基于杜氏藻代谢途径的番茄红素高产工程菌及其构建方法与应用

文档序号:1751393 发布日期:2019-11-29 浏览:29次 >En<

阅读说明:本技术 基于杜氏藻代谢途径的番茄红素高产工程菌及其构建方法与应用 (Lycopene high production bacteria and its construction method and application based on Du Shi algae metabolic pathway ) 是由 姜建国 陈浩宏 吴芳纯 谢红 于 2019-07-23 设计创作,主要内容包括:本发明公开一种基于杜氏藻代谢途径的番茄红素高产工程菌及其构建方法与应用。本发明公开一种类胡萝卜素异构酶Crtiso及应用,且第一次实现全部利用来自杜氏藻的类胡萝卜素途径的基因来构建工程菌。当杜氏藻为杜氏巴氏藻或杜氏盐藻时,所述番茄红素高产工程菌的番茄红素的产率为2.0mg/g细胞干重或3.8mg/g细胞干重。本发明采用的载体的启动子都是T7启动子,包含lacZ调控元件,其在IPTG作用的大肠杆菌BL21(DE3)中能够高表达,这有利于番茄红素的大量积累,可用于实际应用生产。同时本发明还鉴定了ziso和crtiso的功能,验证了植物番茄红素、β-胡萝卜素的生成必须有这两个酶的共同参与。(The present invention discloses a kind of lycopene high production bacteria based on Du Shi algae metabolic pathway and its construction method and application.The present invention discloses a kind of carotenoid isomerase Crtiso and application, and realizes construct engineering bacteria all of the gene of the carotenoid approach from Du Shi algae for the first time.When Du Shi algae is Du Shi Pasteur algae or Dunaliella salina, the yield of the lycopene of the lycopene high production bacteria is 2.0mg/g dry cell weight or 3.8mg/g dry cell weight.The promoter for the carrier that the present invention uses all is T7 promoter, includes lacZ controlling element, high can be expressed in the e. coli bl21 (DE3) of IPTG effect, this is conducive to a large amount of accumulation of lycopene, can be used for practical application production.The present invention also identifies the function of ziso and crtiso simultaneously, demonstrates plant lycopene, the generation of beta carotene must have the common participations of the two enzymes.)

基于杜氏藻代谢途径的番茄红素高产工程菌及其构建方法与 应用

技术领域

本发明涉及基因工程菌领域,涉及植物类胡萝卜素代谢途径载体的构建克隆系统,特别涉及一种基于杜氏藻代谢途径的番茄红素高产工程菌及其构建方法与应用;具体涉及一种杜氏藻(如杜氏巴氏藻(Dunaliella bardawil)、杜氏盐藻(Dunaliella saline))中牦牛儿基牻牛儿基焦磷酸合成酶(Ggps)、八氢番茄红素合成酶(Psy)、八氢番茄红素脱氢酶(Pds)、15-顺式-ζ-胡萝卜素异构酶(Ziso)、ζ-胡萝卜素脱氢酶(Zds)、类胡萝卜素异构酶(Crtiso)基因的cDNA并构建出高产番茄红素的工程菌。

背景技术

类胡萝卜素分子是含8个异戊二烯单位的萜类化合物,其作为有机色素广泛存在于植物的叶绿体和有色体中,以及其它的一些光合组织中,比如藻类,部分细菌和真菌中。在特定条件下,杜氏藻细胞中类胡萝卜素含量可达到细胞干重的14%。其高含量可能跟酶的转化效率有很大的关系。

发明内容

为了克服现有技术的缺点与不足,本发明的首要目的在于提供一种类胡萝卜素异构酶(Crtiso)。

本发明的另一目的在于提供所述的类胡萝卜素异构酶(Crtiso)的应用。

本发明的另一目的在于提供一种基于杜氏藻代谢途径的番茄红素高产工程菌。

本发明的另一目的在于提供上述基于杜氏藻代谢途径的番茄红素高产工程菌的构建方法。

本发明的再一目的在于提供上述基于杜氏藻代谢途径的番茄红素高产工程菌的应用。

本发明的目的通过下述技术方案实现:

本发明提供一种类胡萝卜素异构酶(Crtiso),其氨基酸序列如SEQ ID NO:8或SEQID NO:16所示。

一种类胡萝卜素异构酶(Crtiso)基因,其核苷酸序列如SEQ ID NO:7或SEQ IDNO:15所示。

所述的类胡萝卜素异构酶(Crtiso)在合成类胡萝卜素中的应用。

进一步的,15-顺式-ζ-胡萝卜素异构酶(Ziso)和类胡萝卜素异构酶(Crtiso)在合成类胡萝卜素中的应用。

更进一步的,牦牛儿基牻牛儿基焦磷酸合成酶(Ggps)、八氢番茄红素合成酶(Psy)、八氢番茄红素脱氢酶(Pds)、15-顺式-ζ-胡萝卜素异构酶(Ziso)、ζ-胡萝卜素脱氢酶(Zds)和类胡萝卜素异构酶(Crtiso)在合成类胡萝卜素中的应用。

其中,牦牛儿基牻牛儿基焦磷酸合成酶(Ggps)的氨基酸序列如GenBank:APW83740.1或SEQ ID NO:10所示;其基因的核苷酸序列如GenBank:KX231795.1或SEQ IDNO:9所示。

八氢番茄红素合成酶(Psy)的氨基酸序列如SEQ ID NO:2或GenBank:AAB51287.1所示;其基因的核苷酸序列如SEQ ID NO:1或GenBank:U91900.1所示。

八氢番茄红素脱氢酶(Pds)的氨基酸序列如GenBank:ADD52599.1或GenBank:CAA75094.1所示;其基因的核苷酸序列如GenBank:GQ923693.1或GenBank:Y14807.1所示。

15-顺式-ζ-胡萝卜素异构酶(Ziso)的氨基酸序列如SEQ ID NO:4或SEQ ID NO:12所示;其基因的核苷酸序列如SEQ ID NO:3或SEQ ID NO:11所示。

ζ-胡萝卜素脱氢酶(Zds)的氨基酸序列如SEQ ID NO:6或SEQ ID NO:14所示;其基因的核苷酸序列如SEQ ID NO:5或SEQ ID NO:13所示。

所述的类胡萝卜素为β-胡萝卜素或番茄红素。

本发明提供一种基于杜氏藻代谢途径的番茄红素高产工程菌,基于杜氏巴氏藻(Dunaliella bardawil)代谢途径时,所述番茄红素高产工程菌含有编码GenBank:APW83740.1所示氨基酸序列的牦牛儿基牻牛儿基焦磷酸合成酶(Ggps)基因、编码SEQ IDNO:2所示氨基酸序列的八氢番茄红素合成酶(Psy)基因、编码GenBank:ADD52599.1所示氨基酸序列的八氢番茄红素脱氢酶(Pds)基因、编码SEQ ID NO:4所示氨基酸序列的15-顺式-ζ-胡萝卜素异构酶(Ziso)基因、编码SEQ ID NO:6所示氨基酸序列的ζ-胡萝卜素脱氢酶(Zds)基因和编码SEQ ID NO:8所示氨基酸序列的类胡萝卜素异构酶(Crtiso)基因;

基于杜氏盐藻(Dunaliella saline)代谢途径时,所述番茄红素高产工程菌含有编码SEQ ID NO:10所示氨基酸序列的牦牛儿基牻牛儿基焦磷酸合成酶(Ggps)基因、编码GenBank:AAB51287.1所示氨基酸序列的八氢番茄红素合成酶(Psy)基因、编码GenBank:CAA75094.1所示氨基酸序列的八氢番茄红素脱氢酶(Pds)基因、编码SEQ ID NO:12所示氨基酸序列的15-顺式-ζ-胡萝卜素异构酶(Ziso)基因、编码SEQ ID NO:14所示氨基酸序列的ζ-胡萝卜素脱氢酶(Zds)基因和编码SEQ ID NO:16所示氨基酸序列的类胡萝卜素异构酶(Crtiso)基因;

优选的,基于杜氏巴氏藻(Dunaliella bardawil)代谢途径时,编码GenBank:APW83740.1所示氨基酸序列的牦牛儿基牻牛儿基焦磷酸合成酶(Ggps)基因的核苷酸序列为如GenBank:KX231795.1所示的核苷酸序列;其中,GenBank:APW83740.1与GenBank:KX231795.1中的来源Dunaliella salina记载有误,实际来源应该是Dunaliellabardawil;

编码SEQ ID NO:2所示氨基酸序列的八氢番茄红素合成酶(Psy)基因的核苷酸序列为如SEQ ID NO:1所示的核苷酸序列;

编码GenBank:ADD52599.1所示氨基酸序列的八氢番茄红素脱氢酶(Pds)基因的核苷酸序列为如GenBank:GQ923693.1所示的核苷酸序列;其中,GenBank:ADD52599.1与GenBank:GQ923693.1中的来源Dunaliella salina记载有误,实际来源应该是Dunaliellabardawil;

编码SEQ ID NO:4所示氨基酸序列的15-顺式-ζ-胡萝卜素异构酶(Ziso)基因的核苷酸序列为如SEQ ID NO:3所示的核苷酸序列;

编码SEQ ID NO:6所示氨基酸序列的ζ-胡萝卜素脱氢酶(Zds)基因的核苷酸序列为如SEQ ID NO:5所示的核苷酸序列;

编码SEQ ID NO:8所示氨基酸序列的类胡萝卜素异构酶(Crtiso)基因的核苷酸序列为如SEQ ID NO:7所示的核苷酸序列;

优选的,基于杜氏盐藻(Dunaliella saline)代谢途径时,编码SEQ ID NO:10所示氨基酸序列的牦牛儿基牻牛儿基焦磷酸合成酶(Ggps)基因的核苷酸序列为如SEQ ID NO:9所示的核苷酸序列;

编码GenBank:AAB51287.1所示氨基酸序列的八氢番茄红素合成酶(Psy)基因的核苷酸序列为如GenBank:U91900.1所示的核苷酸序列;其中,GenBank:U91900.1中的来源Dunaliella bardawil记载有误,实际来源应该是Dunaliella saline;

编码GenBank:CAA75094.1所示氨基酸序列的八氢番茄红素脱氢酶(Pds)基因的核苷酸序列为如GenBank:Y14807.1所示的核苷酸序列;其中,GenBank:Y14807.1中的来源Dunaliella bardawil记载有误,实际来源应该是Dunaliella saline;

编码SEQ ID NO:12所示氨基酸序列的15-顺式-ζ-胡萝卜素异构酶(Ziso)基因的核苷酸序列为如SEQ ID NO:11所示的核苷酸序列;

编码SEQ ID NO:14所示氨基酸序列的ζ-胡萝卜素脱氢酶(Zds)基因的核苷酸序列为如SEQ ID NO:13所示的核苷酸序列;

编码SEQ ID NO:16所示氨基酸序列的类胡萝卜素异构酶(Crtiso)基因的核苷酸序列为如SEQ ID NO:15所示的核苷酸序列;

所述的基于杜氏藻代谢途径的番茄红素高产工程菌的构建方法,包括如下步骤:

(1)利用相关基因工程手段从杜氏藻中克隆到牦牛儿基牻牛儿基焦磷酸合成酶(Ggps)、八氢番茄红素合成酶(Psy)、八氢番茄红素脱氢酶(Pds)、15-顺式-ζ-胡萝卜素异构酶(Ziso)、ζ-胡萝卜素脱氢酶(Zds)、类胡萝卜素异构酶(Crtiso);

(2)将Ggps和Psy构建在pACYduet-1载体上,氯霉素抗性,得到重组载体pACYduet-ggps-psy;将Pds和Zds构建在pCDFduet-1载体上,链霉素抗性,得到重组载体pCDFduet-pds-zds;将Ziso和Crtiso构建在pETduet-1载体上,氨苄抗性,得到重组载体pETduet-ziso-crtiso;

(3)然后将步骤(2)构建的三个重组载体共转化到大肠杆菌BL21(DE3)中,获得基于杜氏藻代谢途径的番茄红素高产工程菌。

优选的,所述的杜氏藻为杜氏巴氏藻(Dunaliella bardawil)或杜氏盐藻(Dunaliella saline)。

优选的,重组载体构建时,在6个目的基因的N端(5′端)均连接有rbs(核糖体结合位点)序列,或者,均连接有T7启动子(T7_promoter)序列和rbs(核糖体结合位点)序列。

所述的基于杜氏藻代谢途径的番茄红素高产工程菌在生产番茄红素中的应用。

当杜氏藻为杜氏巴氏藻(Dunaliella bardawil)时,所述番茄红素高产工程菌的番茄红素的产率为2.0mg/g(细胞干重)。

当杜氏藻为杜氏盐藻(Dunaliella saline)时,所述番茄红素高产工程菌的番茄红素的产率为3.8mg/g(细胞干重)。

本发明相对于现有技术具有如下的优点及效果:

本发明第一次实现全部利用来自杜氏藻(如杜氏巴氏藻或杜氏盐藻)的类胡萝卜素途径的基因来构建工程菌。而杜氏藻(如杜氏巴氏藻或杜氏盐藻)是已知的产番茄红素最高的植物之一。本发明采用的载体的启动子都是T7启动子,包含lacZ调控元件,其在IPTG作用的大肠杆菌BL21(DE3)中能够高表达,这有利于番茄红素的大量积累,可用于实际应用生产。同时本发明还鉴定了ziso和crtiso的功能,验证了植物番茄红素、β-胡萝卜素的生成必须有这两个酶的共同参与。

附图说明

图1是本发明pACYduet-Dbggps-Dbpsy(A)和pETduet-Dbziso-Dbcrtiso(B)构建图。

图2是本发明pCDFduet-Dbpds-Dbzds(A)和pCDFduet-Dbpds-Dbzds-Dblycb(B)构建图。

图3是本发明pETduet-Dbziso(A)和pETduet-Dbcrtiso(B)构建图。

图4是本发明基于杜氏巴氏藻代谢途径的类胡萝卜素高产工程菌与普通大肠杆菌BL21(DE3)颜色比较,其中,其中,A是β-胡萝卜素高产工程菌;B是番茄红素高产工程菌(1:BL21(DE3)菌株,2:番茄红素高产菌株);C是组合③、④、⑤、⑥、⑦、⑧获得的目的菌株。

图5是β-胡萝卜素液相图;其中,A是实施例1;B是实施例2。

图6是番茄红素液相图;其中,A是实施例1;B是实施例2。

图7是本发明pACYduet1-Dsggps-Dspsy构建图。

图8是本发明pCDFduet1-Dspds-Dszds构建图。

图9是本发明pCDFduet1-Dspds-Dszds-Dslycb构建图。

图10是本发明pETduet1-Dsziso构建图。

图11是本发明pETduet1-Dscrtiso构建图。

图12是本发明pETduet1-Dsziso-Dscrtiso构建图。

图13是本发明基于杜氏盐藻代谢途径的类胡萝卜素高产工程菌与普通大肠杆菌BL21(DE3)颜色比较,其中,A是β-胡萝卜素高产工程菌;B是番茄红素高产工程菌;C是组合③、④、⑤、⑥、⑦、⑧获得的目的菌株。

具体实施方式

下面结合实施例及附图对本发明作进一步详细的描述,但本发明的实施方式不限于此。

下列实施例中未注明具体实验条件的试验方法,通常按照常规实验条件或按照制造厂所建议的实验条件。所使用的材料、试剂等,如无特殊说明,为从商业途径得到的试剂和材料。

实施例1

1.制备线性化载体

(1)用NcoI和HindIII(购自Thermo Fisher Scientific)双酶切质粒pACYduet-1,pCDFduet-1和pETduet-1(购自EMD Biosciences)。37℃水浴3h。酶切反应体系如下:

10×Buffer 5μL、两种酶各1μL、质粒10μL、Add dH2O To 50μL。

(2)1%琼脂糖凝胶电泳检测酶切产物。

(3)酶切之后,采用PCR纯化试剂盒纯化线性化载体。

2.PCR扩增目的片段

(1)以杜氏巴氏藻(Dunaliella bardawil)(购自中科院水生生物研究所淡水藻种库,编号FACHB-847)反转录的cDNA为模板,使用Takara的PrimeSTAR HS DNA Polymerase(高保真酶,购自Takara),进行PCR反应。

(2)1%琼脂糖凝胶电泳检测PCR产物。

(3)用OMEGA公司的胶回收试剂盒E.Z.N.A.TM Gel Extraction Kit回收目的片段,纯化PCR产物。测序结果如GenBank:KX231795.1、SEQ ID NO:1、GenBank:GQ923693.1、SEQ ID NO:3、5、7、GenBank:KX218392.1所示,对应编码的氨基酸序列如GenBank:APW83740.1、SEQ ID NO:2、GenBank:ADD52599.1、SEQ ID NO:4、6、8、GenBank:ANY98896.1所示。其中,番茄红素β-环化酶(Lycb)的氨基酸序列如GenBank:ANY98896.1所示;其基因的核苷酸序列如GenBank:KX218392.1所示;GenBank:ANY98896.1与GenBank:KX218392.1中的来源Dunaliella salina记载有误,实际来源应该是Dunaliella bardawil。

3.In-Fusion克隆

用NcoI和HindIII双酶切质粒pACYduet-1并***用引物Pac_dbggps_F和Pac_dbggps_R扩增得到的Dbggps,得到pACYduet-Dbggps;再用NdeI和EcoRV双酶切pACYduet-Dbggps并***用引物Pac_dbpsy_F和Pac_dbpsy_R扩增得到的Dbpsy,得到pACYduet-Dbggps-Dbpsy。引物序列如表1所示。

用NcoI和HindIII双酶切质粒pCDFduet-1并***用引物Pcd_dbpds_F和Pcd_dbpds_R扩增得到的Dbpds,得到pCDFduet-Dbpds;再用NdeI和EcoRV双酶切pCDFduet-Dbpds并***用引物Pcd_dbzds_F和Pcd_dbzds_R扩增得到的Dbzds,得到pCDFduet-Dbpds-Dbzds;再用AatII和KpnI双酶切pCDFduet-Dbpds-Dbzds并***用引物Pcd_dblycb_F和Pcd_dblycb_R扩增得到的Dblycb,得到pCDFduet-Dbpds-Dbzds-Dblycb。引物序列如表1所示。

用NcoI和HindIII双酶切质粒pETduet-1并***用引物Pet_dbziso_F和Pet_dbziso_R扩增得到的Dbziso,得到pETduet-Dbziso;再用NdeI和EcoRV双酶切pETduet-Dbziso并***用引物Pet_dbcrtiso_F和Pet_dbcrtiso_R扩增得到的Dbcrtiso,得到pETduet-Dbziso-Dbcrtiso。引物序列如表1所示。

用NdeI和EcoRV双酶切质粒pETduet-1并***用引物Pet_dbcrtiso_F和Pet_dbcrtiso_R扩增得到的Dbcrtiso,得到pETduet-Dbcrtiso。引物序列如表1所示。

(1)建立In-Fusion(购自Takara)克隆反应体系:

5X In-Fusion HD Enzyme Premix 2μL
线性化载体 1μL
纯化的PCR片段 2μL
dH<sub>2</sub>O 5μL
Total 10μL

(2)50℃孵育15min,然后置于冰上。

(3)连接产物分别转化大肠杆菌DH5α,涂布于含有氯霉素(CmR或CamR)、链霉素(Sm)或氨苄青霉素(Ap或Amp)的相应平板上。在37℃生化培养箱中分别倒置培养12~16h。注意培养时间不宜过长,否则抗性失效,生长出卫星菌落,给筛选阳性克隆造成困难。

表1构建重组质粒的引物

4.质粒的提取

参照OMEGA公司的E.Z.N.A.TM Plasmid Mini Kit试剂盒的说明书,提取重组质粒pACYduet-Dbggps-Dbpsy(图1A)、pCDFduet-Dbpds-Dbzds(图2A)、pCDFduet-Dbpds-Dbzds-Dblycb(图2B)、pETduet-Dbziso(图3A)、pETduet-Dbcrtiso(图3B)、pETduet-Dbziso-Dbcrtiso(图1B)。

(1)10000g,1min离心,收集菌体。(2)加入250μL SolutionⅠ,涡旋十几秒,混匀。(3)加入250μL SolutionⅡ,上下颠倒4~6次,室温放置2min。(4)加入350μL SolutionⅢ,轻轻摇匀,10000g,10min离心。(5)转上清至Hibind柱,10000g,1min离心。(6)弃掉滤液,加入500μL Buffer HB,10000g,1min离心。(7)弃掉滤液,加入700μL DNA Wash Buffer,10000g,1min离心。(8)重复洗一次(步骤(7))。(9)10000g,空管离心2min。(10)弃掉收集管将HiBind柱套进干净的1.5mL EP管,加入50~100μL灭菌水(60℃预热)洗脱DNA,静置1~2min后,10000g,1min离心。

5.转化大肠杆菌BL21(DE3)

将提取的重组质粒设置如下组合:

①:pACYduet-Dbggps-Dbpsy、pCDFduet-Dbpds-Dbzds-Dblycb和pETduet-Dbziso-Dbcrtiso;

②:pACYduet-Dbggps-Dbpsy、pCDFduet-Dbpds-Dbzds和pETduet-Dbziso-Dbcrtiso;

③:pACYduet-Dbggps-Dbpsy、pCDFduet-Dbpds-Dbzds-Dblycb和pETduet-Dbziso;

④:pACYduet-Dbggps-Dbpsy、pCDFduet-Dbpds-Dbzds-Dblycb和pETduet-Dbcrtiso;

⑤:pACYduet-Dbggps-Dbpsy和pCDFduet-Dbpds-Dbzds-Dblycb;

⑥:pACYduet-Dbggps-Dbpsy、pCDFduet-Dbpds-Dbzds和pETduet-Dbziso;

⑦:pACYduet-Dbggps-Dbpsy、pCDFduet-Dbpds-Dbzds和pETduet-Dbcrtiso;

⑧:pACYduet-Dbggps-Dbpsy和pCDFduet-Dbpds-Dbzds;

分别共转化到大肠杆菌BL21(DE3),涂布于含有CmR和Sm,或,CmR、Sm和Ap抗生素的平板上,在37℃生化培养箱中分别倒置培养12~16h。经过筛选分别获得目的菌株,如图4所示,组合①、②获得的目的菌株分别对应图4A、4B,组合③、④、⑤、⑥、⑦、⑧获得的目的菌株分别对应图4C。结果表明可知,缺少15-顺式-ζ-胡萝卜素异构酶(Ziso)和/或类胡萝卜素异构酶(Crtiso)时,均不能生成番茄红素的红色菌和β-胡萝卜素的土黄色菌,说明它们在生成类胡萝卜素中起到必不可少的作用,在缺少其的情况下,均不能生成相应类胡萝卜素。

6.转化子的培养

将目的菌株接种于50mL已灭菌的LB液体培养基中(组合①、②、③、④、⑥、⑦:加入氯霉素、氨苄青霉素、链霉素抗性;组合⑤、⑧:加入氯霉素、氨苄青霉素抗性),于200rpm,37℃下振荡培养6h。加入IPTG进行诱导,培养6小时。

7.提取转化子的类胡萝卜素

(1)将24mL菌液于4℃,8000rpm下离心2min,弃上清。(2)用去离子水重新悬浮大肠杆菌细胞,4℃,8000rpm离心2min,弃上清。(3)重复步骤(2)。(4)加6mL丙酮至大肠杆菌沉淀,涡旋振荡分散。(5)55℃水浴20min,每隔5min振荡一次。(6)将混合物于4℃,8000rpm下离心20min,收集上清。(7)用丙酮定容至6mL,-20℃保存。

8.HPLC定性分析转化子的类胡萝卜素成分

(1)将流动相用0.22μm孔径滤膜进行抽滤处理,接着超声处理60min去除液体中的气泡。

(2)将类胡萝卜素提取物以及β-胡萝卜素或番茄红素标准品溶液,用0.2μm孔径的聚碳酸酯滤膜进行过滤处理。

(3)调节色谱柱(C30YMC carotenoid column,5μm,250*4.6mm)温度在25℃,以1.0mL/min的流速用甲醇冲洗至平衡(约2h)。

(4)改为用流动相甲基叔丁基醚(A相)/甲醇(B相)(梯度洗脱:0min,90%A相和10%B相;10min,60%A相和40%B相;20min 50%A相和50%B相;25min,10%A相和90%B相;29.5min,90%A相和10%B相),以1mL/min的流速进行洗柱,直至平衡。

(5)将浓度为100μg/mL的番茄红素和β-胡萝卜素标准品存储液分别稀释为0.625μg/mL、1.25μg/mL、2.5μg/mL、5μg/mL、10μg/mL和20μg/mL等不同浓度的工作液,用HPLC仪测定473nm波长下工作液的峰面积,根据结果分别绘制标准曲线。

(6)上样20μL,在波长473nm下检测40min。

结果如图5A所示,表明在16.2min左右出现了β-胡萝卜素的特征峰,这与标准品的出峰时间是一致的,另外根据该峰面积,结合得到的标准曲线方程:y=34.791x+59.973(x为峰面积,y为β-胡萝卜素的含量),再根据细胞的干重,可以计算出β-胡萝卜素的产率为2.7mg/g(细胞干重)。

如图6A所示,表明在29.1min出现了番茄红素的特征峰,这与标准品的出峰时间是一致的,另外根据峰面积,结合得到的标准曲线方程:y=59.5x+118.09(x为峰面积,y为番茄红素的含量),再根据细胞的干重,可以计算出番茄红素的含量为2.0mg/g。

实施例2

1.制备线性化载体

(1)用Asc I和Sal I(购自Thermo Fisher Scientific)双酶切质粒pACYduet-1,pCDFduet-1和pETduet-1(购自EMD Biosciences)。37℃水浴3h。酶切反应体系如下:

10×Buffer 5μL、两种酶各1μL、质粒10μL、Add dH2O To 50μL。

(2)1%琼脂糖凝胶电泳检测酶切产物。

(3)酶切之后,采用PCR纯化试剂盒纯化线性化载体。

2.PCR扩增目的片段

(1)以杜氏盐藻(Dunaliella saline)(购自Culture Collection of Algae andProtozoa,英国;编号CCAP19/18)反转录的cDNA为模板,使用Takara的PrimeSTAR HS DNAPolymerase(高保真酶,购自Takara),进行PCR反应。

(2)1%琼脂糖凝胶电泳检测PCR产物。

(3)用OMEGA公司的胶回收试剂盒E.Z.N.A.TM Gel Extraction Kit回收目的片段,纯化PCR产物。测序结果如SEQ ID NO:9、GenBank:U91900.1、GenBank:Y14807.1、SEQ IDNO:11、13、15、GenBank:HQ728089.1所示,对应编码的氨基酸序列如SEQ ID NO:10、GenBank:AAB51287.1、GenBank:CAA75094.1、SEQ ID NO:12、14、16、GenBank:ADX41685.1所示。其中,番茄红素β-环化酶(Lycb)的氨基酸序列如GenBank:ADX41685.1所示;其基因的核苷酸序列如GenBank:HQ728089.1所示。

3.In-Fusion克隆

用Asc I和Sal I双酶切质粒pACYduet-1并***用引物Pac_dsggps_F和Pac_dsggps_R扩增得到的Dsggps,得到pACYduet1-Dsggps;再用NdeI和EcoRV双酶切pACYduet1-Dsggps并***用引物Pac_dspsy_F和Pac_dspsy_R扩增得到的Dspsy,得到pACYduet1-Dsggps-Dspsy。引物序列如表2所示。

用Asc I和Sal I双酶切质粒pCDFduet-1并***用引物Pcd_dspds_F和Pcd_dspds_R扩增得到的Dspds,得到pCDFduet1-Dspds;再用NdeI和EcoRV双酶切pCDFduet1-Dspds并***用引物Pcd_dszds_F和Pcd_dszds_R扩增得到的Dszds,得到pCDFduet1-Dspds-Dszds;再用AatII和KpnI双酶切pCDFduet1-Dspds-Dszds并***用引物Pcd_dslycb_F和Pcd_dslycb_R扩增得到的Dslycb,得到pCDFduet1-Dspds-Dszds-Dslycb。引物序列如表2所示。

用Asc I和Sal I双酶切质粒pETduet-1并***用引物Pet_dsziso_F和Pet_dsziso_R扩增得到的Dsziso,得到pETduet1-Dsziso;再用NdeI和EcoRV双酶切pETduet1-Dsziso并***用引物Pet_dscrtiso_F和Pet_dscrtiso_R扩增得到的Dscrtiso,得到pETduet1-Dsziso-Dscrtiso。引物序列如表2所示。

用NdeI和EcoRV双酶切质粒pETduet-1并***用引物Pet_dscrtiso_F和Pet_dscrtiso_R扩增得到的Dscrtiso,得到pETduet1-Dscrtiso。引物序列如表2所示。

(1)建立In-Fusion(购自Takara)克隆反应体系:

5X In-Fusion HD Enzyme Premix 2μL
线性化载体 1μL
纯化的PCR片段 2μL
dH<sub>2</sub>O 5μL
Total 10μL

(2)50℃孵育15min,然后置于冰上。

(3)连接产物分别转化大肠杆菌DH5α,涂布于含有氯霉素(CmR或CamR)、链霉素(Sm)或氨苄青霉素(Ap或Amp)的相应的平板上。在37℃生化培养箱中分别倒置培养12~16h。注意培养时间不宜过长,否则抗性失效,生长出卫星菌落,给筛选阳性克隆造成困难。

表2构建重组质粒的引物

4.质粒的提取

参照OMEGA公司的E.Z.N.A.TM Plasmid Mini Kit试剂盒的说明书,提取重组质粒pACYduet1-Dsggps-Dspsy(图7)、pCDFduet1-Dspds-Dszds(图8)、pCDFduet-Dspds-Dszds-Dslycb(图9)、pETduet1-Dsziso(图10)、pETduet1-Dscrtiso(图11)、pETduet1-Dsziso-Dscrtiso(图12)。

(1)10000g,1min离心,收集菌体。(2)加入250μL SolutionⅠ,涡旋十几秒,混匀。(3)加入250μL SolutionⅡ,上下颠倒4~6次,室温放置2min。(4)加入350μL SolutionⅢ,轻轻摇匀,10000g,10min离心。(5)转上清至Hibind柱,10000g,1min离心。(6)弃掉滤液,加入500μL Buffer HB,10000g,1min离心。(7)弃掉滤液,加入700μL DNA Wash Buffer,10000g,1min离心。(8)重复洗一次(步骤(7))。(9)10000g,空管离心2min。(10)弃掉收集管将HiBind柱套进干净的1.5mL EP管,加入50~100μL灭菌水(60℃预热)洗脱DNA,静置1~2min后,10000g,1min离心。

5.转化大肠杆菌BL21(DE3)

将提取的重组质粒设置如下组合:

①:pACYduet1-Dsggps-Dspsy、pCDFduet1-Dspds-Dszds-Dslycb和pETduet1-Dsziso-Dscrtiso;

②:pACYduet1-Dsggps-Dspsy、pCDFduet1-Dspds-Dszds和pETduet1-Dsziso-Dscrtiso;

③:pACYduet1-Dsggps-Dspsy、pCDFduet1-Dspds-Dszds-Dslycb和pETduet1-Dsziso;

④:pACYduet1-Dsggps-Dspsy、pCDFduet1-Dspds-Dszds-Dslycb和pETduet1-Dscrtiso;

⑤:pACYduet1-Dsggps-Dspsy和pCDFduet1-Dspds-Dszds-Dslycb;

⑥:pACYduet1-Dsggps-Dspsy、pCDFduet1-Dspds-Dszds和pETduet1-Dsziso;

⑦:pACYduet1-Dsggps-Dspsy、pCDFduet1-Dspds-Dszds和pETduet1-Dscrtiso;

⑧:pACYduet1-Dsggps-Dspsy和pCDFduet1-Dspds-Dszds;

分别共转化到大肠杆菌BL21(DE3),涂布于含有CamR和Sm,或,CamR、Sm和Amp抗生素的平板上,在37℃生化培养箱中分别倒置培养12~16h。经过筛选分别获得目的菌株,如图13所示,组合①、②获得的目的菌株分别对应图13A、13B,组合③、④、⑤、⑥、⑦、⑧获得的目的菌株分别对应图13C。结果表明可知,缺少15-顺式-ζ-胡萝卜素异构酶(Ziso)和/或类胡萝卜素异构酶(Crtiso)时,均不能生成番茄红素的红色菌和β-胡萝卜素的土黄色菌,说明它们在生成类胡萝卜素中起到必不可少的作用,在缺少其的情况下,均不能生成相应类胡萝卜素。

6.转化子的培养

将目的菌株接种于50mL已灭菌的LB液体培养基中(组合①、②、③、④、⑥、⑦:加入氯霉素、氨苄青霉素、链霉素抗性;组合⑤、⑧:加入氯霉素、氨苄青霉素抗性),于200rpm,37℃下振荡培养6h。加入IPTG进行诱导,培养6小时。

7.提取转化子的类胡萝卜素

(1)将24mL菌液于4℃,8000rpm下离心2min,弃上清。(2)用去离子水重新悬浮大肠杆菌细胞,4℃,8000rpm离心2min,弃上清。(3)重复步骤(2)。(4)加6mL丙酮至大肠杆菌沉淀,涡旋振荡分散。(5)55℃水浴20min,每隔5min振荡一次。(6)将混合物于4℃,8000rpm下离心20min,收集上清。(7)用丙酮定容至6mL,-20℃保存。

8.HPLC定性分析转化子的类胡萝卜素成分

(1)将流动相用0.22μm孔径滤膜进行抽滤处理,接着超声处理60min去除液体中的气泡。

(2)将类胡萝卜素提取物以及β-胡萝卜素或番茄红素标准品溶液,用0.2μm孔径的聚碳酸酯滤膜进行过滤处理。

(3)调节色谱柱(C30YMC carotenoid column,5μm,250*4.6mm)温度在25℃,以1.0mL/min的流速用甲醇冲洗至平衡(约2h)。

(4)改为用流动相甲基叔丁基醚(A相)/甲醇(B相)(梯度洗脱:0min,90%A相和10%B相;10min,60%A相和40%B相;20min 50%A相和50%B相;25min,10%A相和90%B相;29.5min,90%A相和10%B相),以1mL/min的流速进行洗柱,直至平衡。

(5)番茄红素和β-胡萝卜素的标准曲线参照实施例1步骤8(5)。

(6)上样20μL,在波长473nm下检测40min。

结果如图5B所示,表明在16.2min左右出现了β-胡萝卜素的特征峰,这与标准品的出峰时间是一致的,另外根据该峰面积,结合得到的标准曲线方程:y=34.791x+59.973(x为峰面积,y为β-胡萝卜素的含量),再根据细胞的干重,可以计算出β-胡萝卜素的产率为3.3mg/g(细胞干重)。

如图6B所示,表明在29.1min出现了番茄红素的特征峰,这与标准品的出峰时间是一致的,另外根据峰面积,结合得到的标准曲线方程:y=59.5x+118.09(x为峰面积,y为番茄红素的含量),再根据细胞的干重,可以计算出番茄红素的含量为3.8mg/g。

上述实施例为本发明较佳的实施方式,但本发明的实施方式并不受上述实施例的限制,其他的任何未背离本发明的精神实质与原理下所作的改变、修饰、替代、组合、简化,均应为等效的置换方式,都包含在本发明的保护范围之内。

序列表

<110> 华南理工大学

<120> 基于杜氏藻代谢途径的番茄红素高产工程菌及其构建方法与应用

<160> 16

<170> SIPOSequenceListing 1.0

<211> 1305

<212> DNA

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏巴氏藻(Dunaliella bardawil):Psy

<400> 1

atgacgctgt caatgttgga cgcgcgaagg atggcacagc gaacagcaac ttcctcctcc 60

tcctctccta gcatcatata tgccccatcg cccataagca atcgcagcgg caggcgcgca 120

gcagcgaatc acggcatcag gaatggtagt cgcagagcag caggccggat gggactctgc 180

agcactgtgc aagtgaactg cacgctcgcg atgccccagc ccaaccacgg ccagaagatg 240

cgattgcagc agcagcagca gcaacaactg cagcagcagc agcaacagca actatcggga 300

aagcaggtgg aggagcaggc gatgctgcag tgcataaaga ccgctcagtc agtgcccccc 360

tccaccggac tcctcaatcc tcgcggcctg cgatggcagg gcagcagctt ggaagcagcg 420

tacgagcgat gtggggcggt gtgcagcgag tacgccaaga ccttctacct cggtactcag 480

ctcatgacac cagtgcaggc caggtgcatc tgggccatct atgtgtggtg ccgccgcaca 540

gatgagctgg tggatggccc caatgcatca aagatcacgc ctcaggccct agacagatgg 600

gaggagcgcc ttgaaagcat gttccaaggc aagccctatg atgtgctgga cgcggcgctc 660

acagacacca tctccaaatt ccctctggag gtgcaaccct tcagagacat gatcgagggc 720

atgcgaatgg acctcttcaa gtcgcggtat cacacctttg atgagctgta cgagtactgc 780

tatcgtgtgg cgggcacagt ggggctgatg accatgccag tgatggggat tgatcccaac 840

tacaagggtc caattgacaa ggtctacaag gccgcccttg cgctgggtac ggcaaaccag 900

ctcaccaaca ttctgcgaga tgtgggagag gacatcagag agcgtgaccg tatctacttg 960

cccctggatg agctcaagca gttcggcatc tccgaagagg aggtaaaagc aggtatccac 1020

aagccatcgc aaggcaaggt ggatgagcgg tggcgagcgt tcatgaagtt ccagatcaag 1080

cgtgcgcgag agtacttcca ggaagcagag gatggggtag actacttgga cgtgaaggcg 1140

cggtggccag tgtggtcagc gctgatcctt taccgccaaa tcttggatgt cattgagaag 1200

aatgactacg acaacttctc catgcgcgca tacgtgccta agtccaagaa gtttgcatcg 1260

ttgccgatgg ccttgttccg ggccttggtg cccaagaaca aataa 1305

<211> 434

<212> PRT

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏巴氏藻(Dunaliella bardawil):Psy

<400> 2

Met Thr Leu Ser Met Leu Asp Ala Arg Arg Met Ala Gln Arg Thr Ala

1 5 10 15

Thr Ser Ser Ser Ser Ser Pro Ser Ile Ile Tyr Ala Pro Ser Pro Ile

20 25 30

Ser Asn Arg Ser Gly Arg Arg Ala Ala Ala Asn His Gly Ile Arg Asn

35 40 45

Gly Ser Arg Arg Ala Ala Gly Arg Met Gly Leu Cys Ser Thr Val Gln

50 55 60

Val Asn Cys Thr Leu Ala Met Pro Gln Pro Asn His Gly Gln Lys Met

65 70 75 80

Arg Leu Gln Gln Gln Gln Gln Gln Gln Leu Gln Gln Gln Gln Gln Gln

85 90 95

Gln Leu Ser Gly Lys Gln Val Glu Glu Gln Ala Met Leu Gln Cys Ile

100 105 110

Lys Thr Ala Gln Ser Val Pro Pro Ser Thr Gly Leu Leu Asn Pro Arg

115 120 125

Gly Leu Arg Trp Gln Gly Ser Ser Leu Glu Ala Ala Tyr Glu Arg Cys

130 135 140

Gly Ala Val Cys Ser Glu Tyr Ala Lys Thr Phe Tyr Leu Gly Thr Gln

145 150 155 160

Leu Met Thr Pro Val Gln Ala Arg Cys Ile Trp Ala Ile Tyr Val Trp

165 170 175

Cys Arg Arg Thr Asp Glu Leu Val Asp Gly Pro Asn Ala Ser Lys Ile

180 185 190

Thr Pro Gln Ala Leu Asp Arg Trp Glu Glu Arg Leu Glu Ser Met Phe

195 200 205

Gln Gly Lys Pro Tyr Asp Val Leu Asp Ala Ala Leu Thr Asp Thr Ile

210 215 220

Ser Lys Phe Pro Leu Glu Val Gln Pro Phe Arg Asp Met Ile Glu Gly

225 230 235 240

Met Arg Met Asp Leu Phe Lys Ser Arg Tyr His Thr Phe Asp Glu Leu

245 250 255

Tyr Glu Tyr Cys Tyr Arg Val Ala Gly Thr Val Gly Leu Met Thr Met

260 265 270

Pro Val Met Gly Ile Asp Pro Asn Tyr Lys Gly Pro Ile Asp Lys Val

275 280 285

Tyr Lys Ala Ala Leu Ala Leu Gly Thr Ala Asn Gln Leu Thr Asn Ile

290 295 300

Leu Arg Asp Val Gly Glu Asp Ile Arg Glu Arg Asp Arg Ile Tyr Leu

305 310 315 320

Pro Leu Asp Glu Leu Lys Gln Phe Gly Ile Ser Glu Glu Glu Val Lys

325 330 335

Ala Gly Ile His Lys Pro Ser Gln Gly Lys Val Asp Glu Arg Trp Arg

340 345 350

Ala Phe Met Lys Phe Gln Ile Lys Arg Ala Arg Glu Tyr Phe Gln Glu

355 360 365

Ala Glu Asp Gly Val Asp Tyr Leu Asp Val Lys Ala Arg Trp Pro Val

370 375 380

Trp Ser Ala Leu Ile Leu Tyr Arg Gln Ile Leu Asp Val Ile Glu Lys

385 390 395 400

Asn Asp Tyr Asp Asn Phe Ser Met Arg Ala Tyr Val Pro Lys Ser Lys

405 410 415

Lys Phe Ala Ser Leu Pro Met Ala Leu Phe Arg Ala Leu Val Pro Lys

420 425 430

Asn Lys

<211> 1104

<212> DNA

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏巴氏藻(Dunaliella bardawil):Ziso

<400> 3

atggcgagct tgtgtagagc tgcccttggg caggccagtg cgaaggggct gagtggctta 60

caaacttcct ccaagcctct catctccaag agccctcttg tagcaagacc accatgcatc 120

agaattagcg aacgctgccc agtcttagaa aattccgtat ggagcagaag acgagcggag 180

gtgtgtgtgc gggctgctag cgacgaggag tcgccccgac ctgcggggct tgttggcgag 240

gatgcggcag ccttcgacgt ttcccagcag agtaccaagt cctgggcgct gtttactggg 300

cttctgactg gcgtgctggg cctcatttac ctggtatgga tccagccggg agcaggtctg 360

gcagatgact tcttggggtt ggtcgagggc ttcagcaaca acaacccgga ggcaacaatc 420

ctccttatcc tctttgtgtt tgctgttgta cacagtgggc tggcaggcct gcgccccaaa 480

ggggagcagc tgatcggcgc acgagcatac cgggtgattt ttgcccttgt cagcctgccc 540

ttggccatcg tggccatcgt gtacttcatc aaccatagat acgatggcat gcccttatgg 600

gatctcaggg gtgtgacggg agtgcatgag ctggtgtggc tcctcaactt tgtgtccttc 660

tacttccttt acccttccac ctttaacatc cttgaggtgg ctgcagtgga cgagcccaag 720

ctgcatatgt gggaaacggg aatcatgcga atcactcgtc acccacaaat ggtagggcag 780

ctaatatggt gcgcagcaca cacgttgtgg atcgggaaca gcttcatgct cgtgacctca 840

gcaggcctca tggctcatca tctctttggt tgctggcatg gtgaccggcg gttgtctgcc 900

aagtatggcg aggcctttga aatcgtcaag gcgcggacaa gtacctttcc attgcaagct 960

atttgggagg gccgccaggt cttgccagct gattactaca aggagttcct gcgggcgccc 1020

tacttcgctg tgactgcctt caccctgggc gcctacttcg cacaccccat catgcagtct 1080

gccagcttct atttgagatg gtag 1104

<211> 367

<212> PRT

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏巴氏藻(Dunaliella bardawil):Ziso

<400> 4

Met Ala Ser Leu Cys Arg Ala Ala Leu Gly Gln Ala Ser Ala Lys Gly

1 5 10 15

Leu Ser Gly Leu Gln Thr Ser Ser Lys Pro Leu Ile Ser Lys Ser Pro

20 25 30

Leu Val Ala Arg Pro Pro Cys Ile Arg Ile Ser Glu Arg Cys Pro Val

35 40 45

Leu Glu Asn Ser Val Trp Ser Arg Arg Arg Ala Glu Val Cys Val Arg

50 55 60

Ala Ala Ser Asp Glu Glu Ser Pro Arg Pro Ala Gly Leu Val Gly Glu

65 70 75 80

Asp Ala Ala Ala Phe Asp Val Ser Gln Gln Ser Thr Lys Ser Trp Ala

85 90 95

Leu Phe Thr Gly Leu Leu Thr Gly Val Leu Gly Leu Ile Tyr Leu Val

100 105 110

Trp Ile Gln Pro Gly Ala Gly Leu Ala Asp Asp Phe Leu Gly Leu Val

115 120 125

Glu Gly Phe Ser Asn Asn Asn Pro Glu Ala Thr Ile Leu Leu Ile Leu

130 135 140

Phe Val Phe Ala Val Val His Ser Gly Leu Ala Gly Leu Arg Pro Lys

145 150 155 160

Gly Glu Gln Leu Ile Gly Ala Arg Ala Tyr Arg Val Ile Phe Ala Leu

165 170 175

Val Ser Leu Pro Leu Ala Ile Val Ala Ile Val Tyr Phe Ile Asn His

180 185 190

Arg Tyr Asp Gly Met Pro Leu Trp Asp Leu Arg Gly Val Thr Gly Val

195 200 205

His Glu Leu Val Trp Leu Leu Asn Phe Val Ser Phe Tyr Phe Leu Tyr

210 215 220

Pro Ser Thr Phe Asn Ile Leu Glu Val Ala Ala Val Asp Glu Pro Lys

225 230 235 240

Leu His Met Trp Glu Thr Gly Ile Met Arg Ile Thr Arg His Pro Gln

245 250 255

Met Val Gly Gln Leu Ile Trp Cys Ala Ala His Thr Leu Trp Ile Gly

260 265 270

Asn Ser Phe Met Leu Val Thr Ser Ala Gly Leu Met Ala His His Leu

275 280 285

Phe Gly Cys Trp His Gly Asp Arg Arg Leu Ser Ala Lys Tyr Gly Glu

290 295 300

Ala Phe Glu Ile Val Lys Ala Arg Thr Ser Thr Phe Pro Leu Gln Ala

305 310 315 320

Ile Trp Glu Gly Arg Gln Val Leu Pro Ala Asp Tyr Tyr Lys Glu Phe

325 330 335

Leu Arg Ala Pro Tyr Phe Ala Val Thr Ala Phe Thr Leu Gly Ala Tyr

340 345 350

Phe Ala His Pro Ile Met Gln Ser Ala Ser Phe Tyr Leu Arg Trp

355 360 365

<211> 1749

<212> DNA

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏巴氏藻(Dunaliella bardawil):Zds

<400> 5

atgttggggc tgcagagcaa ggaatcgcaa ctgtgcacca caaatgtgcc agccaggcgt 60

ggctatgcgc agtgcaccag tacccgcacc cgcagacgga cgcgctgcac cacccaagcc 120

attgccaccc cccctgctcc tccaaagacc acacccaggg agtggaccac ccaggatgtg 180

agcaaggtgg ccttgaagga tgtgcctttg aagtccttgt acccggatga gcctgcccct 240

ccaaagccag gtgcccccaa gatgcgtgtg gccattgtgg gcagtggact ggctggcctg 300

tcgacagcag tggagctgct agaccaaggg catgaggtgg acatctatga ccagcgcagc 360

tgggttggag gcaaggtggc ctcatggcaa gacaaggatg gcaaccacat tgagatgggc 420

ttgcacgtct tcttcggctg ctaccacaac cttttccgtc tgatggccaa gtgtggagta 480

ctggagaact tgctggtgaa ggagcatact cacacctttt gcaacaatga tggggatgtc 540

agggagcttg acttccgttt tgaggtcgga ggacagaaaa tcggggctcc cttccatggc 600

ctgaaagcct tcttcacaac cccccagctt tctgtgggag acaaggcagc caatgcgctg 660

gcgctgggca ccagccctat tgtgcgctcc ttgatagacc cagagggggg catgagtgat 720

gtgcgaaacc tggacaacat cagcttctgg gactggttca agagccatgg cgggtctgag 780

caatccatga agcgcatgtg ggatcccatt gcgtatgctt tgggtttctt ggactgcaaa 840

gacatcagtg cgcgctgcat gctgaccatc ttccagttct ttgccaccaa gaccgacgcc 900

tccgtcctgc gcatgctgaa cggatctcca gctgagaggc tcctgaagcc catcaccgac 960

tacattgagg ccaagggagg ccgcatccac ttgcgtcagg gttgcaagga ggttctattt 1020

gaggatggcc ctgacggcaa gcctgtagtg accggcatgt gcatgggccg ggatggccaa 1080

gttgtgaagg ctgatgccta tgttgcagcc ctggacgtcc ctggggcgaa gcagctcttg 1140

ccgcaggcat ggagaaagta cccccagttt gacaaaatct acaagctcaa tggcgtgcct 1200

gtgatcactg tacagctgcg ctacaatggt tgggtgacgg agatgcagga cccagagaag 1260

gtcaagcagc tgacccagcc ccaaggcatc aacaacctgt tgtacagccc tgatgcgttc 1320

ttctcctgct tcgccgacct tgcccttgtg agccctgtgg agtacttcca tgagggcaag 1380

ggctccctca tgcaagtcgt gatcacgcct gctgccccgt acatgccatg gaccaacgag 1440

gccattgctg aggaggctga ccggcaggtc cgccagctct tccccagcgc ccgtaagctg 1500

gacatgatct ggcatagtgt tgtgaagatt ggccagtcct tgtaccagga ggccccaggc 1560

atggaccctt acaggcccga gcaggccacg cctgtgccca acttcttcct ggcaggcagc 1620

tacaccaagc aagactacat cgactcaatg gagggcgcca ccttgtcagg tcggcagtgt 1680

gctggtgaga ttatgaaggc tgtgcccttg atccaaagcc tgtcaaaggc gccacttccg 1740

agcatgtaa 1749

<211> 582

<212> PRT

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏巴氏藻(Dunaliella bardawil):Zds

<400> 6

Met Leu Gly Leu Gln Ser Lys Glu Ser Gln Leu Cys Thr Thr Asn Val

1 5 10 15

Pro Ala Arg Arg Gly Tyr Ala Gln Cys Thr Ser Thr Arg Thr Arg Arg

20 25 30

Arg Thr Arg Cys Thr Thr Gln Ala Ile Ala Thr Pro Pro Ala Pro Pro

35 40 45

Lys Thr Thr Pro Arg Glu Trp Thr Thr Gln Asp Val Ser Lys Val Ala

50 55 60

Leu Lys Asp Val Pro Leu Lys Ser Leu Tyr Pro Asp Glu Pro Ala Pro

65 70 75 80

Pro Lys Pro Gly Ala Pro Lys Met Arg Val Ala Ile Val Gly Ser Gly

85 90 95

Leu Ala Gly Leu Ser Thr Ala Val Glu Leu Leu Asp Gln Gly His Glu

100 105 110

Val Asp Ile Tyr Asp Gln Arg Ser Trp Val Gly Gly Lys Val Ala Ser

115 120 125

Trp Gln Asp Lys Asp Gly Asn His Ile Glu Met Gly Leu His Val Phe

130 135 140

Phe Gly Cys Tyr His Asn Leu Phe Arg Leu Met Ala Lys Cys Gly Val

145 150 155 160

Leu Glu Asn Leu Leu Val Lys Glu His Thr His Thr Phe Cys Asn Asn

165 170 175

Asp Gly Asp Val Arg Glu Leu Asp Phe Arg Phe Glu Val Gly Gly Gln

180 185 190

Lys Ile Gly Ala Pro Phe His Gly Leu Lys Ala Phe Phe Thr Thr Pro

195 200 205

Gln Leu Ser Val Gly Asp Lys Ala Ala Asn Ala Leu Ala Leu Gly Thr

210 215 220

Ser Pro Ile Val Arg Ser Leu Ile Asp Pro Glu Gly Gly Met Ser Asp

225 230 235 240

Val Arg Asn Leu Asp Asn Ile Ser Phe Trp Asp Trp Phe Lys Ser His

245 250 255

Gly Gly Ser Glu Gln Ser Met Lys Arg Met Trp Asp Pro Ile Ala Tyr

260 265 270

Ala Leu Gly Phe Leu Asp Cys Lys Asp Ile Ser Ala Arg Cys Met Leu

275 280 285

Thr Ile Phe Gln Phe Phe Ala Thr Lys Thr Asp Ala Ser Val Leu Arg

290 295 300

Met Leu Asn Gly Ser Pro Ala Glu Arg Leu Leu Lys Pro Ile Thr Asp

305 310 315 320

Tyr Ile Glu Ala Lys Gly Gly Arg Ile His Leu Arg Gln Gly Cys Lys

325 330 335

Glu Val Leu Phe Glu Asp Gly Pro Asp Gly Lys Pro Val Val Thr Gly

340 345 350

Met Cys Met Gly Arg Asp Gly Gln Val Val Lys Ala Asp Ala Tyr Val

355 360 365

Ala Ala Leu Asp Val Pro Gly Ala Lys Gln Leu Leu Pro Gln Ala Trp

370 375 380

Arg Lys Tyr Pro Gln Phe Asp Lys Ile Tyr Lys Leu Asn Gly Val Pro

385 390 395 400

Val Ile Thr Val Gln Leu Arg Tyr Asn Gly Trp Val Thr Glu Met Gln

405 410 415

Asp Pro Glu Lys Val Lys Gln Leu Thr Gln Pro Gln Gly Ile Asn Asn

420 425 430

Leu Leu Tyr Ser Pro Asp Ala Phe Phe Ser Cys Phe Ala Asp Leu Ala

435 440 445

Leu Val Ser Pro Val Glu Tyr Phe His Glu Gly Lys Gly Ser Leu Met

450 455 460

Gln Val Val Ile Thr Pro Ala Ala Pro Tyr Met Pro Trp Thr Asn Glu

465 470 475 480

Ala Ile Ala Glu Glu Ala Asp Arg Gln Val Arg Gln Leu Phe Pro Ser

485 490 495

Ala Arg Lys Leu Asp Met Ile Trp His Ser Val Val Lys Ile Gly Gln

500 505 510

Ser Leu Tyr Gln Glu Ala Pro Gly Met Asp Pro Tyr Arg Pro Glu Gln

515 520 525

Ala Thr Pro Val Pro Asn Phe Phe Leu Ala Gly Ser Tyr Thr Lys Gln

530 535 540

Asp Tyr Ile Asp Ser Met Glu Gly Ala Thr Leu Ser Gly Arg Gln Cys

545 550 555 560

Ala Gly Glu Ile Met Lys Ala Val Pro Leu Ile Gln Ser Leu Ser Lys

565 570 575

Ala Pro Leu Pro Ser Met

580

<211> 1905

<212> DNA

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏巴氏藻(Dunaliella bardawil):Crtiso

<400> 7

atgtttgcaa cgaatggttg tccaaggggg ctgcaagcag ggaaggccag tggctcgcag 60

gcaggaaaga gagttgtcgg actccgtgat tctggcctgg accatgtcat caggcatgtt 120

ccacacccta gcacctccat acccgctagc agcagcagga ccactcaggg caccagtaat 180

agcgcccgcc caggcatcaa cagcagccgc agacaacagc ggttgcagcg ctgcacagcc 240

gctgcgtccg caacggctta tcctcctgca gaggtggtga aggctctacc aacagatgcc 300

ccaacagatg tggagtacga tgccgttatt gtggggagtg gcatgggggg actggcaact 360

gcctcccagc tggcagcaaa gggagcccgt gtggttgtcc tggaaaagta cctcatccct 420

ggaggcagtg cagggcactt caagagagag ggctacacct ttgatgtcgg ctcctcgatg 480

atgtttggct ttggagacaa gggaaccacc aacctgctga cccgctgcct agccgccctg 540

gacaagaaaa ttgagactgt gcctgacccg acccaggtgt actaccattt gcctgcaacc 600

aaagctcacc ccaatgggct ggacgtccag gtctggagaa agtacgagga cttcgtgtca 660

gagctgtgcg ctcaattccc tcacgagagc aatggcatca aggcattcta tgacgagtgc 720

tggaagatct tcaatgctct caacaccttg gagctcaaga gcttggaaga gatccggtac 780

ctgctgcgag agtttgcaaa gcatcccatc gagtgcctga cgcttgcggc atatgccact 840

tccaacgtcg cggacatctc gcgcaaatac atcaaggacc ctgagctcct gcgcttcatt 900

gacctggagt gctacatctg gtccactgtg cctgctgagc tgacgcccat gatgaacgct 960

ggcatggtgt tctgtgacag gcattatggt ggcatcaact accccatagg tggagtgggt 1020

cgcattccgg aagtgctagc agaaggcttg acagagcgtg gcagtcatgt agtctacaag 1080

gccaatgtga agcgcatcct tacggaaaag caaggcgagg agatgaaggc agtaggggtg 1140

gagctggcag atggacgtgt gtttaggggc aagagcatta tttccaatgc caccaggtgg 1200

gacacctttg agtccatgat cggggatgac aacctgccac ccagtgaaaa gctgttcagg 1260

gagcggtaca agaaagcacc ctcatttttc tccatgcaca tgggcgtgga agccagtgtg 1320

tttgagggtt caggagagac agtggactgc caccatgtga ttgtagacga ctggtcaaag 1380

ctggaagatg cctatggaac actttttgtg tccatgccct ccctgctaga cccatccctg 1440

gccccgcccg gcaagcacat tgtccatgca ttcactccag actggataga ctcctggcag 1500

ggcctgtctg tacaagatta cgaggctaag aaggaggaag tttctgcgca gctcattgac 1560

cgcctcgatg ctgtgtttcc tggactgaag caaggggtgg tcttcaagga ggtggggacg 1620

ccacgcacgc accgtcgctt tttgaaccgg acttcaggca cgtacggccc catcccttca 1680

aggccacccc tgggcatgtt gtccatgcct ttcaacagga ctgctgtgca agggctttat 1740

tgtgtgggag actcaacttt tccaggccaa ggagtgaatg cagtcgtctt ctccggcttt 1800

ggctgtgccc atcgagtggc ttgcgacatt gggcttgagc ccacctggcc tgccctggac 1860

aagcctttta acaagttcct cgagtatgtg cgggacagct cataa 1905

<211> 634

<212> PRT

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏巴氏藻(Dunaliella bardawil):Crtiso

<400> 8

Met Phe Ala Thr Asn Gly Cys Pro Arg Gly Leu Gln Ala Gly Lys Ala

1 5 10 15

Ser Gly Ser Gln Ala Gly Lys Arg Val Val Gly Leu Arg Asp Ser Gly

20 25 30

Leu Asp His Val Ile Arg His Val Pro His Pro Ser Thr Ser Ile Pro

35 40 45

Ala Ser Ser Ser Arg Thr Thr Gln Gly Thr Ser Asn Ser Ala Arg Pro

50 55 60

Gly Ile Asn Ser Ser Arg Arg Gln Gln Arg Leu Gln Arg Cys Thr Ala

65 70 75 80

Ala Ala Ser Ala Thr Ala Tyr Pro Pro Ala Glu Val Val Lys Ala Leu

85 90 95

Pro Thr Asp Ala Pro Thr Asp Val Glu Tyr Asp Ala Val Ile Val Gly

100 105 110

Ser Gly Met Gly Gly Leu Ala Thr Ala Ser Gln Leu Ala Ala Lys Gly

115 120 125

Ala Arg Val Val Val Leu Glu Lys Tyr Leu Ile Pro Gly Gly Ser Ala

130 135 140

Gly His Phe Lys Arg Glu Gly Tyr Thr Phe Asp Val Gly Ser Ser Met

145 150 155 160

Met Phe Gly Phe Gly Asp Lys Gly Thr Thr Asn Leu Leu Thr Arg Cys

165 170 175

Leu Ala Ala Leu Asp Lys Lys Ile Glu Thr Val Pro Asp Pro Thr Gln

180 185 190

Val Tyr Tyr His Leu Pro Ala Thr Lys Ala His Pro Asn Gly Leu Asp

195 200 205

Val Gln Val Trp Arg Lys Tyr Glu Asp Phe Val Ser Glu Leu Cys Ala

210 215 220

Gln Phe Pro His Glu Ser Asn Gly Ile Lys Ala Phe Tyr Asp Glu Cys

225 230 235 240

Trp Lys Ile Phe Asn Ala Leu Asn Thr Leu Glu Leu Lys Ser Leu Glu

245 250 255

Glu Ile Arg Tyr Leu Leu Arg Glu Phe Ala Lys His Pro Ile Glu Cys

260 265 270

Leu Thr Leu Ala Ala Tyr Ala Thr Ser Asn Val Ala Asp Ile Ser Arg

275 280 285

Lys Tyr Ile Lys Asp Pro Glu Leu Leu Arg Phe Ile Asp Leu Glu Cys

290 295 300

Tyr Ile Trp Ser Thr Val Pro Ala Glu Leu Thr Pro Met Met Asn Ala

305 310 315 320

Gly Met Val Phe Cys Asp Arg His Tyr Gly Gly Ile Asn Tyr Pro Ile

325 330 335

Gly Gly Val Gly Arg Ile Pro Glu Val Leu Ala Glu Gly Leu Thr Glu

340 345 350

Arg Gly Ser His Val Val Tyr Lys Ala Asn Val Lys Arg Ile Leu Thr

355 360 365

Glu Lys Gln Gly Glu Glu Met Lys Ala Val Gly Val Glu Leu Ala Asp

370 375 380

Gly Arg Val Phe Arg Gly Lys Ser Ile Ile Ser Asn Ala Thr Arg Trp

385 390 395 400

Asp Thr Phe Glu Ser Met Ile Gly Asp Asp Asn Leu Pro Pro Ser Glu

405 410 415

Lys Leu Phe Arg Glu Arg Tyr Lys Lys Ala Pro Ser Phe Phe Ser Met

420 425 430

His Met Gly Val Glu Ala Ser Val Phe Glu Gly Ser Gly Glu Thr Val

435 440 445

Asp Cys His His Val Ile Val Asp Asp Trp Ser Lys Leu Glu Asp Ala

450 455 460

Tyr Gly Thr Leu Phe Val Ser Met Pro Ser Leu Leu Asp Pro Ser Leu

465 470 475 480

Ala Pro Pro Gly Lys His Ile Val His Ala Phe Thr Pro Asp Trp Ile

485 490 495

Asp Ser Trp Gln Gly Leu Ser Val Gln Asp Tyr Glu Ala Lys Lys Glu

500 505 510

Glu Val Ser Ala Gln Leu Ile Asp Arg Leu Asp Ala Val Phe Pro Gly

515 520 525

Leu Lys Gln Gly Val Val Phe Lys Glu Val Gly Thr Pro Arg Thr His

530 535 540

Arg Arg Phe Leu Asn Arg Thr Ser Gly Thr Tyr Gly Pro Ile Pro Ser

545 550 555 560

Arg Pro Pro Leu Gly Met Leu Ser Met Pro Phe Asn Arg Thr Ala Val

565 570 575

Gln Gly Leu Tyr Cys Val Gly Asp Ser Thr Phe Pro Gly Gln Gly Val

580 585 590

Asn Ala Val Val Phe Ser Gly Phe Gly Cys Ala His Arg Val Ala Cys

595 600 605

Asp Ile Gly Leu Glu Pro Thr Trp Pro Ala Leu Asp Lys Pro Phe Asn

610 615 620

Lys Phe Leu Glu Tyr Val Arg Asp Ser Ser

625 630

<211> 1077

<212> DNA

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏盐藻(Dunaliella saline):Ggps

<400> 9

atggccgccc atcagatgca gctctttagt agccaacgga tgtgctcaac gtcctcaagg 60

agcatgaggc cagcagtctg cagccggccg caagtgccac gaattcgccc tgcaaacgtt 120

agacaaggtc gccatcaggc cttcaggaca atggccattg caactgcaga cgaggcccag 180

cagtccactt cttcctttga cttcaagagc tatatgaagg agcgtgcagt catggtgaat 240

gatgcgttgg acaaggccct gccgcagcgc tatccagagg tgctgctaga gtctatgagg 300

tactcactcc tagctggtgg caagcgcgtg cgcccatgcc tgaccttggc tgcctgcgaa 360

tgcgttggag gggacattgc gcacgcaatg cccactgcct gtgcaatgga ggtggttcac 420

accatgagcc tgatccacga cgacctaccc tccatggaca atgatgattt ccgcagaggg 480

tctcccacca accacaagaa atacggagag gacattgcca ttcttgccgg agacgccctg 540

ctttctttcg ccttcgagca cgtcgcgcgc gccaccactg gcacctcgcc tgagcgcgtg 600

ttgcgtgtga tcattgagct gggcaaggct gtgggtgcag atgggctaac aggaggacag 660

gttgtggaca tcaagagcga aaaccaggag gtgggcctgg aagttctgca gtacatccat 720

gagcacaaga cagcggccct gctagaggca gctgtggtgt gtggcgcgct ggtgggcggc 780

gcggatgatg tgacagtgga gaagatgcgc aagtttgcac tcaacatcgg ccttgcattc 840

caggtggtgg acgacatcct ggattgtacc cagaccacag agcagctggg caagactgca 900

ggcaaggaca tgggcgtgaa caagaccaca taccccaaac tgcttggcct ggagaagagt 960

aagcagaccg cggaggacct gatcacagag gccatccagc agctagatgg cttccccccg 1020

gagaagcgcg ccccccttgt agctctggcc aagtacattg gctaccgtca aaactaa 1077

<211> 358

<212> PRT

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏盐藻(Dunaliella saline):Ggps

<400> 10

Met Ala Ala His Gln Met Gln Leu Phe Ser Ser Gln Arg Met Cys Ser

1 5 10 15

Thr Ser Ser Arg Ser Met Arg Pro Ala Val Cys Ser Arg Pro Gln Val

20 25 30

Pro Arg Ile Arg Pro Ala Asn Val Arg Gln Gly Arg His Gln Ala Phe

35 40 45

Arg Thr Met Ala Ile Ala Thr Ala Asp Glu Ala Gln Gln Ser Thr Ser

50 55 60

Ser Phe Asp Phe Lys Ser Tyr Met Lys Glu Arg Ala Val Met Val Asn

65 70 75 80

Asp Ala Leu Asp Lys Ala Leu Pro Gln Arg Tyr Pro Glu Val Leu Leu

85 90 95

Glu Ser Met Arg Tyr Ser Leu Leu Ala Gly Gly Lys Arg Val Arg Pro

100 105 110

Cys Leu Thr Leu Ala Ala Cys Glu Cys Val Gly Gly Asp Ile Ala His

115 120 125

Ala Met Pro Thr Ala Cys Ala Met Glu Val Val His Thr Met Ser Leu

130 135 140

Ile His Asp Asp Leu Pro Ser Met Asp Asn Asp Asp Phe Arg Arg Gly

145 150 155 160

Ser Pro Thr Asn His Lys Lys Tyr Gly Glu Asp Ile Ala Ile Leu Ala

165 170 175

Gly Asp Ala Leu Leu Ser Phe Ala Phe Glu His Val Ala Arg Ala Thr

180 185 190

Thr Gly Thr Ser Pro Glu Arg Val Leu Arg Val Ile Ile Glu Leu Gly

195 200 205

Lys Ala Val Gly Ala Asp Gly Leu Thr Gly Gly Gln Val Val Asp Ile

210 215 220

Lys Ser Glu Asn Gln Glu Val Gly Leu Glu Val Leu Gln Tyr Ile His

225 230 235 240

Glu His Lys Thr Ala Ala Leu Leu Glu Ala Ala Val Val Cys Gly Ala

245 250 255

Leu Val Gly Gly Ala Asp Asp Val Thr Val Glu Lys Met Arg Lys Phe

260 265 270

Ala Leu Asn Ile Gly Leu Ala Phe Gln Val Val Asp Asp Ile Leu Asp

275 280 285

Cys Thr Gln Thr Thr Glu Gln Leu Gly Lys Thr Ala Gly Lys Asp Met

290 295 300

Gly Val Asn Lys Thr Thr Tyr Pro Lys Leu Leu Gly Leu Glu Lys Ser

305 310 315 320

Lys Gln Thr Ala Glu Asp Leu Ile Thr Glu Ala Ile Gln Gln Leu Asp

325 330 335

Gly Phe Pro Pro Glu Lys Arg Ala Pro Leu Val Ala Leu Ala Lys Tyr

340 345 350

Ile Gly Tyr Arg Gln Asn

355

<211> 1122

<212> DNA

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏盐藻(Dunaliella saline):Ziso

<400> 11

atggcaagct tgtgtgcagg tcgggccctt gggctggctg gtcaggggct gactggctca 60

catgcctcct ctcgaggcct cccagccaag cctctcgtct ccaggagccc gatccttgcc 120

aagacgccac catgcatcag aaatagggat ctccagcaag ccttaggaat ttccgtaccc 180

cacagaagac gatcggaagt gtgtgtgcgg gctgccagcg aggaggagtc gtccccacct 240

gcagggcttg tgggcgagga tgcggctgcc ttcgacgttt ctcaacaaag caccaagtct 300

tgggcgatat tcactgggct tctgactggc gtgctgggcc tcatttacct ggtttggatc 360

cagccgggag cagggctggc agatgacttc ctgagcactg tcgagagctt cagcaacaac 420

aaccccgagg caacaatcct cctcatcctg tttgtgtttg cggtcgcgca cagtgggcta 480

gcagccctgc gcccaaaagg cgagcagctg atcggtgctc gagcattccg cgtgattttt 540

gcccttgtca gcctgcccct ggccatcgtg gcggtggtgt atttcatcaa ccacagatat 600

gatggcatac ccttatggga tctcaggggt gtgacgggag tgcatgagct ggtgtggacc 660

ctcaacttca tttccttcta cttcctgtac ccgtccacct tcaacatcct tgaggtggct 720

gcagtggatg agcccaagct ccacatgtgg gaaaccggca tcatgcgaat cactcgtcac 780

ccacaaatgg tagggcaggc catctggtgt gcagcgcaca cgctgtggat cgggaacagc 840

ttcatgctgg tgacttcggc aggcctcatg gctcaccacc ttttcgggtg ctggcatggt 900

gacaagcgcc tgtcaaacaa gtatggcgag gcctttgaaa tcgtgaagac gcgcaccagc 960

actttcccga tgcaggctgt ttgggagggc cgccagaaat tgccagctga cttctacaag 1020

gagttcctgc gagcccccta ctttgctgtg actgcgttca ccctgggcgc ctattatgca 1080

caccccatca tgcagtctgc tagcttctac ctggggtggt ga 1122

<211> 373

<212> PRT

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏盐藻(Dunaliella saline):Ziso

<400> 12

Met Ala Ser Leu Cys Ala Gly Arg Ala Leu Gly Leu Ala Gly Gln Gly

1 5 10 15

Leu Thr Gly Ser His Ala Ser Ser Arg Gly Leu Pro Ala Lys Pro Leu

20 25 30

Val Ser Arg Ser Pro Ile Leu Ala Lys Thr Pro Pro Cys Ile Arg Asn

35 40 45

Arg Asp Leu Gln Gln Ala Leu Gly Ile Ser Val Pro His Arg Arg Arg

50 55 60

Ser Glu Val Cys Val Arg Ala Ala Ser Glu Glu Glu Ser Ser Pro Pro

65 70 75 80

Ala Gly Leu Val Gly Glu Asp Ala Ala Ala Phe Asp Val Ser Gln Gln

85 90 95

Ser Thr Lys Ser Trp Ala Ile Phe Thr Gly Leu Leu Thr Gly Val Leu

100 105 110

Gly Leu Ile Tyr Leu Val Trp Ile Gln Pro Gly Ala Gly Leu Ala Asp

115 120 125

Asp Phe Leu Ser Thr Val Glu Ser Phe Ser Asn Asn Asn Pro Glu Ala

130 135 140

Thr Ile Leu Leu Ile Leu Phe Val Phe Ala Val Ala His Ser Gly Leu

145 150 155 160

Ala Ala Leu Arg Pro Lys Gly Glu Gln Leu Ile Gly Ala Arg Ala Phe

165 170 175

Arg Val Ile Phe Ala Leu Val Ser Leu Pro Leu Ala Ile Val Ala Val

180 185 190

Val Tyr Phe Ile Asn His Arg Tyr Asp Gly Ile Pro Leu Trp Asp Leu

195 200 205

Arg Gly Val Thr Gly Val His Glu Leu Val Trp Thr Leu Asn Phe Ile

210 215 220

Ser Phe Tyr Phe Leu Tyr Pro Ser Thr Phe Asn Ile Leu Glu Val Ala

225 230 235 240

Ala Val Asp Glu Pro Lys Leu His Met Trp Glu Thr Gly Ile Met Arg

245 250 255

Ile Thr Arg His Pro Gln Met Val Gly Gln Ala Ile Trp Cys Ala Ala

260 265 270

His Thr Leu Trp Ile Gly Asn Ser Phe Met Leu Val Thr Ser Ala Gly

275 280 285

Leu Met Ala His His Leu Phe Gly Cys Trp His Gly Asp Lys Arg Leu

290 295 300

Ser Asn Lys Tyr Gly Glu Ala Phe Glu Ile Val Lys Thr Arg Thr Ser

305 310 315 320

Thr Phe Pro Met Gln Ala Val Trp Glu Gly Arg Gln Lys Leu Pro Ala

325 330 335

Asp Phe Tyr Lys Glu Phe Leu Arg Ala Pro Tyr Phe Ala Val Thr Ala

340 345 350

Phe Thr Leu Gly Ala Tyr Tyr Ala His Pro Ile Met Gln Ser Ala Ser

355 360 365

Phe Tyr Leu Gly Trp

370

<211> 1752

<212> DNA

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏盐藻(Dunaliella saline):Zds

<400> 13

atgctgggac tgcacggtaa ggatgccctc caggctggcc gcaccaacca gggcccgcca 60

gtcaggacta gctttgtgca gtctacccgt accaggagaa ggacgcgctg caccacccat 120

gccatcgctg cgccccctgc acctccaaag accacaccca aggagtggac cacccaggat 180

cttagcaagg tggccctgaa agacaggcct ctgaagtccc tgtacccgga tgagcccgcc 240

ccaccaaagc caggtgatcc caagctacgc gtggccatcg tgggcagtgg actggctgga 300

ctgtccacag cagtggagct gctagaccag gggcatgagg tggacatcta tgaccagcga 360

ccctttctag gaggcaaagt ggcttcatgg gtagacaagg atggcaacca catagagatg 420

ggcttgcatg tcttcttcgg gtgctaccac aaccttttcc gactgatggc caagtgcggt 480

gtactggaaa acttgctggt caaggatcac acccacacct tttgcaacgc tgatggggac 540

gtcagggagc ttgacttccg ctttgaagct ggaggacaga agattggggc cccattccat 600

ggcctgaaag ccttctttac cacccctcag ctcactgtgg ccgacaaggc acaaaatgca 660

ttggcactgg gcacgagccc tatcgtgcgc gccttgatag atcctgaggg gggtatgcaa 720

gatgtgagga acctagacaa cattagcttc tgggactggt tcaagagcca tggcggatca 780

gagctctcca tgaagcgtat gtgggacccc attgcctacg ctttgggctt cttggactgc 840

aaggacatca gtgcgcgctg catgttgaca atcttccaat tttttgccac caagaccgac 900

gcttctgtcc tccgcatgct taacggatct cctggggaga ggctgttgaa gcccatcgtt 960

aactacattg agtccaaggg tggccgcatc cacctgcgcc agggttgcaa ggaagtactc 1020

tacgaggatg gccctgacgg cacacctgtg gtgactggca tgcgcatggg ccgggatggc 1080

caaattgtga aagctgatgc ctatgtggct gccttggatg ttcctggggc caagcagctc 1140

ttaccgcagg cgtggaggaa gtaccctcaa tttgacaaca tctacagcct gattggcgtg 1200

cctgtgatca ccgttcagct gcgatacaat ggatgggtga ccgagatgca ggacccagag 1260

aaggtcaagc agctgaccca gccccaaggc atcaacaact tgctatacag ccctgatgcg 1320

ttctactcct gctttgctga cctcgctctt gtgagccctg tggagtactt caaggagggc 1380

caggggtcgc tcatgcaagt cgtgattaca ccagcggccc cctacatgcc atgggaaaac 1440

aaggccattg ctgaggaggc tgaccgccag acccgccggc tgttccccag cgcgcgcaac 1500

ttggacatga tctggcacag tgttgtgaag atcggccagt ccctgtacca ggaggcccca 1560

ggcatggacc ctttcaggcc tgagcaggcc acgcctgtgc ccaacttctt cttggcaggc 1620

agttacacca agcaagacta catcgactcc atggagggtg ccaccctgtc aggccgacaa 1680

tgtgctggcg aggtcgtgaa agccgtgccc cggatccaga gcctatcggt ggcgccactg 1740

gcaagcattt ga 1752

<211> 583

<212> PRT

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏盐藻(Dunaliella saline):Zds

<400> 14

Met Leu Gly Leu His Gly Lys Asp Ala Leu Gln Ala Gly Arg Thr Asn

1 5 10 15

Gln Gly Pro Pro Val Arg Thr Ser Phe Val Gln Ser Thr Arg Thr Arg

20 25 30

Arg Arg Thr Arg Cys Thr Thr His Ala Ile Ala Ala Pro Pro Ala Pro

35 40 45

Pro Lys Thr Thr Pro Lys Glu Trp Thr Thr Gln Asp Leu Ser Lys Val

50 55 60

Ala Leu Lys Asp Arg Pro Leu Lys Ser Leu Tyr Pro Asp Glu Pro Ala

65 70 75 80

Pro Pro Lys Pro Gly Asp Pro Lys Leu Arg Val Ala Ile Val Gly Ser

85 90 95

Gly Leu Ala Gly Leu Ser Thr Ala Val Glu Leu Leu Asp Gln Gly His

100 105 110

Glu Val Asp Ile Tyr Asp Gln Arg Pro Phe Leu Gly Gly Lys Val Ala

115 120 125

Ser Trp Val Asp Lys Asp Gly Asn His Ile Glu Met Gly Leu His Val

130 135 140

Phe Phe Gly Cys Tyr His Asn Leu Phe Arg Leu Met Ala Lys Cys Gly

145 150 155 160

Val Leu Glu Asn Leu Leu Val Lys Asp His Thr His Thr Phe Cys Asn

165 170 175

Ala Asp Gly Asp Val Arg Glu Leu Asp Phe Arg Phe Glu Ala Gly Gly

180 185 190

Gln Lys Ile Gly Ala Pro Phe His Gly Leu Lys Ala Phe Phe Thr Thr

195 200 205

Pro Gln Leu Thr Val Ala Asp Lys Ala Gln Asn Ala Leu Ala Leu Gly

210 215 220

Thr Ser Pro Ile Val Arg Ala Leu Ile Asp Pro Glu Gly Gly Met Gln

225 230 235 240

Asp Val Arg Asn Leu Asp Asn Ile Ser Phe Trp Asp Trp Phe Lys Ser

245 250 255

His Gly Gly Ser Glu Leu Ser Met Lys Arg Met Trp Asp Pro Ile Ala

260 265 270

Tyr Ala Leu Gly Phe Leu Asp Cys Lys Asp Ile Ser Ala Arg Cys Met

275 280 285

Leu Thr Ile Phe Gln Phe Phe Ala Thr Lys Thr Asp Ala Ser Val Leu

290 295 300

Arg Met Leu Asn Gly Ser Pro Gly Glu Arg Leu Leu Lys Pro Ile Val

305 310 315 320

Asn Tyr Ile Glu Ser Lys Gly Gly Arg Ile His Leu Arg Gln Gly Cys

325 330 335

Lys Glu Val Leu Tyr Glu Asp Gly Pro Asp Gly Thr Pro Val Val Thr

340 345 350

Gly Met Arg Met Gly Arg Asp Gly Gln Ile Val Lys Ala Asp Ala Tyr

355 360 365

Val Ala Ala Leu Asp Val Pro Gly Ala Lys Gln Leu Leu Pro Gln Ala

370 375 380

Trp Arg Lys Tyr Pro Gln Phe Asp Asn Ile Tyr Ser Leu Ile Gly Val

385 390 395 400

Pro Val Ile Thr Val Gln Leu Arg Tyr Asn Gly Trp Val Thr Glu Met

405 410 415

Gln Asp Pro Glu Lys Val Lys Gln Leu Thr Gln Pro Gln Gly Ile Asn

420 425 430

Asn Leu Leu Tyr Ser Pro Asp Ala Phe Tyr Ser Cys Phe Ala Asp Leu

435 440 445

Ala Leu Val Ser Pro Val Glu Tyr Phe Lys Glu Gly Gln Gly Ser Leu

450 455 460

Met Gln Val Val Ile Thr Pro Ala Ala Pro Tyr Met Pro Trp Glu Asn

465 470 475 480

Lys Ala Ile Ala Glu Glu Ala Asp Arg Gln Thr Arg Arg Leu Phe Pro

485 490 495

Ser Ala Arg Asn Leu Asp Met Ile Trp His Ser Val Val Lys Ile Gly

500 505 510

Gln Ser Leu Tyr Gln Glu Ala Pro Gly Met Asp Pro Phe Arg Pro Glu

515 520 525

Gln Ala Thr Pro Val Pro Asn Phe Phe Leu Ala Gly Ser Tyr Thr Lys

530 535 540

Gln Asp Tyr Ile Asp Ser Met Glu Gly Ala Thr Leu Ser Gly Arg Gln

545 550 555 560

Cys Ala Gly Glu Val Val Lys Ala Val Pro Arg Ile Gln Ser Leu Ser

565 570 575

Val Ala Pro Leu Ala Ser Ile

580

<211> 1887

<212> DNA

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏盐藻(Dunaliella saline):Crtiso

<400> 15

atgtttgcaa tcactgggcc atcagggata acaagtggct ctcaggcagg aaggggggtc 60

gcaagtctcc gcgtgtccgg tctggaccaa gtcatcaggc atgttcctca cccttccacc 120

tctacacctg ccagcaccag ctggccctct cggaccccca atagtgatgc ccgtccaagc 180

gcattcagca gcaaaaggca gcagcgattg cagcggacaa ccactgcagc caccacaatg 240

gcttaccccc ctgcagaggt tgtgaaggct cttccaacag atgccccgac tgatgtggag 300

tatgatgccg tgattgtggg gagtggcatg gggggattgg caactgcctc ccagctggcg 360

gcaaaaggcg cccgcgtggt tgtcctggaa aagtatctca tccctggcgg cagcgcaggg 420

cactacaggc gtgagggcta cacctttgat gttggctcct ccatgatgtt tggctttgga 480

gacaagggaa ccaccaacct gctgacccgc tgcctagccg ccctcggcaa aaagatcgag 540

acagtaccgg accaaaccca ggtgttctac cacctgcctg catctgaagc ccaccccaac 600

gggctgaacg tccaggtgtg gaggaagtac gaggattttg tggccgagct ttgcgaccgt 660

ttcccccacg agagcaacgg catcaaagca ttctacgatg aaaactggag gatcttcaac 720

tctctcaaca ccttggagct caagagcttg gaggaaatcc ggtacctgct gggagagttt 780

gttaagcacc ccatcgcgtg cctgacgctt gcctcgtacg ccactacgaa cgttgcggac 840

atctcgcgca agtacatcaa ggatcccgag ctcctgcgct tcatcgacct cgagtgcttc 900

atctggtcca ccgtgtcagc tgaattgacg cctatgatga acgccggcat ggtgttttgt 960

gatcggcact atggcggcat caattacccg aagggtggag tgggccgcat tccggagttg 1020

ttagcagaag gcttgacgga gcgcggcagc catgtggtct acaaggccaa tgtgaagcgc 1080

atcctcacag aaaagcaagg caacgagaca aaggcagtgg gcgtggaact tgcggatgga 1140

cgcgtgtaca ggggcaagag catcgtctcc aatgccacaa ggtgggacac ctttgagtcc 1200

atgatcggcg aggaccagct gccgcccagt gaacaggcgt tcagggagcg ttacaagaag 1260

gcgccctcgt ttttcaccat gcacttgggc gttgaagcga gtgtgtttga gggcaaagga 1320

gaagtggact gccaccatgt gatcgtgaat gactggtcaa agctagaaga tgcatacggc 1380

acactctttg tgtccatgcc ttccctactg gacccatccc tggctccgcc tggcaagcac 1440

attgtacatg cattcactcc agactggatt gataactggc agggcctgtc tgtgcaagat 1500

tacgaggcca agaaggagga agtttcggca cagttcattg accgcctgga tgctgtgttt 1560

cctgggctta agcagggcgt ggtcttcaag gaggttggga caccacgcac gcaccgtcgc 1620

tttttgaacc ggaatgctgg cacatacggt cccatccctt caaggcgccc tctgggcatg 1680

ctgtccatgc ctctcaacag gactgctgtg caagggcttt attgcgcggg agactcaact 1740

ttcccgggcc aaggagtgaa tgcagttgtc ttctctggct ttggctgcgc ccatcgtgtg 1800

gcttgcgaca ttggactgga gcccacttgg cctgccttgg acaagccctt ccacaagttc 1860

ctcgactacg tgcgcgacaa ctcatag 1887

<211> 628

<212> PRT

<213> 人工序列(Artificial Sequence)

<220>

<223> 杜氏盐藻(Dunaliella saline):Crtiso

<400> 16

Met Phe Ala Ile Thr Gly Pro Ser Gly Ile Thr Ser Gly Ser Gln Ala

1 5 10 15

Gly Arg Gly Val Ala Ser Leu Arg Val Ser Gly Leu Asp Gln Val Ile

20 25 30

Arg His Val Pro His Pro Ser Thr Ser Thr Pro Ala Ser Thr Ser Trp

35 40 45

Pro Ser Arg Thr Pro Asn Ser Asp Ala Arg Pro Ser Ala Phe Ser Ser

50 55 60

Lys Arg Gln Gln Arg Leu Gln Arg Thr Thr Thr Ala Ala Thr Thr Met

65 70 75 80

Ala Tyr Pro Pro Ala Glu Val Val Lys Ala Leu Pro Thr Asp Ala Pro

85 90 95

Thr Asp Val Glu Tyr Asp Ala Val Ile Val Gly Ser Gly Met Gly Gly

100 105 110

Leu Ala Thr Ala Ser Gln Leu Ala Ala Lys Gly Ala Arg Val Val Val

115 120 125

Leu Glu Lys Tyr Leu Ile Pro Gly Gly Ser Ala Gly His Tyr Arg Arg

130 135 140

Glu Gly Tyr Thr Phe Asp Val Gly Ser Ser Met Met Phe Gly Phe Gly

145 150 155 160

Asp Lys Gly Thr Thr Asn Leu Leu Thr Arg Cys Leu Ala Ala Leu Gly

165 170 175

Lys Lys Ile Glu Thr Val Pro Asp Gln Thr Gln Val Phe Tyr His Leu

180 185 190

Pro Ala Ser Glu Ala His Pro Asn Gly Leu Asn Val Gln Val Trp Arg

195 200 205

Lys Tyr Glu Asp Phe Val Ala Glu Leu Cys Asp Arg Phe Pro His Glu

210 215 220

Ser Asn Gly Ile Lys Ala Phe Tyr Asp Glu Asn Trp Arg Ile Phe Asn

225 230 235 240

Ser Leu Asn Thr Leu Glu Leu Lys Ser Leu Glu Glu Ile Arg Tyr Leu

245 250 255

Leu Gly Glu Phe Val Lys His Pro Ile Ala Cys Leu Thr Leu Ala Ser

260 265 270

Tyr Ala Thr Thr Asn Val Ala Asp Ile Ser Arg Lys Tyr Ile Lys Asp

275 280 285

Pro Glu Leu Leu Arg Phe Ile Asp Leu Glu Cys Phe Ile Trp Ser Thr

290 295 300

Val Ser Ala Glu Leu Thr Pro Met Met Asn Ala Gly Met Val Phe Cys

305 310 315 320

Asp Arg His Tyr Gly Gly Ile Asn Tyr Pro Lys Gly Gly Val Gly Arg

325 330 335

Ile Pro Glu Leu Leu Ala Glu Gly Leu Thr Glu Arg Gly Ser His Val

340 345 350

Val Tyr Lys Ala Asn Val Lys Arg Ile Leu Thr Glu Lys Gln Gly Asn

355 360 365

Glu Thr Lys Ala Val Gly Val Glu Leu Ala Asp Gly Arg Val Tyr Arg

370 375 380

Gly Lys Ser Ile Val Ser Asn Ala Thr Arg Trp Asp Thr Phe Glu Ser

385 390 395 400

Met Ile Gly Glu Asp Gln Leu Pro Pro Ser Glu Gln Ala Phe Arg Glu

405 410 415

Arg Tyr Lys Lys Ala Pro Ser Phe Phe Thr Met His Leu Gly Val Glu

420 425 430

Ala Ser Val Phe Glu Gly Lys Gly Glu Val Asp Cys His His Val Ile

435 440 445

Val Asn Asp Trp Ser Lys Leu Glu Asp Ala Tyr Gly Thr Leu Phe Val

450 455 460

Ser Met Pro Ser Leu Leu Asp Pro Ser Leu Ala Pro Pro Gly Lys His

465 470 475 480

Ile Val His Ala Phe Thr Pro Asp Trp Ile Asp Asn Trp Gln Gly Leu

485 490 495

Ser Val Gln Asp Tyr Glu Ala Lys Lys Glu Glu Val Ser Ala Gln Phe

500 505 510

Ile Asp Arg Leu Asp Ala Val Phe Pro Gly Leu Lys Gln Gly Val Val

515 520 525

Phe Lys Glu Val Gly Thr Pro Arg Thr His Arg Arg Phe Leu Asn Arg

530 535 540

Asn Ala Gly Thr Tyr Gly Pro Ile Pro Ser Arg Arg Pro Leu Gly Met

545 550 555 560

Leu Ser Met Pro Leu Asn Arg Thr Ala Val Gln Gly Leu Tyr Cys Ala

565 570 575

Gly Asp Ser Thr Phe Pro Gly Gln Gly Val Asn Ala Val Val Phe Ser

580 585 590

Gly Phe Gly Cys Ala His Arg Val Ala Cys Asp Ile Gly Leu Glu Pro

595 600 605

Thr Trp Pro Ala Leu Asp Lys Pro Phe His Lys Phe Leu Asp Tyr Val

610 615 620

Arg Asp Asn Ser

625

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