctctctctga 5940
tttggaaaaa gctgaaaaaa aaggttgaaa ccagttccct gaaattattc ccctacttga 6000
ctaataagta tataaagacg gtaggtattg attgtaattc tgtaaatcta tttcttaaac 6060
ttcttaaatt ctacttttat agttagtctt ttttttagtt ttaaaacacc agaacttagt 6120
ttcgacggat tctagaacta gtggatcccc cgggctgcag gaattcgata tcaagcttat 6180
cgataccgtc gacctcgagt catgtaatta gttatgtcac gcttacattc acgccctccc 6240
cccacatccg ctctaaccga aaaggaagga gttagacaac ctgaagtcta ggtccctatt 6300
tattttttta tagttatgtt agtattaaga acgttattta tatttcaaat ttttcttttt 6360
tttctgtaca gacgcgtgta cgcatgtaac attatactga aaaccttgct tgagaaggtt 6420
ttgggacgct cgaaggcttt aatttgcggc cggtacccaa ttcgccctat agtgagtcgt 6480
attacgcgcg ctcactggcc gtcgttttac aacgtcgtga ctgggaaaac cctggcgtta 6540
cccaacttaa tcgccttgca gcacatcccc ctttcgccag ctggcgtaat agcgaagagg 6600
cccgcaccga tcgcccttcc caacagttgc gcagcctgaa tggcgaatgg cgcgacgcgc 6660
cctgtagcgg cgcattaagc gcggcgggtg tggtggttac gcgcagcgtg accgctacac 6720
ttgccagcgc cctagcgccc gctcctttcg ctttcttccc ttcctttctc gccacgttcg 6780
ccggctttcc ccgtcaagct ctaaatcggg ggctcccttt agggttccga tttagtgctt 6840
tacggcacct cgaccccaaa aaacttgatt agggtgatgg ttcacgtagt gggccatcgc 6900
cctgatagac ggtttttcgc cctttgacgt tggagtccac gttctttaat agtggactct 6960
tgttccaaac tggaacaaca ctcaacccta tctcggtcta ttcttttgat ttataaggga 7020
ttttgccgat ttcggcctat tggttaaaaa atgagctgat ttaacaaaaa tttaacgcga 7080
attttaacaa aatattaacg tttacaattt cctgatgcgg tattttctcc ttacgcatct 7140
gtgcggtatt tcacaccgca tagggtaata actgatataa ttaaattgaa gctctaattt 7200
gtgagtttag tatacatgca tttacttata atacagtttt ttagttttgc tggccgcatc 7260
ttctcaaata tgcttcccag cctgcttttc tgtaacgttc accctctacc ttagcatccc 7320
ttccctttgc aaatagtcct cttccaacaa taataatgtc agatcctgta gagaccacat 7380
catccacggt tctatactgt tgacccaatg cgtctccctt gtcatctaaa cccacaccgg 7440
gtgtcataat caaccaatcg taaccttcat ctcttccacc catgtctctt tgagcaataa 7500
agccgataac aaaatctttg tcgctcttcg caatgtcaac agtaccctta gtatattctc 7560
cagtagatag ggagcccttg catgacaatt ctgctaacat caaaaggcct ctaggttcct 7620
ttgttacttc ttctgccgcc tgcttcaaac cgctaacaat acctgggccc accacaccgt 7680
gtgcattcgt aatgtctgcc cattctgcta ttctgtatac acccgcagag tactgcaatt 7740
tgactgtatt accaatgtca gcaaattttc tgtcttcgaa gagtaaaaaa ttgtacttgg 7800
cggataatgc ctttagcggc ttaactgtgc cctccatgga aaaatcagtc aagatatcca 7860
catgtgtttt tagtaaacaa attttgggac ctaatgcttc aactaactcc agtaattcct 7920
tggtggtacg aacatccaat gaagcacaca agtttgtttg cttttcgtgc atgatattaa 7980
atagcttggc agcaacagga ctaggatgag tagcagcacg ttccttatat gtagctttcg 8040
acatgattta tcttcgtttc ctgcaggttt ttgttctgtg cagttgggtt aagaatactg 8100
ggcaatttca tgtttcttca acactacata tgcgtatata taccaatcta agtctgtgct 8160
ccttccttcg ttcttccttc tgttcggaga ttaccgaatc aaaaaaattt caaagaaacc 8220
gaaatcaaaa aaaagaataa aaaaaaaatg atgaattgaa ttgaaaagct gtggtatggt 8280
gcactctcag tacaatctgc tctgatgccg catagttaag ccagccccga cacccgccaa 8340
cacccgctga cgcgccctga cgggcttgtc tgctcccggc atccgcttac agacaagctg 8400
tgaccgtctc cgggagctgc atgtgtcaga ggttttcacc gtcatcaccg aaacgcgcga 8460
<210> 4
<211> 1568
<212> DNA
<213> 人工序列
<400> 4
ggccgcaaat taaagccttc gagcgtccca aaaccttctc aagcaaggtt ttcagtataa 60
tgttacatgc gtacacgcgt ctgtacagaa aaaaaagaaa aatttgaaat ataaataacg 120
ttcttaatac taacataact ataaaaaaat aaatagggac ctagacttca ggttgtctaa 180
ctccttcctt ttcggttaga gcggatgtgg ggggagggcg tgaatgtaag cgtgacataa 240
ctaattacat gactcgaggt cgacggtatc gataagcttg atatcgttat agcattctat 300
gaatttgcct gtcattttcc acttcagaaa ggtcatctaa ttgctcccac cagttgaata 360
agtaattctc gcaaataatc ttaaaccaag gcgtaaactt gtaacttggg tcagcaaaca 420
tagttttcaa atcatttggt gaaacccatt tgaagtctct aacttcattg acgtttgggt 480
tgacagtcaa gttttcttta gcgttgatct tataaaatag gatgtaatca atttcatgtt 540
caccccatgg ttcattgctt ggtgccatgt aatggattct gtttaaaaag tgaaacttac 600
cccttgtctt agtttcatct tctggaatac ctaattcatg atctagtttt ctcaccgccg 660
cagtaatagc gcccttaatc ttatcgtcta gcttaccctt caaacctaat tcgtcatcaa 720
tacatagtgg atgagagcag catgtgttag tccaaagatc agggaaagtt attttttcag 780
tggctctttg ttgtaaaagt aattcacctt gttcattgaa aataaagacg gagaatgcac 840
gatgtagtaa acccttttca atattttcca ttaaatgaca aactttcttg gtaccggcac 900
caatagcatt atcgtcccaa tccaaaacaa tacaattttc attcattaac ttaatttgct 960
cctcatcatg accagaaaaa catgtttctc cgctttcgtc atttgacgtc tcactagatc 1020
gggtattagg tctttgttgt aatggaataa tttcaggaaa ctcttccaaa atgtcttcag 1080
gtgtttggtt ttgcactaat ttggcgtaac tagatactgc accatggggc atactattgt 1140
tgtcggcagt catccactag ttctagaaaa cttagattag attgctatgc tttctttcta 1200
atgagcaaga agtaaaaaaa gttgtaatag aacaagaaaa atgaaactga aacttgagaa 1260
attgaagacc gtttattaac ttaaatatca atgggaggtc atcgaaagag aaaaaaatca 1320
aaaaaaaaat tttcaagaaa aagaaacgtg ataaaaattt ttattgcctt tttcgacgaa 1380
gaaaaagaaa cgaggcggtc tcttttttct tttccaaacc tttagtacgg gtaattaacg 1440
acaccctaga ggaagaaaga ggggaaattt agtatgctgt gcttgggtgt tttgaagtgg 1500
tacggcgatg cgcggagtcc gagaaaatct ggaagagtaa aaaaggagta gaaacatttt 1560
gaagctat 1568
<210> 5
<211> 4148
<212> DNA
<213> 人工序列
<400> 5
ggccgcaaat taaagccttc gagcgtccca aaaccttctc aagcaaggtt ttcagtataa 60
tgttacatgc gtacacgcgt ctgtacagaa aaaaaagaaa aatttgaaat ataaataacg 120
ttcttaatac taacataact ataaaaaaat aaatagggac ctagacttca ggttgtctaa 180
ctccttcctt ttcggttaga gcggatgtgg ggggagggcg tgaatgtaag cgtgacataa 240
ctaattacat gactcgaggt cgacggtatc gataagcttg atatcgctat ttgcttctct 300
tgtaaacttt gttcaagaac gcagttaaga catcagcttt gaagccacga gactcatcga 360
cctgagaaat tttggccttc aaatccttgg caatagactc ttcatattcg tggtatagct 420
gttcaatttt caagtcattg aaaatctttt tgcatttggc ttctgcgact gagtccttct 480
taccgtaatt ttcgtctaaa gtctttcttt gttctgcgga agcaagttcc aatgccttgt 540
tgattaccca agaacatttg ttatcttgga tatctgtacc gatcttaccg atctgttctg 600
gggtaccgaa gcagtctaag tagtcatctt gaatttggaa gtattcaccc aatggaatca 660
agacatctct ggcttgtttc aaatcctttt catccgtgat accggcaacg tacatggcca 720
atgcgacagg caagtagaaa gaatagtaag cagtcttgaa agtaactatg aaggagtgct 780
tctttaggga gaacttactc aagtcgactt tgtcttcagg tgcagtgatt aagtccatca 840
attggcccaa ttcggtttgg aaggtgacct catggaacaa ttcggtgata tctatgtagt 900
atttttcgtt tctgaagtga gatttcaaaa gcttgtagat agcagcctct aacatgaatg 960
cgtcattgat ggcaatttcc ccaacttcag gaaccttgta ccaacatggt tggcctcttc 1020
tggtaatgga cttgtccatc atatcatcgg cgaccaagaa gtaagcctgc aacaactcaa 1080
tgcaccaacc tagaatggca accttttcgt attcttcttg ccccaattgt tcaacggtct 1140
tgttggagag aatagcatac gtgtccacaa cggacaaacc tctatttagc ttaccgcctg 1200
gagtgttgta gttcaatgag tgggcatacc agtcacatgc ttccttaggc ataccgtaag 1260
ccaaaagcga tgcgttcaat tcctctacta atttagggaa aacgttcaag aatctctctc 1320
tcctaatttc tttttctgaa gccatccact agttctagaa aacttagatt agattgctat 1380
gctttctttc taatgagcaa gaagtaaaaa aagttgtaat agaacaagaa aaatgaaact 1440
gaaacttgag aaattgaaga ccgtttatta acttaaatat caatgggagg tcatcgaaag 1500
agaaaaaaat caaaaaaaaa attttcaaga aaaagaaacg tgataaaaat ttttattgcc 1560
tttttcgacg aagaaaaaga aacgaggcgg tctctttttt cttttccaaa cctttagtac 1620
gggtaattaa cgacacccta gaggaagaaa gaggggaaat ttagtatgct gtgcttgggt 1680
gttttgaagt ggtacggcga tgcgcggagt ccgagaaaat ctggaagagt aaaaaaggag 1740
tagaaacatt ttgaagctat gagcgacctc atgctatacc tgagaaagca acctgaccta 1800
caggaaagag ttactcaaga ataagaattt tcgttttaaa acctaagagt cactttaaaa 1860
tttgtataca cttatttttt ttataactta tttaataata aaaatcataa atcataagaa 1920
attcgcttag gatttaatgc aggtgacgga cccatctttc aaacgattta tatcagtggc 1980
gtccaaattg ttaggttttg ttggttcagc aggtttcctg ttgtgggtca tatgactttg 2040
aaccaaatgg ccggctgcta gggcagcaca taaggataat tcacctgcca agacggcaca 2100
ggcaactatt cttgctaatt gacgtgcgtt ggtaccagga gcggtagcat gcgggcctct 2160
tacacctaat aagtccaaca tggcaccttg tggttctaga acagtaccac caccgatggt 2220
acctacttcg atggatggca tggatacgga aattctcaaa tcaccgtcca cttctttcat 2280
caatgttata cagttggaac tttcaacatt ttgtgcagga tcttgtccta atgccaagaa 2340
aacagctgtc actaaattag ctgcatgtgc gttaaatcca ccaacagacc cagccattgc 2400
agatccaacc aaattcttag caatgttcaa ctcaaccaat gcggaaacat cactttttaa 2460
cacttttctg acaacatcac caggaatagt agcttctgcg acgacactct taccacgacc 2520
ttcgatccag ttgatggcag ctggtttttt gtcggtacag tagttaccag aaacggagac 2580
aacctccata tcttcccagc catactcttc taccatttgc tttaatgagt attcgacacc 2640
tttagaaatc atattcatac ccattgcgtc accagtagtt gttctaaatc tcatgaagag 2700
taaatctcct gctagacaag tttgaatatg ttgcagacgt gcaaatcttg atgtagagtt 2760
aaaagctttt ttaattgcgt tttgtccctc ttctgagtct aaccatatct tacaggcacc 2820
agatcttttc aaagttggga aacggactac tgggcctctt gtcataccat ccttagttaa 2880
aacagttgtt gcaccaccgc cagcattgat tgccttacag ccacgcatgg cagaagctac 2940
caaacaaccc tctgtagttg ccattggtat atgataagat gtaccatcga taaccaaggg 3000
gcctataaca ccaacgggca aaggcatgta acctataaca ttttcacaac aagcgccaaa 3060
tacgcggtcg tagtcataat ttttatatgg taaacgatca gatgctaata caggagcttc 3120
tgccaaaatt gaaagagcct tcctacgtac cgcaaccgct ctcgtagtat cacctaattt 3180
tttctccaaa gcgtacaaag gtaacttacc gtgaataacc aaggcagcga cctctttgtt 3240
cttcaattgt tttgtatttc cactacttaa taatgcttct aattcttcta aaggacgtat 3300
tttcttatcc aagctttcaa tatcgcggga atcatcttcc tcactagatg atgaaggtcc 3360
tgatgagctc gattgcgcag atgataaact tttgactttc gatccagaaa tgactgtttt 3420
attggttaaa actggtgtag aagccttttg tacaggagca gtaaaagact tcttggtgac 3480
ttcagttttc accaattggt ccattcgaaa ctaagttctg gtgttttaaa actaaaaaaa 3540
agactaacta taaaagtaga atttaagaag tttaagaaat agatttacag aattacaatc 3600
aatacctacc gtctttatat acttattagt caagtagggg aataatttca gggaactggt 3660
ttcaaccttt tttttcagct ttttccaaat cagagagagc agaaggtaat agaaggtgta 3720
agaaaatgag atagatacat gcgtgggtca attgccttgt gtcatcattt actccaggca 3780
ggttgcatca ctccattgag gttgtgcccg ttttttgcct gtttgtgccc ctgttctctg 3840
tagttgcgct aagagaatgg acctatgaac tgatggttgg tgaagaaaac aatattttgg 3900
tgctgggatt cttttttttt ctggatgcca gcttaaaaag cgggctccat tatatttagt 3960
ggatgccagg aataaactgt tcacccagac acctacgatg ttatatattc tgtgtaaccc 4020
gccccctatt ttgggcatgt acgggttaca gcagaattaa aaggctaatt ttttgactaa 4080
ataaagttag gaaaatcact actattaatt atttacgtat tctttgaaat ggcgagtatt 4140
gataatga 4148
<210> 6
<211> 1565
<212> DNA
<213> 人工序列
<400> 6
tcaggaatca tccagtatgt gctgtagtgc ttcatttgcg cttctaatgg acttgatatc 60
gttcattaca caagttaaaa gaatatgctt gggaattctt ttcccgtttt ccttcggtgg 120
ggtccttact gatttaatga gcctttcaaa ggcttctttg gtgtttattc ttcgtatctt 180
ctccatttga acgtgtttcc atttccgtac cttcacaggg tcgtcctcga tattggctgg 240
aatatcagag tctgggattc gtatctcagg tactgaaaac ggtggcgggt tgtagtggtc 300
attgccgata ggctgatgag gtccttccct cgtggtgaac tcagttggca catctgctgt 360
gtttgtgggt aactcccctg tgttactgtg tggatgtgtt tcaggatatc tttgatttaa 420
ttcggtatac ctatgctgct tttttggtga tcttatatgt agatgtgatt cggagttcat 480
ggaagcgttg gaagacatca tatcctgtga tattagattg tctaaaaact gttcaatggc 540
attcgattca ttcgtgctca acaaccccga actggaagga gacaacttga gaccaagcgc 600
ttgatcaaaa cccatgcttg gttgatgagg gttgtgattt agatagtgtg catgagtatg 660
caaaggagca tgatgagttt ggttatcggc aggtatagtt tctacgtgag agggttgcac 720
ggttgctacg ttaggaatta tgccgagctc gtgtgttaac agaggagggg aagttgcact 780
aaacgtgttt tcatgtatgt gcgcagacat ttggtcgtcg aagttactgc tgagcatttg 840
gtaagcagtt tcaaagtcta tatcgttatc cagatctagg atacccagta attcgttccc 900
agttgcttgt tgcattgttt tatatttgtt gtaaaaagta gataattact tccttgatga 960
tctgtaaaaa agagaaaaag aaagcatcta agaacttgaa aaactacgaa ttagaaaaga 1020
ccaaatatgt atttcttgca ttgaccaatt tatgcaagtt tatatatatg taaatgtaag 1080
tttcacgagg ttctactaaa ctaaaccacc cccttggtta gaagaaaaga gtgtgtgaga 1140
acaggctgtt gttgtcacac gattcggaca attctgtttg aaagagagag agtaacagta 1200
cgatcgaacg aactttgctc tggagatcac agtgggcatc atagcatgtg gtactaaacc 1260
ctttcccgcc attccagaac cttcgattgc ttgttacaaa acctgtgagc cgtcgctagg 1320
accttgttgt gtgacgaaat tggaagctgc aatcaatagg aagacaggaa gtcgagcgtg 1380
tctgggtttt ttcagttttg ttctttttgc aaacaaatca cgagcgacgg taatttcttt 1440
ctcgataaga ggccacgtgc tttatgaggg taacatcaat tcaagaagga gggaaacact 1500
tcctttttct ggccctgata atagtatgag ggtgaagcca aaataaagga ttcgcgccca 1560
aatcg 1565
<210> 7
<211> 5785
<212> DNA
<213> 人工序列
<400> 7
tcattatcaa tactgccatt tcaaagaata cgtaaataat taatagtagt gattttccta 60
actttattta gtcaaaaaat tagcctttta attctgctgt aacccgtaca tgcccaaaat 120
agggggcggg ttacacagaa tatataacat cgtaggtgtc tgggtgaaca gtttattcct 180
ggcatccact aaatataatg gagcccgctt tttaagctgg catccagaaa aaaaaagaat 240
cccagcacca aaatattgtt ttcttcacca accatcagtt cataggtcca ttctcttagc 300
gcaactacag agaacagggg cacaaacagg caaaaaacgg gcacaacctc aatggagtga 360
tgcaacctgc ctggagtaaa tgatgacaca aggcaattga cccacgcatg tatctatctc 420
attttcttac accttctatt accttctgct ctctctgatt tggaaaaagc tgaaaaaaaa 480
ggttgaaacc agttccctga aattattccc ctacttgact aataagtata taaagacggt 540
aggtattgat tgtaattctg taaatctatt tcttaaactt cttaaattct acttttatag 600
ttagtctttt ttttagtttt aaaacaccaa gaacttagtt tcgaataaac acacataaac 660
aaacaaaatg cccgaggcca agcttaacaa taacgtcaac gacgttacta gctactcctc 720
cgcgtcttct tctactgaaa acgctgctga tctacacaat tataatgggt tcgatgagca 780
tacagaagct cgaatccaaa aactggcaag gactctgacc gcacagagta tgcaaaactc 840
cactcaatcg gcacccaaca aaagtgatgc tcagtctata ttttctagcg gtgtggaagg 900
tgtaaacccg atattctctg atcctgaagc tccaggctat gacccaaaat tggaccccaa 960
ctccgaaaat ttttctagtg ccgcctgggt taagaatatg gctcacctaa gtgcggcaga 1020
ccctgacttt tataagcctt attccttagg ttgcgcttgg aagaacttaa gtgcttctgg 1080
tgcttccgca gatgtcgcct atcagtcaac tgtggttaat attccataca aaatcctaaa 1140
aagtgggctg agaaagtttc aacgttctaa agaaaccaat actttccaaa tcttgaaacc 1200
aatggatggt tgcctaaacc caggtgaatt gctagtcgtt ttaggtagac caggctctgg 1260
ctgtactact ttattaaaat ccatctcttc aaatactcat ggttttgatc ttggtgcaga 1320
tactaaaatt tcttacagcg gctactcagg tgatgatatt aagaaacatt ttcgtggtga 1380
agttgtttac aacgcagaag ctgatgtaca tctgcctcat ttaacagtct tcgaaacttt 1440
ggttacagta gcgaggttga aaaccccaca gaaccgtatc aagggtgtcg atagggaaag 1500
ttatgcgaat catttggcgg aagtagcaat ggcaacgtac ggtttatcgc atacaaggaa 1560
tacaaaagtt ggtaacgaca tcgtcagagg tgtttccggt ggtgaaagga agcgtgtctc 1620
cattgctgaa gtctccatct gtggatccaa atttcaatgc tgggataatg ctacaagggg 1680
tttggattcc gctaccgctt tggaatttat tcgtgcctta aagactcaag ctgatatttc 1740
caatacatct gccacagtgg ccatctatca atgttctcaa gatgcgtacg acttgttcaa 1800
taaagtctgt gttttggatg atggttatca gatctactat ggccccgccg ataaggccaa 1860
gaagtacttt gaagatatgg ggtatgtttg tccaagcaga caaaccaccg cagatttttt 1920
gacctcagtt acaagtccct ctgagagaac cctgaacaaa gatatgctaa aaaaaggtat 1980
tcatatacca cagaccccga aggaaatgaa cgattactgg gtaaaatctc caaattacaa 2040
agagctaatg aaagaagtcg accaacgatt attgaatgac gatgaagcaa gccgtgaagc 2100
tattaaggaa gcccacattg ctaagcagtc caagagagca agaccttcct ctccttatac 2160
tgtcagctac atgatgcaag ttaaatacct attaatcaga aatatgtgga gactgcgaaa 2220
taatatcggg tttacattat ttatgatttt gggtaactgt agtatggctt taatcttggg 2280
ttcaatgttt ttcaagatca tgaaaaaggg tgatacttct acattctatt tccgtggttc 2340
tgctatgttt tttgcaattc tattcaatgc attttcttct ctgttagaaa tcttttcgtt 2400
atatgaggcc agaccaatca ctgaaaaaca tagaacatat tcgttatacc atccaagtgc 2460
tgacgctttt gcatcagttc tatcagaaat accctcaaag ttaatcatcg ctgtttgctt 2520
caatataatc ttctatttct tagtagactt tagaagaaat ggtggtgtat tctttttcta 2580
cttattaata aacattgtcg cggttttctc catgtctcac ttgtttagat gtgttggttc 2640
cttaacaaag acattgtcag aagctatggt tcccgcttct atgttattgt tggctctatc 2700
catgtatacc ggttttgcta ttcctaagaa gaagatccta cgttggtcta aatggatttg 2760
gtatatcaat ccgttggctt acttattcga atctttgtta attaacgagt ttcatggtat 2820
aaaattcccc tgcgctgaat atgttcctcg tggtcctgcg tatgcaaaca tttctagtac 2880
agaatctgtt tgtaccgtgg ttggagctgt tccaggccaa gactatgttc tgggtgatga 2940
tttcattaga ggaacttatc aatactacca caaagacaaa tggcgtggtt tcggtattgg 3000
tatggcttat gtcgtcttct ttttctttgt ctatctattc ttatgtgaat acaacgaggg 3060
tgctaaacaa aaaggtgaaa tattagtttt cccacgcagt atagttaaaa gaatgaagaa 3120
aagaggtgta ctaactgaaa agaatgcaaa tgaccccgaa aacgttgggg aacgtagtga 3180
cttatccagc gataggaaaa tgctacaaga aagctctgaa gaggaatccg atacttacgg 3240
agaaattggt ttatccaagt cagaggctat atttcactgg agaaaccttt gttacgaagt 3300
tcagattaag gccgaaacaa gacgtatttt gaacaatgtt gatggttggg ttaaaccagg 3360
tactttaaca gctttaatgg gtgcttcagg tgctggtaaa accacacttc tggattgttt 3420
ggccgaaagg gttaccatgg gtgttataac tggtgatatc ttggtcaatg gtattccccg 3480
tgataaatct ttcccaagat ccattggtta ttgtcagcaa caagatttgc atttgaaaac 3540
tgccactgtg agggagtcat tgagattttc tgcttaccta cgtcaaccag ctgaagtttc 3600
cattgaagaa aagaacagat atgttgaaga agttattaaa attcttgaaa tggaaaaata 3660
tgctgatgct gttgttggtg ttgctggtga aggtttaaac gttgaacaaa gaaaaagatt 3720
aaccattggt gttgaattaa ctgccaaacc aaaactgttg gtctttttag atgaacctac 3780
ttctggtttg gattctcaaa ctgcttggtc tatttgtcag ctaatgaaaa agttggcaaa 3840
tcatggtcaa gcaattctat gtactattca ccaaccctct gctattttga tgcaagaatt 3900
cgatcgttta ctatttatgc aacgtggtgg taagactgtc tactttggcg acttgggcga 3960
aggttgtaaa actatgatcg attattttga aagccatggt gctcataaat gccctgctga 4020
cgccaaccca gctgaatgga tgctagaagt tgttggtgca gctccaggct ctcatgcaaa 4080
tcaagattat tacgaagttt ggaggaattc tgaagagtac agggccgttc aatctgaatt 4140
agattggatg gaaagagaat taccaaagaa aggttcgata actgcagctg aggacaaaca 4200
cgaattttca caatcaatta tttatcaaac aaaattggtc agtattcgtc tattccagca 4260
atattggaga tctccagatt atttatggtc gaagtttatt ttaactattt tcaatcaatt 4320
gttcatcggt ttcactttct tcaaagcagg aacctcgcta cagggtttac aaaatcaaat 4380
gttggctgtg ttcatgttta cggttatttt caatcctatt ctacaacaat acctaccatc 4440
ttttgtccag caaagagatt tgtatgaggc cagggaacgc ccctcaagga ctttttcttg 4500
gatttcattt atcttcgctc aaatattcgt ggaagttcca tggaatatat tggcaggtac 4560
tattgcttat tttatctact attatccaat tggattttac tccaacgcgt ctgcagctgg 4620
ccagttgcat gaaaggggtg ctttattttg gttgttctct tgtgctttct acgtttatgt 4680
tggttctatg ggtctgcttg tcatttcatt caaccaagtt gcagaaagtg cagctaactt 4740
agcctctttg ttgtttacaa tgtctttgtc tttttgtggt gttatgacta ccccaagtgc 4800
catgcctaga ttttggatat tcatgtacag ggtttcacct ttgacttatt tcattcaggc 4860
tctgttggct gttggtgttg ctaacgtaga cgtcaaatgc gctgattacg aattgctaga 4920
attcacacca ccatccggta tgacatgtgg gcagtacatg gaaccatatt tacaactagc 4980
aaagactggt tacttaactg atgaaaatgc cactgacacc tgtagtttct gtcaaatatc 5040
tacaaccaat gattacttag ctaatgtcaa ttctttctac agtgagagat ggagaaatta 5100
tggtatcttc atctgttata ttgcattcaa ttatatcgct ggtgtctttt tctactggtt 5160
agcaagagtg cctaaaaaga acggtaaact ctccaagaaa taaagtgaat ttactttaaa 5220
tcttgcattt aaataaattt tctttttata gctttatgac ttagtttcaa tttatatact 5280
attttaatga cattttcgat tcattgattg aaagctttgt gttttttctt gatgcgctat 5340
tgcattgttc ttgtcttttt cgccacatgt aatatctgta gtagatacct gatacattgt 5400
ggatgctgag tgaaatttta gttaataatg gaggcgctct taataatttt ggggatattg 5460
gctttttttt ttaaagttta caaatgaatt ttttccgcca ggataacgat tctgaagtta 5520
ctcttagcgt tcctatcggt acagccatca aatcatgcct ataaatcatg cctatatttg 5580
cgtgcagtca gtatcatcta catgaaaaaa actcccgcaa tttcttatag aatacgttga 5640
aaattaaatg tacgcgccaa gataagataa catatatcta gatgcagtaa tatacacaga 5700
ttcccgcgga cgtgggaagg aaaaaattag ataacaaaat ctgagtgata tggaaattcc 5760
gctgtatagc tcatatcttt ccctt 5785
<210> 8
<211> 4429
<212> DNA
<213> 人工序列
<400> 8
agagcgccca atacgcaaac cgcctctccc cgcgcgttgg ccgattcatt aatgcagctg 60
gcacgacagg tttcccgact ggaaagcggg cagtgagcgc aacgcaatta atgtgagtta 120
gctcactcat taggcacccc aggctttaca ctttatgctt ccggctcgta tgttgtgtgg 180
aattgtgagc ggataacaat ttcacatgtg gaattgtgag cggataacaa tttcacacag 240
gaaacagcta tgaccatgat tacgcctagg ataacttcgt atagcataca ttatacgaag 300
ttatgacgac agagaccggg ttggcggcgc atttgtgtcc caaaaaacag ccccaattgc 360
cccaattgac cccaaattga cccaaacgac attactatat atataatata ggaagcattt 420
aatagacagc atcgtaatat atgtgtactt tgcagttatg acgccagatg gcagtagtgg 480
aagatattct ttattgaaaa atagcttgtc accttacgta caatcttgat ccggagcttt 540
tctttttttg ccgattaaga attaattcgg tcgaaaaaag aaaaggagag ggccaagagg 600
gagggcattg gtgactattg agcacgtgag tatacgtgat taagcacaca aaggcagctt 660
ggagtatgtc tgttattaat ttcacaggta gttctggtcc attggtgaaa gtttgcggct 720
tgcagagcac agaggccgca gaatgtgctc tagattccga tgctgacttg ctgggtatta 780
tatgtgtgcc caatagaaag agaacaattg acccggttat tgcaaggaaa atttcaagtc 840
ttgtaaaagc atataaaaat agttcaggca ctccgaaata cttggttggc gtgtttcgta 900
atcaacctaa ggaggatgtt ttggctctgg tcaatgatta cggcattgat atcgtccaac 960
tgcatggaga tgagtcgtgg caagaatacc aagagttcct cggtttgcca gttattaaaa 1020
gactcgtatt tccaaaagac tgcaacatac tactcagtgc agcttcacag aaacctcatt 1080
cgtttattcc cttgtttgat tcagaagcag gtgggacagg tgaacttttg gattggaact 1140
cgatttctga ctgggttgga aggcaagaga gccccgaaag cttacatttt atgttagctg 1200
gtggactgac gccagaaaat gttggtgatg cgcttagatt aaatggcgtt attggtgttg 1260
atgtaagcgg aggtgtggag acaaatggtg taaaagactc taacaaaata gcaaatttcg 1320
tcaaaaatgc taagaaatag ggtaccgact agttccatgg cctgtcccca cgttgccggt 1380
cttgcctcct actacctgtc catcaatgac gaggttctca cccctgccca ggtcgaggct 1440
cttattactg agtccaacac cggtgttctt cccaccacca acctcaaggg ctctcccaac 1500
gctgttgcct acaacggtgt tggcatttag gcaattaaca gatagtttgc cggtgataat 1560
tctcttaacc tcccacactc ctttgacata acgatttatg taacgaaact gaaatttgac 1620
cagatattgt tgtaaataga aaatctggct tgtaggtggc aaaatgcggc gtctttgttc 1680
atcaattccc tctgtgacta ctcgtcatcc ctttatgttc gactgtcgta tttcttattt 1740
tccatacata tgcaagtgag atgcccgtgt ccgttatcaa atctagttaa taacttcgta 1800
tagcatacat tatacgaagt tatgctagcg tccggagcgg ccgcgcatgc aagtcgacct 1860
tggcactggc cgtcgtttta caacgtcgtg actgggaaaa ccctggcgtt acccaactta 1920
atcgccttgc agcacatccc cctttcgcca gctggcgtaa tagcgaagag gcccgcaccg 1980
atcgcccttc ccaacagttg cgcagcctga atggcgaatg gcgcctgatg cggtattttc 2040
tccttacgca tcaacgtcgt gactgggaaa accctggcgt tacccaactt aatcgccttg 2100
cagcacatcc ccctttcgcc agctggcgta atagcgaaga ggcccgcacc gatcgccctt 2160
cccaacagtt gcgcagcctg aatggcgaat ggcgcctgat gcggtatttt ctccttacgc 2220
atctgtgcgg tatttcacac cgcatatggt gcactctcag tacaatctgc tctgatgccg 2280
catagttaag ccagccccga cacccgccaa cacccgctga cgcgccctga cgggcttgtc 2340
tgctcccggc atccgcttac agacaagctg tgaccgtctc cgggagctgc atgtgtcaga 2400
ggttttcacc gtcatcaccg aaacgcgcga gacgaaaggg cctcgtgata cgcctatttt 2460
tataggttaa tgtcatgata ataatggttt cttagacgtc aggtggcact tttcggggaa 2520
atgtgcgcgg aacccctatt tgtttatttt tctaaataca ttcaaatatg tatccgctca 2580
tgagacaata accctgataa atgcttcaat aatattgaaa aaggaagagt atgagtattc 2640
aacatttccg tgtcgccctt attccctttt ttgcggcatt ttgccttcct gtttttgctc 2700
acccagaaac gctggtgaaa gtaaaagatg ctgaagatca gttgggtgca cgagtgggtt 2760
acatcgaact ggatctcaac agcggtaaga tccttgagag ttttcgcccc gaagaacgtt 2820
ttccaatgat gagcactttt aaagttctgc tatgtggcgc ggtattatcc cgtattgacg 2880
ccgggcaaga gcaactcggt cgccgcatac actattctca gaatgacttg gttgagtact 2940
caccagtcac agaaaagcat cttacggatg gcatgacagt aagagaatta tgcagtgctg 3000
ccataaccat gagtgataac actgcggcca acttacttct gacaacgatc ggaggaccga 3060
aggagctaac cgcttttttg cacaacatgg gggatcatgt aactcgcctt gatcgttggg 3120
aaccggagct gaatgaagcc ataccaaacg acgagcgtga caccacgatg cctgtagcaa 3180
tggcaacaac gttgcgcaaa ctattaactg gcgaactact tactctagct tcccggcaac 3240
aattaataga ctggatggag gcggataaag ttgcaggacc acttctgcgc tcggcccttc 3300
cggctggctg gtttattgct gataaatctg gagccggtga gcgtgggtct cgcggtatca 3360
ttgcagcact ggggccagat ggtaagccct cccgtatcgt agttatctac acgacgggga 3420
gtcaggcaac tatggatgaa cgaaatagac agatcgctga gataggtgcc tcactgatta 3480
agcattggta actgtcagac caagtttact catatatact ttagattgat ttaaaacttc 3540
atttttaatt taaaaggatc taggtgaaga tcctttttga taatctcatg accaaaatcc 3600
cttaacgtga gttttcgttc cactgagcgt cagaccccgt agaaaagatc aaaggatctt 3660
cttgagatcc tttttttctg cgcgtaatct gctgcttgca aacaaaaaaa ccaccgctac 3720
cagcggtggt ttgtttgccg gatcaagagc taccaactct ttttccgaag gtaactggct 3780
tcagcagagc gcagatacca aatactgttc ttctagtgta gccgtagtta ggccaccact 3840
tcaagaactc tgtagcaccg cctacatacc tcgctctgct aatcctgtta ccagtggctg 3900
ctgccagtgg cgataagtcg tgtcttaccg ggttggactc aagacgatag ttaccggata 3960
aggcgcagcg gtcgggctga acggggggtt cgtgcacaca gcccagcttg gagcgaacga 4020
cctacaccga actgagatac ctacagcgtg agctatgaga aagcgccacg cttcccgaag 4080
ggagaaaggc ggacaggtat ccggtaagcg gcagggtcgg aacaggagag cgcacgaggg 4140
agcttccagg gggaaacgcc tggtatcttt atagtcctgt cgggtttcgc cacctctgac 4200
ttgagcgtcg atttttgtga tgctcgtcag gggggcggag cctatggaaa aacgccagca 4260
acgcggcctt tttacggttc ctggcctttt gctggccttt tgctcacatg ttctttcctg 4320
cgttatcccc tgattctgtg gataaccgta ttaccgcctt tgagtgagct gataccgctc 4380
gccgcagccg aacgaccgag cgcagcgagt cagtgagcga ggaagcgga 4429
<210> 9
<211> 4073
<212> DNA
<213> 人工序列
<400> 9
aagggaaaga tatgagctat acagcggaat ttccatatca ctcagatttt gttatctaat 60
tttttccttc ccacgtccgc gggaatctgt gtatattact gcatctagat atatgttatc 120
ttatcttggc gcgtacattt aattttcaac gtattctata agaaattgcg ggagtttttt 180
tcatgtagat gatactgact gcacgcaaat ataggcatga tttataggca tgatttgatg 240
gctgtaccga taggaacgct aagagtaact tcagaatcgt tatcctggcg gaaaaaattc 300
atttgtaaac tttaaaaaaa aaagccaata tccccaaaat tattaagagc gcctccatta 360
ttaactaaaa tttcactcag catccacaat gtatcaggta tctactacag atattacatg 420
tggcgaaaaa gacaagaaca atgcaatagc gcatcaagaa aaaacacaaa gctttcaatc 480
aatgaatcga aaatgtcatt aaaatagtat ataaattgaa actaagtcat aaagctataa 540
aaagaaaatt tatttaaatg caagatttaa agtaaattca cttcaccaga gttgagaaat 600
atcagaccaa tcatgcttct ttcttctttc ccaataactc ttcggtccag ttatgtattt 660
ccattcattc ttagatactt tttcgaaata tttaggctcc acatcttgcc ctttattacg 720
tctttcacgt tgaagttgtt ccaatttcag cttccactct tccgccttat caacatttcc 780
ctcctcgtaa gctctaatat ctggtcttaa tcttgagtcc gtaggtggta aattgccctt 840
ttcaatttca gttatctcat tcaaatttgc ggtgaattta gtaaagccat atttcttctt 900
cggattgcta actaaatcac ctacttccca tatagtttca tgtgtagttt cattagctaa 960
actctgtgtc catttaccag ctagagtttc cttcttgcga ttgctcgaag gtggtgggat 1020
tatcgaaacc ttaaatcctt cagatcttcc actaaacata cctgccttat cgaacaggat 1080
gtgtgatttg tctcccttcg aagaatgtac ttcgaattcg ttgacaggct ccatatatct 1140
ctcacccgct atcaaatttt ttaaaatagt tgttggttgc gtccattcaa atagttctcc 1200
agttgtctta aacttcaatc tcagtatacc ttcgttattc aattcaatag acttacccca 1260
aaacttttgc gatggcgtta cagtgtaact acactcccag tcgagatgct ctgcaaagaa 1320
ggcaaatact ggaggacgat gtgagacctt ttccgatata agcctaaacc ccatatcttc 1380
tcgtataagt tcaaatgttt cagccagtaa aggattaaaa ggctttctta gcgttcttgt 1440
tttatcccta tatatggaaa gaaaggaaat agcaaatgca gaaacaaagg ttataggatc 1500
aggacgttgg gtagccttcg ttaaaagtgg agcatactca aatgtttctg atatcaactg 1560
caaaatagaa ataggctcat ttgaggttac tggcatggca atagagctca gatctttgcc 1620
tacattcttt ctcaaaaaag ataataggct tggcggagaa gctgcagctt caggtatgtc 1680
attacggcgt gtaacactct ttggatagga aagagcaaac aaatccttac ttgtaaatgt 1740
ttctgttgag gattgggcgc ttttggtttt ttgatgatga gggtggccac ggcgacgatt 1800
tttgtgacga tttttgaggt gtttacggct atgattttca tcgttagttg tatagctctc 1860
cacacttgat gaagctatct gttcggatcc cgacaattgg acctcttttg tgaactcatt 1920
ttggtcactt ttaccaagaa ggggagtttc ctcgactata ttattaatat catcttctgt 1980
gtcaggtaat ataatgactc cccgactgat ttcctcttct gcatcaaaaa attcatcatt 2040
ctcgctaaga tatgaagtta aagaaactct cgtgtctttt gctttcttgc acaggatctg 2100
gtggtccttg aataaaacct ctccctgtgt aacgaaccgg ctaacaaata cttcaagatc 2160
tgccaattgg ttatataaag catgctcaat atatgttttg ttggaaggaa cctcttcaga 2220
ggctaaagaa tcagatgacg tcataccaga agaagaatga ttgaatgaag acactctatt 2280
attggtaaag acggaagatg acgaatgtgt tccatttagc ccctccgatc tttgatgtaa 2340
agtagttggt ttataagata acgagtcttt tttacactgc tccagtcgtt gttgaatcaa 2400
acgtagattc atggagaaag tagcgtaaga ttcgctgggc aatgggacat atatgtcatc 2460
catgtctttc tgagtatgct gtctatgtga tagtgcactt ttggtcgtag ccgtgggcgt 2520
gaggtggtcg tggtcttgag gtgagctttt attaattact tccttgtcat cgtcaagaat 2580
gtcgggattt tcttccaaag tggacgtgtc cttatcttcg aactgatcgt caaaacaagt 2640
ttgtaacgca tcgacccacg actgccaatt ttccttagtt gtagccttca agacccaaac 2700
ttccatacca gaatcaatta tgattatttt gtccttctta ttggcactaa cagatgacaa 2760
gcttatgaca atttcacccc tacaagtttg attatggtcg tttaaatagt acgatagggt 2820
tccatatcga aagtccaagg tgaaaaacct tttcttaaaa ccttgtagtc tctttctcct 2880
ttttttcagc aggtagcctt gcaagtaacg accttgtcct actctaaata acatatcctg 2940
ttgagtagat gttctgctta aagctgtagg ccttgcggga ggggtggatc ttgtgcttat 3000
catcgattga ttatcgccgt ttatcacact tgcgttaaaa agaattttct tttttgcatt 3060
cttggaagac gagttgtcca gtataaatgc ataatagtag tctgtatctt tcacttcaag 3120
atcaccttgg accatagtgt taccggaaac gttgccgacc ctcttgacca aagtgaatcc 3180
tgacgcagag agtttttcac gtaggggtat ttcctgggat tgctgctgta tgccgctaat 3240
ggacagtgaa gaatatgatc tctctttcct cttattatcc gatccattgc tcgaactatg 3300
agagtgctgt gaggaacgcc tgtgatgctc ctcaatatta ctcgaacttc ccttatgtaa 3360
tagagatttc gtagtatagt ctagcaatgt tttagtgtca ggtgcaatgt gaactgcgga 3420
agcatggtca tctacactgg atttcaactt tttgtatatg ccgacttcaa tagatttctt 3480
caatggcttg atctgataat tgattacatc gccacggcca cattttaccc aacgaacaac 3540
aaatgatcga ttttgtatat caattgtttc catgtttagt taattatagt tcgttgaccg 3600
tatattctaa aaacaagtac tccttaaaaa aaaaccttga agggaataaa caagtagaat 3660
agatagagag aaaaatagaa aatgcaagag aatttatata ttagaaagag agaaagaaaa 3720
atggaaaaaa aaaaatagga aaagccagaa atagcactag aaggagcgac accagaaaag 3780
aaggtgatgg aaccaattta gctatatata gttaactacc ggctcgatca tctctgcctc 3840
cagcatagtc gaagaagaat tttttttttc ttgaggcttc tgtcagcaac tcgtattttt 3900
tctttctttt ttggtgagcc taaaaagttc ccacgttctc ttgtacgacg ccgtcacaaa 3960
caaccttatg ggtaatttgt cgcggtctgg gtgtataaat gtgtgggtgc aacatgaatg 4020
tacggaggta gtttgctgat tggcggtcta tagatacctt ggttatggcg ccc 4073
<210> 10
<211> 4892
<212> DNA
<213> 人工序列
<400> 10
agagcgccca atacgcaaac cgcctctccc cgcgcgttgg ccgattcatt aatgcagctg 60
gcacgacagg tttcccgact ggaaagcggg cagtgagcgc aacgcaatta atgtgagtta 120
gctcactcat taggcacccc aggctttaca ctttatgctt ccggctcgta tgttgtgtgg 180
aattgtgagc ggataacaat ttcacacagg aaacagctat gaccatgatt acgcctagga 240
taacttcgta tagcatacat tatacgaagt tatgacgaca gagaccgggt tggcggcgca 300
tttgtgtccc aaaaaacagc cccaattgcc ccaattgacc ccaaattgac ccattaagca 360
aggattttct taacttcttc ggcgacagca tcaccgactt cggtggtact gttggaacca 420
cctaaatcac cagttctgat acctgcatcc aaaacctttt taactgcatc ttcaatggcc 480
ttaccttctt caggcaagtt caatgacaat ttcaacatca ttgcagcaga caagatagtg 540
gcgatagggt caaccttatt ctttggcaaa tctggagcag aaccgtggca tggttcgtac 600
aaaccaaatg cggtgttctt gtctggcaaa gaggccaagg acgcagatgg caacaaaccc 660
aaggaacctg ggataacgga ggcttcatcg gagatgatat caccaaacat gttgctggtg 720
attataatac catttaggtg ggttgggttc ttaactagga tcatggcggc agaatcaatc 780
aattgatgtt gaaccttcaa tgtagggaat tcgttcttga tggtttcctc cacagttttt 840
ctccataatc ttgaagaggc caaaacatta gctttatcca aggaccaaat aggcaatggt 900
ggctcatgtt gtagggccat gaaagcggcc attcttgtga ttctttgcac ttctggaacg 960
gtgtattgtt cactatccca agcgacacca tcaccatcgt cttcctttct cttaccaaag 1020
taaatacctc ccactaattc tctgacaaca acgaagtcag tacctttagc aaattgtggc 1080
ttgattggag ataagtctaa aagagagtcg gatgcaaagt tacatggtct taagttggcg 1140
tacaattgaa gttctttacg gatttttagt aaaccttgtt caggtctaac actaccggta 1200
ccccatttag gaccacccac agcacctaac aaaacggcat caaccttctt ggaggcttcc 1260
agcgcctcat ctggaagtgg gacacctgta gcatcgatag cagcaccacc aattaaatga 1320
ttttcgaaat cgaacttgac attggaacga acatcagaaa tagctttaag aaccttaatg 1380
gcttcggctg tgatttcttg accaacgtgg tcacctggca aaacgacgat cttcttaggg 1440
gcagacatag gggcagacat tagaatggta tatccttgaa atatatatat atattgctga 1500
aatgtaaaag gtaagaaaag ttagaaagta agacgattgc taaccaccta ttggaaaaaa 1560
caataggtcc ttaaataata ttgtcaactt caagtattgt gatgcaagca tttagtcatg 1620
aacgcttctc tattctatat gaaaagccgg ttccggcctc tcacctttcc tttttctccc 1680
aatttttcag ttgaaaaagg tatatgcgtc aggcgacctc tgaaattaac aaaaaatttc 1740
cagtcatcga atttgattct gtgcgatagc gcccctgtgt gttctcgtta tgttgaggaa 1800
aaaaataatg gttgctaaga gattcgaact cttgcatctt acgatacctg agtattccca 1860
cagttaactg cggtcaagat atttcttgaa tcaggcgcct tagaccgctc ggccaaacaa 1920
ccaattactt gttgagaaat agagtataat tatcctataa atataacgtt ttagggtacc 1980
gactagttcc atggcctgtc cccacgttgc cggtcttgcc tcctactacc tgtccatcaa 2040
tgacgaggtt ctcacccctg cccaggtcga ggctcttatt actgagtcca acaccggtgt 2100
tcttcccacc accaacctca agggctctcc caacgctgtt gcctacaacg gtgttggcat 2160
ttaggcaatt aacagatagt ttgccggtga taattctctt aacctcccac actcctttga 2220
cataacgatt tatgtaacga aactgaaatt tgaccagata ttgttgtaaa tagaaaatct 2280
ggcttgtagg tggcaaaatg cggcgtcttt gttcatcaat tccctctgtg actactcgtc 2340
atccctttat gttcgactgt cgtatttctt attttccata catatgcaag tgagatgccc 2400
gtgtccgtta tcaaatctag ttaataactt cgtatagcat acattatacg aagttatgct 2460
agcgtccgga gcggccgcgc atgcaagtcg accttggcac tggccgtcgt tttacaacgt 2520
cgtgactggg aaaaccctgg cgttacccaa cttaatcgcc ttgcagcaca tccccctttc 2580
gccagctggc gtaatagcga agaggcccgc accgatcgcc cttcccaaca gttgcgcagc 2640
ctgaatggcg aatggcgcct gatgcggtat tttctcctta cgcatctgtg cggtatttca 2700
caccgcatat ggtgcactct cagtacaatc tgctctgatg ccgcatagtt aagccagccc 2760
cgacacccgc caacacccgc tgacgcgccc tgacgggctt gtctgctccc ggcatccgct 2820
tacagacaag ctgtgaccgt ctccgggagc tgcatgtgtc agaggttttc accgtcatca 2880
ccgaaacgcg cgagacgaaa gggcctcgtg atacgcctat ttttataggt taatgtcatg 2940
ataataatgg tttcttagac gtcaggtggc acttttcggg gaaatgtgcg cggaacccct 3000
atttgtttat ttttctaaat acattcaaat atgtatccgc tcatgagaca ataaccctga 3060
taaatgcttc aataatattg aaaaaggaag agtatgagta ttcaacattt ccgtgtcgcc 3120
cttattccct tttttgcggc attttgcctt cctgtttttg ctcacccaga aacgctggtg 3180
aaagtaaaag atgctgaaga tcagttgggt gcacgagtgg gttacatcga actggatctc 3240
aacagcggta agatccttga gagttttcgc cccgaagaac gttttccaat gatgagcact 3300
tttaaagttc tgctatgtgg cgcggtatta tcccgtattg acgccgggca agagcaactc 3360
ggtcgccgca tacactattc tcagaatgac ttggttgagt actcaccagt cacagaaaag 3420
catcttacgg atggcatgac agtaagagaa ttatgcagtg ctgccataac catgagtgat 3480
aacactgcgg ccaacttact tctgacaacg atcggaggac cgaaggagct aaccgctttt 3540
ttgcacaaca tgggggatca tgtaactcgc cttgatcgtt gggaaccgga gctgaatgaa 3600
gccataccaa acgacgagcg tgacaccacg atgcctgtag caatggcaac aacgttgcgc 3660
aaactattaa ctggcgaact acttactcta gcttcccggc aacaattaat agactggatg 3720
gaggcggata aagttgcagg accacttctg cgctcggccc ttccggctgg ctggtttatt 3780
gctgataaat ctggagccgg tgagcgtggg tctcgcggta tcattgcagc actggggcca 3840
gatggtaagc cctcccgtat cgtagttatc tacacgacgg ggagtcaggc aactatggat 3900
gaacgaaata gacagatcgc tgagataggt gcctcactga ttaagcattg gtaactgtca 3960
gaccaagttt actcatatat actttagatt gatttaaaac ttcattttta atttaaaagg 4020
atctaggtga agatcctttt tgataatctc atgaccaaaa tcccttaacg tgagttttcg 4080
ttccactgag cgtcagaccc cgtagaaaag atcaaaggat cttcttgaga tccttttttt 4140
ctgcgcgtaa tctgctgctt gcaaacaaaa aaaccaccgc taccagcggt ggtttgtttg 4200
ccggatcaag agctaccaac tctttttccg aaggtaactg gcttcagcag agcgcagata 4260
ccaaatactg ttcttctagt gtagccgtag ttaggccacc acttcaagaa ctctgtagca 4320
ccgcctacat acctcgctct gctaatcctg ttaccagtgg ctgctgccag tggcgataag 4380
tcgtgtctta ccgggttgga ctcaagacga tagttaccgg ataaggcgca gcggtcgggc 4440
tgaacggggg gttcgtgcac acagcccagc ttggagcgaa cgacctacac cgaactgaga 4500
tacctacagc gtgagctatg agaaagcgcc acgcttcccg aagggagaaa ggcggacagg 4560
tatccggtaa gcggcagggt cggaacagga gagcgcacga gggagcttcc agggggaaac 4620
gcctggtatc tttatagtcc tgtcgggttt cgccacctct gacttgagcg tcgatttttg 4680
tgatgctcgt caggggggcg gagcctatgg aaaaacgcca gcaacgcggc ctttttacgg 4740
ttcctggcct tttgctggcc ttttgctcac atgttctttc ctgcgttatc ccctgattct 4800
gtggataacc gtattaccgc ctttgagtga gctgataccg ctcgccgcag ccgaacgacc 4860
gagcgcagcg agtcagtgag cgaggaagcg ga 4892

Claims (10)

1.一种重组酿酒酵母,其特征在于,所述重组酿酒酵母强化表达了3-羟基-3-甲基戊二酰辅酶A还原酶tHMG1、异戊烯基焦磷酸异构酶IDI、法尼基焦磷酸合酶ERG20、内质网大小调节因子的相关基因INO2、Pdr5蛋白和Osh3蛋白;并且敲除了ROX1基因。
2.如权利要求1所述的重组酿酒酵母,其特征在于,所述重组酿酒酵母通过PGPD启动子强化表达tHMG1,通过PPGK1启动子强化表达INO2,通过PTEF1启动子强化表达ERG20和IDI,通过PTDH3启动子强化表达Pdr5,通过PTEF2启动子强化表达Osh3。
3.如权利要求1或2所述的重组酿酒酵母,其特征在于,以酿酒酵母BY 4741为出发菌株。
4.如权利要求1~3任一所述的重组酿酒酵母,其特征在于,所述tHMG1的Gene ID为42650、所述IDI的Gene ID为855986、所述ERG20的Gene ID为853272、所述INO2的Gene ID为851701、所述ROX1的Gene ID为856178、所述Pdr5蛋白的Gene ID为854324、所述Osh3蛋白的Gene ID为856472。
5.一种制备角鲨烯的方法,其特征在于,采用权利要求1~4任一所述的重组酿酒酵母发酵制备得到。
6.如权利要求5所述的方法,其特征在于,所述方法为,将重组酿酒酵母接种至种子培养基,制备得到种子液,将制备得到的种子液以2%~4%的接种量接入发酵培养基中,发酵培养,制备得到角鲨烯。
7.如权利要求5或6所述的方法,其特征在于,将所述的重组酿酒酵母接种至种子培养基中,于28~32℃,200~220rpm条件下,培养16-24h,得到种子液。
8.一种提高酿酒酵母胞外分泌角鲨烯的方法,其特征在于,所述方法为:在酿酒酵母中强化表达3-羟基-3-甲基戊二酰辅酶A还原酶tHMG1、异戊烯基焦磷酸异构酶IDI、法尼基焦磷酸合酶ERG20、内质网大小调节因子的相关基因INO2、Pdr5蛋白和Osh3蛋白;并且敲除酿酒酵母中的ROX1基因。
9.如权利要求8所述的方法,其特征在于,通过PGPD启动子强化表达tHMG1,通过PPGK1启动子强化表达INO2,通过PTEF1启动子强化表达ERG20和IDI,通过PTDH3启动子强化表达Pdr5,通过PTEF2启动子强化表达Osh3。
10.权利要求1~4任一所述的重组酿酒酵母,或权利要求5~9任一所述的方法在制备含有角鲨烯产品中的应用。
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112813129A (zh) * 2021-02-05 2021-05-18 江南大学 利用区室化提高酵母菌中7-脱氢胆固醇产量的方法
CN114480153A (zh) * 2021-12-27 2022-05-13 江南大学 一种生产维生素a的酿酒酵母菌及其构建方法
CN114561311A (zh) * 2022-03-28 2022-05-31 江南大学 一种胞外转运视黄醛和视黄醇的酿酒酵母菌株构建及其应用
CN114606149A (zh) * 2022-04-01 2022-06-10 江南大学 一种生产麦角甾醇的酿酒酵母工程菌株及其应用
CN114806909A (zh) * 2021-12-28 2022-07-29 江南大学 一种生产β-胡萝卜素的菌株及其应用
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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110117551A (zh) * 2019-04-04 2019-08-13 华南理工大学 生产瓦伦西亚烯的酿酒酵母工程菌及其构建方法与应用
CN113234610A (zh) * 2021-03-05 2021-08-10 江南大学 一种合成角鲨烯的酿酒酵母菌株及其应用

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110117551A (zh) * 2019-04-04 2019-08-13 华南理工大学 生产瓦伦西亚烯的酿酒酵母工程菌及其构建方法与应用
CN113234610A (zh) * 2021-03-05 2021-08-10 江南大学 一种合成角鲨烯的酿酒酵母菌株及其应用

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CN114480153A (zh) * 2021-12-27 2022-05-13 江南大学 一种生产维生素a的酿酒酵母菌及其构建方法
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