CN108239618A - 共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌及其应用 - Google Patents

共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌及其应用 Download PDF

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CN108239618A
CN108239618A CN201611202462.7A CN201611202462A CN108239618A CN 108239618 A CN108239618 A CN 108239618A CN 201611202462 A CN201611202462 A CN 201611202462A CN 108239618 A CN108239618 A CN 108239618A
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金圣芳
张敏洁
黄悦
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SHANGHAI JINGXIN BIOLOGICAL MEDICAL CO Ltd
Zhejiang Jingxin Pharmaceutical Co Ltd
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SHANGHAI JINGXIN BIOLOGICAL MEDICAL CO Ltd
Zhejiang Jingxin Pharmaceutical Co Ltd
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Priority to JP2019534398A priority patent/JP2020513758A/ja
Priority to PCT/CN2017/113011 priority patent/WO2018113476A1/zh
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Abstract

本发明公开了一种共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌及其应用。本发明实现了两种酶的高水平共表达,简化了酶的发酵工艺,降低了生产成本。根据本发明方法构建获得的基因工程菌可将高浓度的奥美拉唑硫醚催化转化为埃索美拉唑,具有优越的工业化应用价值。

Description

共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌及其 应用
技术领域
本发明属于基因工程和发酵工程领域,涉及一种共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌及其应用,尤其涉及一种高水平共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌,及其在制备手性亚砜类化合物,特别是埃索美拉唑中的应用。
背景技术
质子泵抑制剂(Proton pump inhibitors,PPIs)是近几十年来临床上广泛应用的一类用于治疗胃溃疡的药物,传统的质子泵抑制剂主要为手性亚砜类药物,例如如埃索美拉唑、左旋泮托拉唑和右旋兰索拉唑等。其中埃索美拉唑是S构型的奥美拉唑,其化学名称为5-甲氧基-2-((S)-((4-甲氧基-3,5-二甲基-2-吡啶基)甲基)亚硫酰基)-1H-苯并咪唑,CAS登录号为119141-88-7,化学结构如下式I所示;奥美拉唑的化学名称为5-甲氧基-2-[(4-甲氧基-3,5-二甲基-2-吡啶基)亚硫酰基]-3H-苯并咪唑,CAS登录号为73590-58-6,其化学结构如下式II所示。
与奥美拉唑相比,埃索美拉唑具有肝脏首过效应较低、血药浓度高、血浆半衰期长、生物利用度高、药物间相互作用小、药效强而持久等优势,尤其适合用于特殊人群,如老年人、肾功能不全和轻中度肝功能不全患者。此外,埃索美拉唑还适用于已经治愈的食管炎患者以防止复发的长期维持治疗,与适当的抗菌疗法联合用药可根除幽门螺杆菌,并且能愈合与幽门螺杆菌感染相关的十二指肠溃疡,防止与幽门螺杆菌相关的消化性溃疡复发。埃索美拉唑以其卓著的品质名列2004年全球畅销药物第5位,销售额高达43亿美元。
目前拉唑类药物的生物酶合成法主要有以下两种:一种是采用野生菌株进行全细胞催化,另一种是载有单加氧酶的基因工程菌、外加辅酶或者辅酶再生系统进行催化。US5840552A通过筛选获得一系列可用于生物氧化反应的菌株,制备拉唑类化合物,催化手性选择性较好,产物ee值大于99%,但是缺点是产物浓度较低,为ppm级。CN 102884178A公开了一种非天然存在的单加氧酶,用于催化合成拉唑类化合物,然而该方法还需要另外再加入辅助因子和用于该辅助因子再生的酶,虽然该法获得的产物浓度较高,但是由于各个酶需要分别发酵获得,操作工序繁琐,成本较高,并且其一批次反应可催化的底物浓度比较低(仅33g/L),因而不适合工业化生产。
发明内容
鉴于以上问题,本发明的目的是提供一种共表达环己酮单加氧酶(CHMO)和异丙醇脱氢酶(KRED)的基因工程菌、构建方法、及其在制备手性亚砜类化合物中的应用,特别是在制备埃索美拉唑中的应用。
为了实现上述目的,本发明提供一种共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌,所述基因工程菌同时含有环己酮单加氧酶基因和异丙醇脱氢酶基因。优选在上述基因工程菌中,环己酮单加氧酶CHMO的基因和异丙醇脱氢酶KRED的基因整合在同一个表达载体比如质粒中。其中所述环己酮单加氧酶的氨基酸序列选自SEQ ID NO.2、SEQ IDNO.4、SEQ ID NO.6、SEQ ID NO.8、SEQ ID NO.10、SEQ ID NO.12,所述异丙醇脱氢酶的氨基酸序列选自SEQ ID NO.14、SEQ ID NO.16、SEQ ID NO.18、SEQ ID NO.20、SEQ ID NO.22、SEQ ID NO.24;编码所述环己酮单加氧酶的基因的核苷酸序列相应分别选自SEQ ID NO.1、SEQ ID NO.3、SEQ ID NO.5、SEQ ID NO.7、SEQ ID NO.9、SEQ ID NO.11,编码所述异丙醇脱氢酶的基因的核苷酸序列相应分别选自SEQ ID NO.13、SEQ ID NO.15、SEQ ID NO.17、SEQID NO.19、SEQ ID NO.21、SEQ ID NO.23。
所述共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌可采用以下方法构建:
(1)以环己酮单加氧酶基因片段为模板,通过PCR扩增扩展并利用Nde I和BamH I内切酶位点将该基因片段插入质粒中,将连接后获得的载体转入大肠杆菌Trans-T1感受态细胞(全式金生物技术有限公司提供)中,构建获得重组质粒pETC-n;
(2)以异丙醇脱氢酶基因片段为模板,通过PCR扩增扩展并利用BamH I和XhoI内切酶位点将该基因片段插入至上述步骤(1)构建获得的重组质粒pETC-n中,将连接后获得的载体转入大肠杆菌Trans-T1感受态细胞中,构建获得重组表达载体pETCK-n;
(3)用上述构建获得的重组表达载体pETCK-n转化表达宿主,用引物T7/T7term做菌落PCR,验证无误后,获得共表达环己酮单加氧酶基因和异丙醇脱氢酶基因基因工程菌BL21(DE3)-pETCK-n。
其中上述方法中,步骤(1)所述质粒选自pET 21a质粒、pET 28a质粒、pET 22b质粒、pETDuet 1质粒、pRSFDuet 1质粒、或者pACYCDuet 1质粒。
步骤(3)所述引物T7、T7term为本领域常规引物,可市售获得;所述宿主包括但不限于大肠杆菌Escherichia coli BL21(DE3)、Escherichia coli BL21(DE3)plysS或者Escherichia coli BL21(DE3)star。
在本发明的一个实施方案中,使用上述方法构建获得一种共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌,所述基因工程菌同时含有环己酮单加氧酶基因和异丙醇脱氢酶基因,其中所述环己酮单加氧酶的氨基酸序列如SEQ ID NO.2所示,所述异丙醇脱氢酶的氨基酸序列如SEQ ID NO.16所示;编码所述环己酮单加氧酶的基因的核苷酸序列如SEQID NO.1所述,编码所述异丙醇脱氢酶的基因的核苷酸序列如SEQ ID NO.15所示。
在本发明的另一个实施方案中,使用上述方法构建获得一种共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌,所述基因工程菌同时含有环己酮单加氧酶基因和异丙醇脱氢酶基因,其中所述环己酮单加氧酶的氨基酸序列如SEQ ID NO.4所示,所述异丙醇脱氢酶的氨基酸序列如SEQ ID NO.14所示;编码所述环己酮单加氧酶的基因的核苷酸序列如SEQ ID NO.3所述,编码所述异丙醇脱氢酶的基因的核苷酸序列如SEQ ID NO.13所示。
在本发明的另一个实施方案中,使用上述方法构建获得一种共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌,所述基因工程菌同时含有环己酮单加氧酶基因和异丙醇脱氢酶基因,其中所述环己酮单加氧酶的氨基酸序列如SEQ ID NO.6所示,所述异丙醇脱氢酶的氨基酸序列如SEQ ID NO.18所示;编码所述环己酮单加氧酶的基因的核苷酸序列如SEQ ID NO.5所述,编码所述异丙醇脱氢酶的基因的核苷酸序列如SEQ ID NO.17所示。
在本发明的另一个实施方案中,使用上述方法构建获得一种共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌,所述基因工程菌同时含有环己酮单加氧酶基因和异丙醇脱氢酶基因,其中所述环己酮单加氧酶的氨基酸序列如SEQ ID NO.8所示,所述异丙醇脱氢酶的氨基酸序列如SEQ ID NO.20所示;编码所述环己酮单加氧酶的基因的核苷酸序列如SEQ ID NO.7所述,编码所述异丙醇脱氢酶的基因的核苷酸序列如SEQ ID NO.19所示。
在本发明的另一个实施方案中,使用上述方法构建获得一种共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌,所述基因工程菌同时含有环己酮单加氧酶基因和异丙醇脱氢酶基因,其中所述环己酮单加氧酶的氨基酸序列如SEQ ID NO.10所示,所述异丙醇脱氢酶的氨基酸序列如SEQ ID NO.22所示;编码所述环己酮单加氧酶的基因的核苷酸序列如SEQ ID NO.9所述,编码所述异丙醇脱氢酶的基因的核苷酸序列如SEQ ID NO.21所示。
在本发明的另一个实施方案中,使用上述方法构建获得一种共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌,所述基因工程菌同时含有环己酮单加氧酶基因和异丙醇脱氢酶基因,其中所述环己酮单加氧酶的氨基酸序列如SEQ ID NO.12所示,所述异丙醇脱氢酶的氨基酸序列如SEQ ID NO.24所示;编码所述环己酮单加氧酶的基因的核苷酸序列如SEQ ID NO.11所述,编码所述异丙醇脱氢酶的基因的核苷酸序列如SEQ ID NO.23所示。
进一步,本发明还提供所述共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌(BL21(DE3)-pETCK-n)的摇瓶培养法,包括以下步骤:
将所述基因工程菌BL21(DE3)-pETCK-n接种到含相应抗性的3-5mL液体LB培养基中,于37℃下摇床中活化12-36小时,将活化后得到的培养物按0.5%-5%(v/v)的接种量转接入发酵培养基中,25-40℃发酵培养1-3h,再加入终浓度0.05-2g/L的诱导剂异丙基-β-D-硫代吡喃半乳糖苷(IPTG),并置于15-35℃下诱导表达2-24h,离心、过滤或者超滤,获得菌泥,置于-80℃冻存。
其中所述接种量是指加入的经活化后的基因工程菌的体积与所述发酵培养基的体积百分比。
此外,本发明还提供所述共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌在制备手性亚砜类化合物中的应用,特别是在制备埃索美拉唑中的应用。
因此,本发明还涉及一种埃索美拉唑的制备方法,其包括:在合适的反应条件下,向反应体系中加入本发明的共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌,将反应底物奥美拉唑硫醚催化转化为埃索美拉唑。
具体地,所述埃索美拉唑的制备方法包括:首先向反应体系中加入本发明的基因工程菌BL21(DE3)-pETCK-n、磷酸缓冲液(pH=7.0-10.0),搅匀,然后依次加入奥美拉唑硫醚、异丙醇、辅酶NADP,在氧气环境下保温(0-40℃)反应2-72h,控制液相中的奥美拉唑硫醚含量≤1wt%,比如0.95wt%、0.90wt%、0.85wt%、0.80wt%、0.75wt%、0.70wt%等,最后加入适量乙酸乙酯终止反应,静置分层,分去水层,乙酸乙酯用饱和氯化钠溶液洗2-3遍,干燥后旋干,HPLC分析,即获得高纯度的目标产品埃索美拉唑,收率≥80%,ee值≥98%。
其中上述方法中,反应物的添加顺序不是关键的。可以同时向反应体系中一起添加反应物;或者可任选的,分开添加一些反应物并在不同的时间点添加另一些反应物。
根据本发明方法,一般允许反应进行直至反应底物例如奥美拉唑硫醚基本上完全或接近完全转化,转化为目标产物埃索美拉唑。使用已知方法检测底物的转化和产物的生成,例如包括但不限于气相色谱、HPLC等。
与生物酶法合成拉唑类药物的现有技术相比,本发明一方面实现了环己酮单加氧酶与异丙醇脱氢酶在一个菌株内的高水平共表达,将环己酮单加氧酶表达菌株的发酵和异丙醇脱氢酶表达菌株的发酵变成了一个共表达菌株的发酵,减少了发酵步骤,降低了生产成本;另一方面实现了全细胞催化,避免了细胞的破碎和离心等操作,具有优越的工业化应用价值。
附图说明
图1是本发明的基因工程菌BL21(DE3)-pETCK-n的诱导表达蛋白电泳图。其中M为蛋白质Marker,1为基因工程菌BL21(DE3)-pETCK-1的诱导菌体蛋白,2为基因工程菌BL21(DE3)-pETCK-2的诱导菌体蛋白,3为基因工程菌BL21(DE3)-pETCK-3的诱导菌体蛋白,4为基因工程菌BL21(DE3)-pETCK-4的诱导菌体蛋白,5为基因工程菌BL21(DE3)-pETCK-5的诱导菌体蛋白,6为基因工程菌BL21(DE3)-pETCK-6的诱导菌体蛋白。
具体实施方式
以下结合具体实施例对本发明做进一步详细说明。应理解,以下实施例仅用于说明本发明而非用于限定本发明的范围。
本文涉及到多种物质的添加量、含量、浓度,以及百分含量,除特别说明外,皆指质量百分含量。
在本文中,有时为了描述简便,会将某种蛋白质名称与其编码基因(DNA)名称混用,本领域技术人员应能理解它们在不同描述场合表示不同的物质。例如,对于某一种环己酮单加氧酶(基因),用于描述其催化底物反应时,指的是蛋白质;在作为一种基因描述时,指的是编码该环己酮单加氧酶的基因,以此类推。
共表达环己酮单加氧酶和异丙醇脱氢酶的微生物可以是任何转化体宿主,例如包括但不限于细菌和真菌。优选细菌,尤其是大肠杆菌,例如包括但不限于大肠杆菌Escherichia coli BL21(DE3)、Escherichia coli BL21(DE3)plysS或者EscherichiacoliBL21(DE3)star。
当作为生物酶催化剂用于生产埃索美拉唑时,本发明可以使用共表达环己酮单加氧酶和异丙醇脱氢酶的任何形式,例如可以是酶的形式、微生物菌体形式或其他形式。所述酶的形式包括游离酶、固定化酶,包括纯化酶、粗酶、发酵液、载体固定的酶等;所述菌体形式包括存活菌体和死亡菌体。优选基因工程菌的菌体形式。
本发明所使用的引物T7、T7term均为常规引物,本领域技术人员可根据现有技术自己合成或市售获得。
本发明所使用的质粒,例如pET 21a质粒、pET 28a质粒、pET 22b质粒、pETDuet1质粒、pRSFDuet 1质粒、或者pACYCDuet 1质粒均为本领域常规质粒,可市售获得。
本发明所述的LB培养基、发酵培养基均为常规产品,本领域技术人员可根据现有技术自己配制或市售获得,例如可参考《分子克隆实验指南》(第三版),J.萨姆布鲁克,D.W.拉塞尔(美)编著,黄培堂等译,科学出版社,北京,2002)自行配置。例如所述LB培养基可采用以下配方配置:酵母提取物5g,蛋白胨10g,NaCl 5g,琼脂15~20g,加水至1000ml,pH=7.4~7.6。所述“相应抗性的LB培养基”是指在配置LB培养基时向其中加入适量抗生素,抗生素种类因所选择的质粒而略有不同,但均为本领域常规选择,例如氨苄和/或卡那。所述发酵培养基可采用以下配方配置:Na2HPO4 6g,KH2PO4 3g,NaCl 0.5g,NH4Cl 1g,MgSO4·7H2O 0.5g,CaCl2 0.011g,葡萄糖2~10g,加水至1000ml,pH=7.0。
实施例1环己酮单加氧酶基因片段的合成及定点突变
通过NCBI查询环己酮-1,2-单加氧酶基因1(NCBI登录号为578026767),合成该基因片段,其核苷酸序列如SEQ ID NO.1所示,相应编码的氨基酸序列如SEQ ID NO:2所示。
采用QuickChange Site-directed Mutagenesis(Stratagene)方法(AgilentTechnologies),对上述环己酮单加氧酶基因进行蛋白质工程改造。具体是,设计如下引物F1和R1(划线处对应相应的突变位点),对该环己酮单加氧酶基因的氨基酸序列SEQ ID NO:2的第435位的丝氨酸(Ser)进行定点突变改造,将其突变为苏氨酸(Thr):
正向引物F1:GGTCCACTGGCCAATACTCCTCCTATCATCG(SEQ ID NO.25)
反向引物R1:CGATGATAGGAGGAGTATTGGCCAGTGGACC(SEQ ID NO.26)
PCR程序设定:
95℃预变性3min;
95℃,45s;55℃,45s;72℃,2min 18个循环;
72℃,7min。
获得本发明的环己酮单加氧酶突变基因2,其核苷酸序列如SEQ ID NO:3所示,对应的氨基酸序列如SEQ ID NO:4所示。
采用QuickChange Site-directed Mutagenesis(Stratagene)方法(AgilentTechnologies),对上述获得的环己酮单加氧酶基因2进行蛋白质工程改造。具体是,设计如下引物F2和R3(划线处对应相应的突变位点),对该环己酮单加氧酶基因2的氨基酸序列SEQ ID NO:3的第386位的丝氨酸(Ser)进行定点突变改造,将其突变为天冬酰胺(Asn):
正向引物F2:GCTTTGATGCGGGCGATGGCAACTACAAGCGCATCGACATACAG(SEQ ID NO.27)
反向引物R2:GTTGCCATCGCCCGCATCAAAGCCGGTCGCGCAAATC(SEQ ID NO.28)
PCR程序设定:
95℃预变性3min;
95℃,45s;55℃,45s;72℃,2min 18个循环;
72℃,7min。
获得本发明的环己酮单加氧酶突变基因3,其核苷酸序列如SEQ ID NO:5所示,对应的氨基酸序列如SEQ ID NO:6所示。
类似地,通过NCBI查询环己酮-1,2-单加氧酶基因4(NCBI登录号为296848397),合成该基因片段(片段两端加Nco I和BamH I内切酶片段),其核苷酸序列如SEQ ID NO.7所示,相应编码的氨基酸序列如SEQ ID NO:8所示。
通过NCBI查询环己酮-1,2-单加氧酶基因5(NCBI登录号为1109637906),合成该基因片段(片段两端加Nco I和HindIII内切酶片段),其核苷酸序列如SEQ ID NO.9所示,相应编码的氨基酸序列如SEQ ID NO:10所示。
通过NCBI查询环己酮-1,2-单加氧酶基因6(NCBI登录号为1099765055),合成该基因片段,其核苷酸序列如SEQ ID NO.11所示,相应编码的氨基酸序列如SEQ ID NO:12所示。
实施例2异丙醇脱氢酶基因片段的合成
通过NCBI查询异丙醇脱氢酶基因1(NCBI登录号为578026822),合成该基因片段,其核苷酸序列如SEQ ID NO.13所示,相应编码的氨基酸序列如SEQ ID NO.14所示。
通过NCBI查询异丙醇脱氢酶基因2(NCBI登录号为938992178),合成该基因片段,其核苷酸序列如SEQ ID NO.15所示,相应编码的氨基酸序列如SEQ ID NO.16所示。
通过NCBI查询异丙醇脱氢酶基因3(NCBI登录号为931139619),合成该基因片段,其核苷酸序列如SEQ ID NO.17所示,相应编码的氨基酸序列如SEQ ID NO.18所示。
通过NCBI查询异丙醇脱氢酶基因4(NCBI登录号为21225427),合成该基因片段(片段两端加NdeI和XhoI内切酶片段),其核苷酸序列如SEQ ID NO.19所示,相应编码的氨基酸序列如SEQ ID NO.20所示。
通过NCBI查询异丙醇脱氢酶基因5(NCBI登录号为874510474),合成该基因片段(片段两端加NdeI和KpnI内切酶片段),其核苷酸序列如SEQ ID NO.21所示,相应编码的氨基酸序列如SEQ ID NO.22所示。
通过NCBI查询异丙醇脱氢酶基因6(NCBI登录号为1089568368),合成该基因片段(片段两端加NdeI和XhoI内切酶片段),其核苷酸序列如SEQ ID NO.23所示,相应编码的氨基酸序列如SEQ ID NO.24所示。
实施例3重组共表达载体的构建
参照《分子克隆实验指南》(第三版),J.萨姆布鲁克,D.W.拉塞尔(美)编著,黄培堂等译,科学出版社,北京,2002)进行下述的酶切、连接或感受态细胞的制备、转化等试验。
正向引物F3:GGCCATATGAATAATTTTGTTTAACTTTAAGAAGGAGATATAATGAGTACCAAGATGGATTTTG(SEQ ID NO.29)
反向引物R3:CGCGGATCCTTACGCATTAGCCTGCTGTTTGG(SEQ ID NO.30)
设计引物F3和R3,分别以核苷酸序列为SEQ ID NO.1、SEQ ID NO.3和SEQ ID NO.5的3个环己酮单加氧酶基因片段为模板,通过PCR分别扩增扩展所述环己酮单加氧酶基因片段(片段两端加Nde I和BamH I内切酶片段);并利用Nde I和BamH I内切酶位点将这3个基因分别插入pET 21a质粒、pET 28a质粒或pET 22b质粒中,将连接后获得的载体转入大肠杆菌Trans-T1感受态细胞中,构建获得重组质粒,用引物T7/R3进行菌落PCR验证,提取该重组质粒,测序验证获得结果无误的重组质粒,命名为pETC-n。
正向引物F4:CGCGGATCCAAGCTTAATAATTTTGTTTAACTTTAAGAAGGAGATATAATGACGGATCGTCTGAAAGGC(SEQ ID NO.31)
反向引物R4:CCGCTCGAGTTACTGGGCGGTATAGCCGCC(SEQ ID NO.32)
设计引物F4和R4,再分别以核苷酸序列为SEQ ID NO.13、SEQ ID NO.15和SEQ IDNO.17的3个异丙醇脱氢酶的基因片段为模板,通过PCR扩增扩展所述异丙醇脱氢酶基因片段(片段两端加BamH I和Xho I内切酶片段);并利用BamH I和Xho I内切酶位点将该基因分别插入上述构建获得的重组质粒pETC-n中,将连接后获得的载体转入大肠杆菌Trans-T1感受态细胞中,构建获得重组质粒,用引物F4/T7term进行菌落PCR验证,提取该重组质粒,进行测序验证,获得结果无误的重组共表达载体,命名为pETCK-n。
类似地,采用相同的方法,分别以核苷酸序列为SEQ ID NO.7、SEQ ID NO.9和SEQID NO.11的3个环己酮单加氧酶基因片段为模板,使用pETDuet 1质粒、pRSFDuet1质粒和pACYCDuet 1质粒进行酶切插入,构建获得重组质粒pETC-m。
然后,再分别以核苷酸序列为SEQ ID NO.19、SEQ ID NO.21和SEQ ID NO.23的3个异丙醇脱氢酶基因片段为模板,按照上述相同的方法,构建获得重组共表达载体pETCK-m。
各重组表达载体的信息如下表1所述。
表1各重组共表达载体的构建信息
实施例4:基因工程菌的构建
将上述实例3构建的各重组共表达载体分别转化至感受态细胞EscherichiacoliBL21(DE3)、Escherichia coli BL21(DE3)plysS或Escherichia coli BL21(DE3)star(全式金生物技术有限公司提供)中。用引物T7/T7term做菌落PCR,验证无误后,即获得本发明的共表达环己酮单加氧酶与异丙醇脱氢酶的基因工程菌,命名为BL21(DE3)-pETCK-n,其构建信息如下表2所示。
表2基因工程菌BL21(DE3)-pETCK-n的构建信息
实施例5基因工程菌的摇瓶培养诱导表达
将上述构建获得的基因工程菌BL21(DE3)-pETCK-n接种到含相应抗性的3~5ml液体LB试管培养基中,于37℃下摇床活化12-36小时,将活化后得到的培养物按0.5%-5%(v/v)的接种量转接入发酵培养基中,25-40℃发酵培养1-3h,再加入终浓度为0.05-2g/L的诱导剂异丙基-β-D-硫代吡喃半乳糖苷(IPTG),置于15-35℃下诱导表达2-24h,离心、过滤或者超滤获得菌泥,置于-80℃冻存。培养条件参看表3。
表3基因工程菌的摇瓶培养诱导表达条件
图1为用SDS-PAGE检测的各基因工程菌BL21(DE3)-pETCK-n的蛋白表达情况。
实施例6酶活测定
采用以下方法测定本发明的基因工程菌BL21(DE3)-pETCK-n的酶活:
分别取2ml实施例5获得的基因工程菌的发酵液,离心收集菌体,倒出上清液;在菌体中加入1ml磷酸钾缓冲液(50mmol,pH=8.0)中、0.2g/L氧化型辅酶II、10mmol/L奥美拉唑硫醚和10%异丙醇,漩涡混匀;置于37℃,200rpm的摇床中振荡反应1h,HPLC检测埃索美拉唑的生成量,并计算酶活。
每单位酶活定义为每小时催化生成1μmol的埃索美拉唑所需的酶量。
HPLC检测方法如下:Shimadzu液相色谱,Phenomenex色谱柱,流动相为10mM磷酸盐(pH=7.6):乙腈(60∶40),流速1mL/min,柱温35℃,紫外检测波长300nm,检测时长15min。保留时间:产物(3.8min),底物(8.2min)。
酶活检测结果参看表4。从表4可以看出,基因工程菌BL21(DE3)-pETCK-2的酶活最好,其次是基因工程菌BL21(DE3)-pETCK-3,并且它们的酶活均高于基因工程菌BL21(DE3)-pETCK-1的酶活,申请人推测原因可能是由于前两个基因工程菌是基于突变的环己酮-1,2-单加氧酶基因构建而导致的;基因工程菌BL21(DE3)-pETCK-4、BL21(DE3)-pETCK-5、BL21(DE3)-pETCK-6的酶活相对较差一些。
表4:本发明的基因工程菌的酶活
实施例7酶催化制备埃索美拉唑
分别称取10g实施例5获得的基因工程菌BL21(DE3)-pETCK-1、BL21(DE3)-pETCK-2、BL21(DE3)-pETCK-3的发酵液,加入80mL磷酸缓冲液(pH=7.0-10.0)搅匀,依次加入奥美拉唑硫醚1g、异丙醇20mL、氧化型辅酶II 0.006mg,在氧气环境下保温(0-40℃)反应,反应2-72h,控制液相中的奥美拉唑硫醚含量<1wt%,加入200mL乙酸乙酯终止反应,静置分层,分去水层,乙酸乙酯用饱和氯化钠洗2遍,干燥后旋干,经HPLC检测,获得目标产品埃索美拉唑,ee值>98%,收率均高于80%。
各基因工程菌的反应条件参看表5。
表5:基因工程菌的反应条件及反应结果
以上实施例仅用以说明本发明的技术方案,而非对其限制。尽管参照前述实施例对本发明进行了详细的说明,本领域技术人员应当理解,其对前述各实施例所记载的技术方案进行修改,或者对其中部分技术特征进行等同替换,这些修改或者替换,并不使相应技术方案的本质脱离本发明的技术方案的精神和范围。
序列表
<110> 浙江京新药业股份有限公司
上海京新生物医药有限公司
<120> 共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌及其应用
<130> SHPI1600972
<160> 32
<170> PatentIn version 3.5
<210> 1
<211> 1632
<212> DNA
<213> 人工合成
<400> 1
atgagtacca agatggattt tgatgcaatt gtgatcggtg ccggctttgg cggcctgtat 60
gccgttaaaa aactgcgcga tgaactggaa ctgaaagtta aagcctttga taaagcaacg 120
gatgtgggcg ggacctggta ttggaatcgc tatccgggcg cactgacgga tacggaaacc 180
catctgtatt gctattcttg ggataaagaa atgctacaga gtttagaaat caaaaagaaa 240
tatgtgcagg gcccagatgt tcgcaaatac ttacagcagg ttgcagaaaa acatgatctg 300
aaaaaatctt atcagtttaa taccgccgtg acgagtgctc attataacga ggcggatgcc 360
ctgtgggaag tgacaaccga atatggcgat aaatataccg cacgctttct gattaccgcc 420
gtgggtctgc tgtctgcacc taattggcct aatatcaaag gcatcaatca gtttaaaggt 480
gaactgcatc atacgtcacg ctggccggat gatgtgagca tcgaaggcaa gagagtgggt 540
gtgatcggta cgggtagtac gggcgttcag gttattacag cagttgctcc attagccaaa 600
catctgaccg tgtttcagcg tagtccacag tatagtgttc cgatcggcaa tgatccactg 660
agcgaagaag atgttaagaa gattaaagat aattatgata aaatctggga tggtgtgaaa 720
aatagcgcct tagcctatgg tgtgaatgag tctacagttc cagccatgag cgtgagtgca 780
gaagaacgta aagccgtgtt tgaaaaggca tggcagacgg gtggcgggat gcgctttatg 840
tttgaaacct ttggggacat aattaccaat atggaagcta atatcgaagc acagaatttt 900
atcaaaggca aaattgcccg catcgttaaa gatcctgcca ttgcacagaa actgatgcct 960
caggatctgt atgcttgtcg cccgctgtgc gattcaggct attataatac ctttaatcgc 1020
gaaaatgttc gtctggaaga tgttaaagct aatccgatcg tggaaatcac cgaaaatggc 1080
gttaaactgg aaaatggcga ttttgtggaa ttagatatgc tgatttgcgc gaccggcttt 1140
gatgcgggcg atggctctta caagcgcatc gacatacagg ggaaaaatgg cttagccatc 1200
aaagattatt ggaaagaagg tcctagtagc tatatgggcg ttgcggttaa caactatccg 1260
aatatgttta tggtttttgg tccgaatggt ccactggcca attctcctcc tatcatcgaa 1320
tctcaggttg agtggatttc agtgtttatc cagtataccg ttgaaaacaa tgttgaatct 1380
atcgaagccg ataaagaagc ggaagaacag tggacccaga cctgcgccaa tattgccgaa 1440
aaaaccctgt ttcctaaagc caaatgtcgc atctttggtg ccaatattcc gggcaagaaa 1500
aacacggtgt atctgtacct cggcggtctg aaagaatatc gtagcgtttt agctaattgc 1560
aaaaatcatg cgtatgtggg ctttgatatt cagttacagc gctcagatac caaacagcag 1620
gctaatgcgt aa 1632
<210> 2
<211> 543
<212> PRT
<213> 人工合成
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Met Ser Thr Lys Met Asp Phe Asp Ala Ile Val Ile Gly Ala Gly Phe
1 5 10 15
Gly Gly Leu Tyr Ala Val Lys Lys Leu Arg Asp Glu Leu Glu Leu Lys
20 25 30
Val Lys Ala Phe Asp Lys Ala Thr Asp Val Gly Gly Thr Trp Tyr Trp
35 40 45
Asn Arg Tyr Pro Gly Ala Leu Thr Asp Thr Glu Thr His Leu Tyr Cys
50 55 60
Tyr Ser Trp Asp Lys Glu Met Leu Gln Ser Leu Glu Ile Lys Lys Lys
65 70 75 80
Tyr Val Gln Gly Pro Asp Val Arg Lys Tyr Leu Gln Gln Val Ala Glu
85 90 95
Lys His Asp Leu Lys Lys Ser Tyr Gln Phe Asn Thr Ala Val Thr Ser
100 105 110
Ala His Tyr Asn Glu Ala Asp Ala Leu Trp Glu Val Thr Thr Glu Tyr
115 120 125
Gly Asp Lys Tyr Thr Ala Arg Phe Leu Ile Thr Ala Val Gly Leu Leu
130 135 140
Ser Ala Pro Asn Trp Pro Asn Ile Lys Gly Ile Asn Gln Phe Lys Gly
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Glu Leu His His Thr Ser Arg Trp Pro Asp Asp Val Ser Ile Glu Gly
165 170 175
Lys Arg Val Gly Val Ile Gly Thr Gly Ser Thr Gly Val Gln Val Ile
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Thr Ala Val Ala Pro Leu Ala Lys His Leu Thr Val Phe Gln Arg Ser
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Pro Gln Tyr Ser Val Pro Ile Gly Asn Asp Pro Leu Ser Glu Glu Asp
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Val Lys Lys Ile Lys Asp Asn Tyr Asp Lys Ile Trp Asp Gly Val Lys
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Asn Ser Ala Leu Ala Tyr Gly Val Asn Glu Ser Thr Val Pro Ala Met
245 250 255
Ser Val Ser Ala Glu Glu Arg Lys Ala Val Phe Glu Lys Ala Trp Gln
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Thr Gly Gly Gly Met Arg Phe Met Phe Glu Thr Phe Gly Asp Ile Ile
275 280 285
Thr Asn Met Glu Ala Asn Ile Glu Ala Gln Asn Phe Ile Lys Gly Lys
290 295 300
Ile Ala Arg Ile Val Lys Asp Pro Ala Ile Ala Gln Lys Leu Met Pro
305 310 315 320
Gln Asp Leu Tyr Ala Cys Arg Pro Leu Cys Asp Ser Gly Tyr Tyr Asn
325 330 335
Thr Phe Asn Arg Glu Asn Val Arg Leu Glu Asp Val Lys Ala Asn Pro
340 345 350
Ile Val Glu Ile Thr Glu Asn Gly Val Lys Leu Glu Asn Gly Asp Phe
355 360 365
Val Glu Leu Asp Met Leu Ile Cys Ala Thr Gly Phe Asp Ala Gly Asp
370 375 380
Gly Ser Tyr Lys Arg Ile Asp Ile Gln Gly Lys Asn Gly Leu Ala Ile
385 390 395 400
Lys Asp Tyr Trp Lys Glu Gly Pro Ser Ser Tyr Met Gly Val Ala Val
405 410 415
Asn Asn Tyr Pro Asn Met Phe Met Val Phe Gly Pro Asn Gly Pro Leu
420 425 430
Ala Asn Ser Pro Pro Ile Ile Glu Ser Gln Val Glu Trp Ile Ser Val
435 440 445
Phe Ile Gln Tyr Thr Val Glu Asn Asn Val Glu Ser Ile Glu Ala Asp
450 455 460
Lys Glu Ala Glu Glu Gln Trp Thr Gln Thr Cys Ala Asn Ile Ala Glu
465 470 475 480
Lys Thr Leu Phe Pro Lys Ala Lys Cys Arg Ile Phe Gly Ala Asn Ile
485 490 495
Pro Gly Lys Lys Asn Thr Val Tyr Leu Tyr Leu Gly Gly Leu Lys Glu
500 505 510
Tyr Arg Ser Val Leu Ala Asn Cys Lys Asn His Ala Tyr Val Gly Phe
515 520 525
Asp Ile Gln Leu Gln Arg Ser Asp Thr Lys Gln Gln Ala Asn Ala
530 535 540
<210> 3
<211> 1632
<212> DNA
<213> 人工合成
<400> 3
atgagtacca agatggattt tgatgcaatt gtgatcggtg ccggctttgg cggcctgtat 60
gccgttaaaa aactgcgcga tgaactggaa ctgaaagtta aagcctttga taaagcaacg 120
gatgtgggcg ggacctggta ttggaatcgc tatccgggcg cactgacgga tacggaaacc 180
catctgtatt gctattcttg ggataaagaa atgctacaga gtttagaaat caaaaagaaa 240
tatgtgcagg gcccagatgt tcgcaaatac ttacagcagg ttgcagaaaa acatgatctg 300
aaaaaatctt atcagtttaa taccgccgtg acgagtgctc attataacga ggcggatgcc 360
ctgtgggaag tgacaaccga atatggcgat aaatataccg cacgctttct gattaccgcc 420
gtgggtctgc tgtctgcacc taattggcct aatatcaaag gcatcaatca gtttaaaggt 480
gaactgcatc atacgtcacg ctggccggat gatgtgagca tcgaaggcaa gagagtgggt 540
gtgatcggta cgggtagtac gggcgttcag gttattacag cagttgctcc attagccaaa 600
catctgaccg tgtttcagcg tagtccacag tatagtgttc cgatcggcaa tgatccactg 660
agcgaagaag atgttaagaa gattaaagat aattatgata aaatctggga tggtgtgaaa 720
aatagcgcct tagcctatgg tgtgaatgag tctacagttc cagccatgag cgtgagtgca 780
gaagaacgta aagccgtgtt tgaaaaggca tggcagacgg gtggcgggat gcgctttatg 840
tttgaaacct ttggggacat aattaccaat atggaagcta atatcgaagc acagaatttt 900
atcaaaggca aaattgcccg catcgttaaa gatcctgcca ttgcacagaa actgatgcct 960
caggatctgt atgcttgtcg cccgctgtgc gattcaggct attataatac ctttaatcgc 1020
gaaaatgttc gtctggaaga tgttaaagct aatccgatcg tggaaatcac cgaaaatggc 1080
gttaaactgg aaaatggcga ttttgtggaa ttagatatgc tgatttgcgc gaccggcttt 1140
gatgcgggcg atggctctta caagcgcatc gacatacagg ggaaaaatgg cttagccatc 1200
aaagattatt ggaaagaagg tcctagtagc tatatgggcg ttgcggttaa caactatccg 1260
aatatgttta tggtttttgg tccgaatggt ccactggcca atactcctcc tatcatcgaa 1320
tctcaggttg agtggatttc agtgtttatc cagtataccg ttgaaaacaa tgttgaatct 1380
atcgaagccg ataaagaagc ggaagaacag tggacccaga cctgcgccaa tattgccgaa 1440
aaaaccctgt ttcctaaagc caaatgtcgc atctttggtg ccaatattcc gggcaagaaa 1500
aacacggtgt atctgtacct cggcggtctg aaagaatatc gtagcgtttt agctaattgc 1560
aaaaatcatg cgtatgtggg ctttgatatt cagttacagc gctcagatac caaacagcag 1620
gctaatgcgt aa 1632
<210> 4
<211> 543
<212> PRT
<213> 人工合成
<400> 4
Met Ser Thr Lys Met Asp Phe Asp Ala Ile Val Ile Gly Ala Gly Phe
1 5 10 15
Gly Gly Leu Tyr Ala Val Lys Lys Leu Arg Asp Glu Leu Glu Leu Lys
20 25 30
Val Lys Ala Phe Asp Lys Ala Thr Asp Val Gly Gly Thr Trp Tyr Trp
35 40 45
Asn Arg Tyr Pro Gly Ala Leu Thr Asp Thr Glu Thr His Leu Tyr Cys
50 55 60
Tyr Ser Trp Asp Lys Glu Met Leu Gln Ser Leu Glu Ile Lys Lys Lys
65 70 75 80
Tyr Val Gln Gly Pro Asp Val Arg Lys Tyr Leu Gln Gln Val Ala Glu
85 90 95
Lys His Asp Leu Lys Lys Ser Tyr Gln Phe Asn Thr Ala Val Thr Ser
100 105 110
Ala His Tyr Asn Glu Ala Asp Ala Leu Trp Glu Val Thr Thr Glu Tyr
115 120 125
Gly Asp Lys Tyr Thr Ala Arg Phe Leu Ile Thr Ala Val Gly Leu Leu
130 135 140
Ser Ala Pro Asn Trp Pro Asn Ile Lys Gly Ile Asn Gln Phe Lys Gly
145 150 155 160
Glu Leu His His Thr Ser Arg Trp Pro Asp Asp Val Ser Ile Glu Gly
165 170 175
Lys Arg Val Gly Val Ile Gly Thr Gly Ser Thr Gly Val Gln Val Ile
180 185 190
Thr Ala Val Ala Pro Leu Ala Lys His Leu Thr Val Phe Gln Arg Ser
195 200 205
Pro Gln Tyr Ser Val Pro Ile Gly Asn Asp Pro Leu Ser Glu Glu Asp
210 215 220
Val Lys Lys Ile Lys Asp Asn Tyr Asp Lys Ile Trp Asp Gly Val Lys
225 230 235 240
Asn Ser Ala Leu Ala Tyr Gly Val Asn Glu Ser Thr Val Pro Ala Met
245 250 255
Ser Val Ser Ala Glu Glu Arg Lys Ala Val Phe Glu Lys Ala Trp Gln
260 265 270
Thr Gly Gly Gly Met Arg Phe Met Phe Glu Thr Phe Gly Asp Ile Ile
275 280 285
Thr Asn Met Glu Ala Asn Ile Glu Ala Gln Asn Phe Ile Lys Gly Lys
290 295 300
Ile Ala Arg Ile Val Lys Asp Pro Ala Ile Ala Gln Lys Leu Met Pro
305 310 315 320
Gln Asp Leu Tyr Ala Cys Arg Pro Leu Cys Asp Ser Gly Tyr Tyr Asn
325 330 335
Thr Phe Asn Arg Glu Asn Val Arg Leu Glu Asp Val Lys Ala Asn Pro
340 345 350
Ile Val Glu Ile Thr Glu Asn Gly Val Lys Leu Glu Asn Gly Asp Phe
355 360 365
Val Glu Leu Asp Met Leu Ile Cys Ala Thr Gly Phe Asp Ala Gly Asp
370 375 380
Gly Ser Tyr Lys Arg Ile Asp Ile Gln Gly Lys Asn Gly Leu Ala Ile
385 390 395 400
Lys Asp Tyr Trp Lys Glu Gly Pro Ser Ser Tyr Met Gly Val Ala Val
405 410 415
Asn Asn Tyr Pro Asn Met Phe Met Val Phe Gly Pro Asn Gly Pro Leu
420 425 430
Ala Asn Thr Pro Pro Ile Ile Glu Ser Gln Val Glu Trp Ile Ser Val
435 440 445
Phe Ile Gln Tyr Thr Val Glu Asn Asn Val Glu Ser Ile Glu Ala Asp
450 455 460
Lys Glu Ala Glu Glu Gln Trp Thr Gln Thr Cys Ala Asn Ile Ala Glu
465 470 475 480
Lys Thr Leu Phe Pro Lys Ala Lys Cys Arg Ile Phe Gly Ala Asn Ile
485 490 495
Pro Gly Lys Lys Asn Thr Val Tyr Leu Tyr Leu Gly Gly Leu Lys Glu
500 505 510
Tyr Arg Ser Val Leu Ala Asn Cys Lys Asn His Ala Tyr Val Gly Phe
515 520 525
Asp Ile Gln Leu Gln Arg Ser Asp Thr Lys Gln Gln Ala Asn Ala
530 535 540
<210> 5
<211> 1632
<212> DNA
<213> 人工合成
<400> 5
atgagtacca agatggattt tgatgcaatt gtgatcggtg ccggctttgg cggcctgtat 60
gccgttaaaa aactgcgcga tgaactggaa ctgaaagtta aagcctttga taaagcaacg 120
gatgtgggcg ggacctggta ttggaatcgc tatccgggcg cactgacgga tacggaaacc 180
catctgtatt gctattcttg ggataaagaa atgctacaga gtttagaaat caaaaagaaa 240
tatgtgcagg gcccagatgt tcgcaaatac ttacagcagg ttgcagaaaa acatgatctg 300
aaaaaatctt atcagtttaa taccgccgtg acgagtgctc attataacga ggcggatgcc 360
ctgtgggaag tgacaaccga atatggcgat aaatataccg cacgctttct gattaccgcc 420
gtgggtctgc tgtctgcacc taattggcct aatatcaaag gcatcaatca gtttaaaggt 480
gaactgcatc atacgtcacg ctggccggat gatgtgagca tcgaaggcaa gagagtgggt 540
gtgatcggta cgggtagtac gggcgttcag gttattacag cagttgctcc attagccaaa 600
catctgaccg tgtttcagcg tagtccacag tatagtgttc cgatcggcaa tgatccactg 660
agcgaagaag atgttaagaa gattaaagat aattatgata aaatctggga tggtgtgaaa 720
aatagcgcct tagcctatgg tgtgaatgag tctacagttc cagccatgag cgtgagtgca 780
gaagaacgta aagccgtgtt tgaaaaggca tggcagacgg gtggcgggat gcgctttatg 840
tttgaaacct ttggggacat aattaccaat atggaagcta atatcgaagc acagaatttt 900
atcaaaggca aaattgcccg catcgttaaa gatcctgcca ttgcacagaa actgatgcct 960
caggatctgt atgcttgtcg cccgctgtgc gattcaggct attataatac ctttaatcgc 1020
gaaaatgttc gtctggaaga tgttaaagct aatccgatcg tggaaatcac cgaaaatggc 1080
gttaaactgg aaaatggcga ttttgtggaa ttagatatgc tgatttgcgc gaccggcttt 1140
gatgcgggcg atggcaacta caagcgcatc gacatacagg ggaaaaatgg cttagccatc 1200
aaagattatt ggaaagaagg tcctagtagc tatatgggcg ttgcggttaa caactatccg 1260
aatatgttta tggtttttgg tccgaatggt ccactggcca atactcctcc tatcatcgaa 1320
tctcaggttg agtggatttc agtgtttatc cagtataccg ttgaaaacaa tgttgaatct 1380
atcgaagccg ataaagaagc ggaagaacag tggacccaga cctgcgccaa tattgccgaa 1440
aaaaccctgt ttcctaaagc caaatgtcgc atctttggtg ccaatattcc gggcaagaaa 1500
aacacggtgt atctgtacct cggcggtctg aaagaatatc gtagcgtttt agctaattgc 1560
aaaaatcatg cgtatgtggg ctttgatatt cagttacagc gctcagatac caaacagcag 1620
gctaatgcgt aa 1632
<210> 6
<211> 543
<212> PRT
<213> 人工合成
<400> 6
Met Ser Thr Lys Met Asp Phe Asp Ala Ile Val Ile Gly Ala Gly Phe
1 5 10 15
Gly Gly Leu Tyr Ala Val Lys Lys Leu Arg Asp Glu Leu Glu Leu Lys
20 25 30
Val Lys Ala Phe Asp Lys Ala Thr Asp Val Gly Gly Thr Trp Tyr Trp
35 40 45
Asn Arg Tyr Pro Gly Ala Leu Thr Asp Thr Glu Thr His Leu Tyr Cys
50 55 60
Tyr Ser Trp Asp Lys Glu Met Leu Gln Ser Leu Glu Ile Lys Lys Lys
65 70 75 80
Tyr Val Gln Gly Pro Asp Val Arg Lys Tyr Leu Gln Gln Val Ala Glu
85 90 95
Lys His Asp Leu Lys Lys Ser Tyr Gln Phe Asn Thr Ala Val Thr Ser
100 105 110
Ala His Tyr Asn Glu Ala Asp Ala Leu Trp Glu Val Thr Thr Glu Tyr
115 120 125
Gly Asp Lys Tyr Thr Ala Arg Phe Leu Ile Thr Ala Val Gly Leu Leu
130 135 140
Ser Ala Pro Asn Trp Pro Asn Ile Lys Gly Ile Asn Gln Phe Lys Gly
145 150 155 160
Glu Leu His His Thr Ser Arg Trp Pro Asp Asp Val Ser Ile Glu Gly
165 170 175
Lys Arg Val Gly Val Ile Gly Thr Gly Ser Thr Gly Val Gln Val Ile
180 185 190
Thr Ala Val Ala Pro Leu Ala Lys His Leu Thr Val Phe Gln Arg Ser
195 200 205
Pro Gln Tyr Ser Val Pro Ile Gly Asn Asp Pro Leu Ser Glu Glu Asp
210 215 220
Val Lys Lys Ile Lys Asp Asn Tyr Asp Lys Ile Trp Asp Gly Val Lys
225 230 235 240
Asn Ser Ala Leu Ala Tyr Gly Val Asn Glu Ser Thr Val Pro Ala Met
245 250 255
Ser Val Ser Ala Glu Glu Arg Lys Ala Val Phe Glu Lys Ala Trp Gln
260 265 270
Thr Gly Gly Gly Met Arg Phe Met Phe Glu Thr Phe Gly Asp Ile Ile
275 280 285
Thr Asn Met Glu Ala Asn Ile Glu Ala Gln Asn Phe Ile Lys Gly Lys
290 295 300
Ile Ala Arg Ile Val Lys Asp Pro Ala Ile Ala Gln Lys Leu Met Pro
305 310 315 320
Gln Asp Leu Tyr Ala Cys Arg Pro Leu Cys Asp Ser Gly Tyr Tyr Asn
325 330 335
Thr Phe Asn Arg Glu Asn Val Arg Leu Glu Asp Val Lys Ala Asn Pro
340 345 350
Ile Val Glu Ile Thr Glu Asn Gly Val Lys Leu Glu Asn Gly Asp Phe
355 360 365
Val Glu Leu Asp Met Leu Ile Cys Ala Thr Gly Phe Asp Ala Gly Asp
370 375 380
Gly Asn Tyr Lys Arg Ile Asp Ile Gln Gly Lys Asn Gly Leu Ala Ile
385 390 395 400
Lys Asp Tyr Trp Lys Glu Gly Pro Ser Ser Tyr Met Gly Val Ala Val
405 410 415
Asn Asn Tyr Pro Asn Met Phe Met Val Phe Gly Pro Asn Gly Pro Leu
420 425 430
Ala Asn Thr Pro Pro Ile Ile Glu Ser Gln Val Glu Trp Ile Ser Val
435 440 445
Phe Ile Gln Tyr Thr Val Glu Asn Asn Val Glu Ser Ile Glu Ala Asp
450 455 460
Lys Glu Ala Glu Glu Gln Trp Thr Gln Thr Cys Ala Asn Ile Ala Glu
465 470 475 480
Lys Thr Leu Phe Pro Lys Ala Lys Cys Arg Ile Phe Gly Ala Asn Ile
485 490 495
Pro Gly Lys Lys Asn Thr Val Tyr Leu Tyr Leu Gly Gly Leu Lys Glu
500 505 510
Tyr Arg Ser Val Leu Ala Asn Cys Lys Asn His Ala Tyr Val Gly Phe
515 520 525
Asp Ile Gln Leu Gln Arg Ser Asp Thr Lys Gln Gln Ala Asn Ala
530 535 540
<210> 7
<211> 1626
<212> DNA
<213> 人工合成
<400> 7
atgaccaacg cgaagaacac cgatctcgac gcgatcgtcg tcggtgccgg gttcgccggc 60
atctacgcgc tgcacaagct ccgcaacgaa ctgggcctgt ccgtccgggc cttcgacaag 120
gcgggcgggg tcgggggcac ctggtactgg aaccgctacc ccggcgccat gtccgacagc 180
gagggcttca tctaccagta ctccttcgac cgcgacctgc tgcgggagtg gacctggaag 240
aagcgctacc tgtcccaggc ggagatcctg ggctacctgg aggcggtcgt ggagcggcac 300
gacctcgcca gggacatcca gctcaacacc ggcgtcgaga cgctggtcta cgacgaggcc 360
gccgccctgt ggaccgcgac caccagcgac ggccagaccc tcaccgcccg ctacgtggtg 420
accgccctcg gaccgctgtc cacctcccac ttccccgact tcaagggccg cgacagcttc 480
cagggccgcc tggtccacac cggctcctgg cccgacgacc tcgacatcga gggcaagagg 540
gtcggcgtca tcggcaccgg ctccaccgga acccagttca tctgcgcggc ctcgaaggtg 600
gccgggcagc tcaccgtgtt ccagcggacc ccccagtaca acgtgccctc gggcaacgcc 660
gaggtggacg aggcctactt caccgacctg cgcggccgct acgaccaggt ctgggagcag 720
gccaagaagt cccgcgtggc gtgcggcttc gaggagagcg agatcgccgc gatgagcgtc 780
tccgaggagg agcgccgacg cgtcttccag gagaactggg accggggcaa cggcttccgc 840
ttcatgttcg gcaccttctc cgacatcatc ttcgacccca gggccaacga ggcggcggcc 900
gacttcatcc ggtccaagat ccgggagatc gtcaaggacc cagagaccgc ccgcaagctc 960
cagccgaccg actactacgc caagcgcccg gtctgcaacg aggactacta cgagtcctac 1020
aaccgggaca acgtcagcct ggtgagcctc aaggagaccc cgatccggga gttcaccccc 1080
acggggatcg tgaccgagga cggggtggag cacgagctgg acgtcgtcgt cttcgcgacc 1140
ggtttcgagg ccgtcgaggg cagctaccgg cagatggaga tccgcggccg gggcggcgtg 1200
accatcgagg agcactgggg ggacacgccc gccagctacc tcggggtcaa cgtctcgggc 1260
ttccccaaca tgttcatggt ctacggcccc aacagcgtct tcagcaacct gcccacggcc 1320
atcgagaccc aggtcgagtg gatcaccgac ctggtccgga tgatggagga gcgcgacctg 1380
acctccatcg agccgacccc ggaggcggag gagggctgga ccgagctgtg cacgcagatc 1440
gccgaccact ccctgttccc caaggtcaac tcctggatct tcggggccaa catcccgggc 1500
aagaagaagc gggtcctgtt ctacttcgcg gggctcggca actaccgcca gaagctcggt 1560
gacgtggccg cggccgacta cgagggcttc atgctcaagg gcaacccctc ggtggtgacc 1620
gcctga 1626
<210> 8
<211> 541
<212> PRT
<213> 人工合成
<400> 8
Met Thr Asn Ala Lys Asn Thr Asp Leu Asp Ala Ile Val Val Gly Ala
1 5 10 15
Gly Phe Ala Gly Ile Tyr Ala Leu His Lys Leu Arg Asn Glu Leu Gly
20 25 30
Leu Ser Val Arg Ala Phe Asp Lys Ala Gly Gly Val Gly Gly Thr Trp
35 40 45
Tyr Trp Asn Arg Tyr Pro Gly Ala Met Ser Asp Ser Glu Gly Phe Ile
50 55 60
Tyr Gln Tyr Ser Phe Asp Arg Asp Leu Leu Arg Glu Trp Thr Trp Lys
65 70 75 80
Lys Arg Tyr Leu Ser Gln Ala Glu Ile Leu Gly Tyr Leu Glu Ala Val
85 90 95
Val Glu Arg His Asp Leu Ala Arg Asp Ile Gln Leu Asn Thr Gly Val
100 105 110
Glu Thr Leu Val Tyr Asp Glu Ala Ala Ala Leu Trp Thr Ala Thr Thr
115 120 125
Ser Asp Gly Gln Thr Leu Thr Ala Arg Tyr Val Val Thr Ala Leu Gly
130 135 140
Pro Leu Ser Thr Ser His Phe Pro Asp Phe Lys Gly Arg Asp Ser Phe
145 150 155 160
Gln Gly Arg Leu Val His Thr Gly Ser Trp Pro Asp Asp Leu Asp Ile
165 170 175
Glu Gly Lys Arg Val Gly Val Ile Gly Thr Gly Ser Thr Gly Thr Gln
180 185 190
Phe Ile Cys Ala Ala Ser Lys Val Ala Gly Gln Leu Thr Val Phe Gln
195 200 205
Arg Thr Pro Gln Tyr Asn Val Pro Ser Gly Asn Ala Glu Val Asp Glu
210 215 220
Ala Tyr Phe Thr Asp Leu Arg Gly Arg Tyr Asp Gln Val Trp Glu Gln
225 230 235 240
Ala Lys Lys Ser Arg Val Ala Cys Gly Phe Glu Glu Ser Glu Ile Ala
245 250 255
Ala Met Ser Val Ser Glu Glu Glu Arg Arg Arg Val Phe Gln Glu Asn
260 265 270
Trp Asp Arg Gly Asn Gly Phe Arg Phe Met Phe Gly Thr Phe Ser Asp
275 280 285
Ile Ile Phe Asp Pro Arg Ala Asn Glu Ala Ala Ala Asp Phe Ile Arg
290 295 300
Ser Lys Ile Arg Glu Ile Val Lys Asp Pro Glu Thr Ala Arg Lys Leu
305 310 315 320
Gln Pro Thr Asp Tyr Tyr Ala Lys Arg Pro Val Cys Asn Glu Asp Tyr
325 330 335
Tyr Glu Ser Tyr Asn Arg Asp Asn Val Ser Leu Val Ser Leu Lys Glu
340 345 350
Thr Pro Ile Arg Glu Phe Thr Pro Thr Gly Ile Val Thr Glu Asp Gly
355 360 365
Val Glu His Glu Leu Asp Val Val Val Phe Ala Thr Gly Phe Glu Ala
370 375 380
Val Glu Gly Ser Tyr Arg Gln Met Glu Ile Arg Gly Arg Gly Gly Val
385 390 395 400
Thr Ile Glu Glu His Trp Gly Asp Thr Pro Ala Ser Tyr Leu Gly Val
405 410 415
Asn Val Ser Gly Phe Pro Asn Met Phe Met Val Tyr Gly Pro Asn Ser
420 425 430
Val Phe Ser Asn Leu Pro Thr Ala Ile Glu Thr Gln Val Glu Trp Ile
435 440 445
Thr Asp Leu Val Arg Met Met Glu Glu Arg Asp Leu Thr Ser Ile Glu
450 455 460
Pro Thr Pro Glu Ala Glu Glu Gly Trp Thr Glu Leu Cys Thr Gln Ile
465 470 475 480
Ala Asp His Ser Leu Phe Pro Lys Val Asn Ser Trp Ile Phe Gly Ala
485 490 495
Asn Ile Pro Gly Lys Lys Lys Arg Val Leu Phe Tyr Phe Ala Gly Leu
500 505 510
Gly Asn Tyr Arg Gln Lys Leu Gly Asp Val Ala Ala Ala Asp Tyr Glu
515 520 525
Gly Phe Met Leu Lys Gly Asn Pro Ser Val Val Thr Ala
530 535 540
<210> 9
<211> 1635
<212> DNA
<213> 人工合成
<400> 9
atgagcacga ccaaagcgaa gcgagcggat aatggcgggg cgaaagaact cgacgttctt 60
gttgtgggcg cgggatttgc tggtgtttac cttcttgacc gcctgcgcgg tatgggcatg 120
tcggtccaag cgattgaggc tgggagcggc cttggaggtg tctggtactg gaattgttat 180
ccaggagcgc gcgtcgattc tcccggcccg atgtatcagt tttcgcgcga ggatctgtgg 240
cgagattgga agttcacgga gctctatcct gcgtggcctg aaatccgtga ctacttccac 300
tatctggacg agaagctcga ccttagccgc gacattcgct tcaacgcgcg cgtcgaggag 360
gctgagtttg acgcggcgag caatcgttgg acggtccgtt cgagcgacgg ctccgtaatc 420
cggccccgtt acttcgtggt ctgcgttggt ttgggttcga agccctacac accgaatctg 480
ccgggcctga gcgactttgc cggggaacga catcacaccg cgctttggcc gcagcaaggt 540
ttggacttgg ccggcaagcg ggtcggggtc atcggcacag gggcaagcgg cgtgcaggtg 600
gctcaagaag ccgccgcagt ggcggcccaa ctcacggtct tccagcgcac gcctaatctg 660
gctctgccga tgcggcagaa gaggctggac gatgacacaa ttcttcgcat gaagaaggga 720
tacccggtcg cctacgagaa gcgcagaacg acgcttggag gtttcgacta ccagtctctc 780
gagaaggccg cgtcggaggt atccgccgag gagcggcagg cgacgtttga gcgcgtttgg 840
gagatcggcg gctttgcgcc gtgggttggc tcgttcaatg accttcttat cgacgagcag 900
tcgaaccgcg ccgcctacga tttttggcgt gacaagacgc gggctcggat caaggatcca 960
gccattgccg agatcctggc gccgacggag ccgattcatc cctatggcgc caagcggccg 1020
tcgttggagc agaatttctt cgacatcttc aatcagtcca acgtgagcct tgtcgatctc 1080
cgcaacacgc cgatcgagaa agtgacccgc agtgggatca agactacagc cggcgagtac 1140
ggactagatg ttctggtcct ggctaccggg tttgacgcgg tgacaggtgg actgaccagc 1200
atcgatatct ggggcacgga cggcaggact ctgaagcaaa agtgggcgga cggcgttcga 1260
gcccatctgg gaatggcatc cgccggttat cccaatctcc tttttgtcta tggtccgcac 1320
agcccgaacg ctttcgccaa tggaccgact gccgcggagc ttcagggcga gtgggtcgcc 1380
aagatgctgg accatgtacg cggacgcaac tgggcgcagt tcgaggcgac ggtgccggcg 1440
gaggaagcgt ggcgtgcgaa agtgtttgaa gcggtggacg ccactctcat cccccgcgcc 1500
gactcctggt gggtcggcgc gaacataccc ggcaagcggc gagagatgct ggcctttgct 1560
ggcggtctcg ggacgtacat ggcgatatgc aacgaaagcg ccgagcgcgg gtatgaggga 1620
ttttcgatcg gctga 1635
<210> 10
<211> 544
<212> PRT
<213> 人工合成
<400> 10
Met Ser Thr Thr Lys Ala Lys Arg Ala Asp Asn Gly Gly Ala Lys Glu
1 5 10 15
Leu Asp Val Leu Val Val Gly Ala Gly Phe Ala Gly Val Tyr Leu Leu
20 25 30
Asp Arg Leu Arg Gly Met Gly Met Ser Val Gln Ala Ile Glu Ala Gly
35 40 45
Ser Gly Leu Gly Gly Val Trp Tyr Trp Asn Cys Tyr Pro Gly Ala Arg
50 55 60
Val Asp Ser Pro Gly Pro Met Tyr Gln Phe Ser Arg Glu Asp Leu Trp
65 70 75 80
Arg Asp Trp Lys Phe Thr Glu Leu Tyr Pro Ala Trp Pro Glu Ile Arg
85 90 95
Asp Tyr Phe His Tyr Leu Asp Glu Lys Leu Asp Leu Ser Arg Asp Ile
100 105 110
Arg Phe Asn Ala Arg Val Glu Glu Ala Glu Phe Asp Ala Ala Ser Asn
115 120 125
Arg Trp Thr Val Arg Ser Ser Asp Gly Ser Val Ile Arg Pro Arg Tyr
130 135 140
Phe Val Val Cys Val Gly Leu Gly Ser Lys Pro Tyr Thr Pro Asn Leu
145 150 155 160
Pro Gly Leu Ser Asp Phe Ala Gly Glu Arg His His Thr Ala Leu Trp
165 170 175
Pro Gln Gln Gly Leu Asp Leu Ala Gly Lys Arg Val Gly Val Ile Gly
180 185 190
Thr Gly Ala Ser Gly Val Gln Val Ala Gln Glu Ala Ala Ala Val Ala
195 200 205
Ala Gln Leu Thr Val Phe Gln Arg Thr Pro Asn Leu Ala Leu Pro Met
210 215 220
Arg Gln Lys Arg Leu Asp Asp Asp Thr Ile Leu Arg Met Lys Lys Gly
225 230 235 240
Tyr Pro Val Ala Tyr Glu Lys Arg Arg Thr Thr Leu Gly Gly Phe Asp
245 250 255
Tyr Gln Ser Leu Glu Lys Ala Ala Ser Glu Val Ser Ala Glu Glu Arg
260 265 270
Gln Ala Thr Phe Glu Arg Val Trp Glu Ile Gly Gly Phe Ala Pro Trp
275 280 285
Val Gly Ser Phe Asn Asp Leu Leu Ile Asp Glu Gln Ser Asn Arg Ala
290 295 300
Ala Tyr Asp Phe Trp Arg Asp Lys Thr Arg Ala Arg Ile Lys Asp Pro
305 310 315 320
Ala Ile Ala Glu Ile Leu Ala Pro Thr Glu Pro Ile His Pro Tyr Gly
325 330 335
Ala Lys Arg Pro Ser Leu Glu Gln Asn Phe Phe Asp Ile Phe Asn Gln
340 345 350
Ser Asn Val Ser Leu Val Asp Leu Arg Asn Thr Pro Ile Glu Lys Val
355 360 365
Thr Arg Ser Gly Ile Lys Thr Thr Ala Gly Glu Tyr Gly Leu Asp Val
370 375 380
Leu Val Leu Ala Thr Gly Phe Asp Ala Val Thr Gly Gly Leu Thr Ser
385 390 395 400
Ile Asp Ile Trp Gly Thr Asp Gly Arg Thr Leu Lys Gln Lys Trp Ala
405 410 415
Asp Gly Val Arg Ala His Leu Gly Met Ala Ser Ala Gly Tyr Pro Asn
420 425 430
Leu Leu Phe Val Tyr Gly Pro His Ser Pro Asn Ala Phe Ala Asn Gly
435 440 445
Pro Thr Ala Ala Glu Leu Gln Gly Glu Trp Val Ala Lys Met Leu Asp
450 455 460
His Val Arg Gly Arg Asn Trp Ala Gln Phe Glu Ala Thr Val Pro Ala
465 470 475 480
Glu Glu Ala Trp Arg Ala Lys Val Phe Glu Ala Val Asp Ala Thr Leu
485 490 495
Ile Pro Arg Ala Asp Ser Trp Trp Val Gly Ala Asn Ile Pro Gly Lys
500 505 510
Arg Arg Glu Met Leu Ala Phe Ala Gly Gly Leu Gly Thr Tyr Met Ala
515 520 525
Ile Cys Asn Glu Ser Ala Glu Arg Gly Tyr Glu Gly Phe Ser Ile Gly
530 535 540
<210> 11
<211> 1632
<212> DNA
<213> 人工合成
<400> 11
atgaaccccg agaccccatc ggcaccagcg caggaccagg ccgacgtcga cgtggtcgtc 60
gtcggcgcgg gcatcgccgg gctgtacgcc ctgcaccgat tccgcggcag cggcctgacg 120
gtgcgggtgt tcgaagcagg ccagggcgtg ggcggcgtct ggtactggaa ccgctacccg 180
ggcgcgcgct gcgacgtgga gagcgtcgac tactcgtact ccttcgacga ggccctgcag 240
caggagtggg actggagcga gaagtacgcc acccagcccg agatcctgtc ctacctcgag 300
cacgtcgccg accgctacga cctgcgccgc gacatcgaat tcggtacccg cgtcaccgat 360
gtcgtgctcg acgagacgac cctgcgctgg caggtcgcca ccgacaccgg ccgcacggtg 420
cgggcccggt tcgtggtgct ggccaccggg ccgctgtcca acgccaacac cccggccatc 480
gaggggctgg acaccttcgc cgggcaggtg ctgcacacct cgcactggcc gcacgaaggc 540
gtcgacctga ccggcaggcg ggtcggcgtg atcggcaccg gatcctccgg catccagacg 600
atcccgtgcg tggccgagca ggccgcgcag ctgcacgtgt tccagcgcac cgccaactac 660
agtgtgcccg cgggcaatac gccgctcacc gacgacgacc ggcgggcaca gaaggcgaac 720
tatcccgagc gcaggcggct gtcgatggcc agcggcggcg gctcgccgca ccaggcccat 780
cccgagtccg cgctcgcggt ggacgcgggg gaactccgcg ccgcctacga gaagcgctgg 840
gcgctgggcg gtgtgctgtt cagcaagacc ttcccggacc agctggtcac cctggccgcc 900
aacgacaccg cgcgcgagtt ctgggaggag aaggtgcgcg cggtcatcga cgacccgcgg 960
gtggccgagc tgctggtgcc gcgcgatcac ccgatcggca ccaagcgcat ctgcaccgac 1020
acgaactact accagaccta caaccgcgac aatgtcgagc tggtcgacct gcgggccacg 1080
cccatcaccc gggtcgacgc cgcgggcatc cacaccaccg acgcgcacta cccgctcgac 1140
accctggtcc tggccaccgg cttcgacgcg atgaccggct cggtgtcgcg gatgaacatc 1200
gtgggccgcg gcggtgagac gctcaacgag gcgtggcgcg aagggccgaa aacctatctg 1260
ggactgggca tgacgggctt cccgaacctg ttcaacctca ccggacccgg cagtccgtcg 1320
gtgctggcca acatggtgct gcactcggaa ctgcacgtgg actgggtggc cgaggccatc 1380
gccttcctcg acggccgggg cgcgctggcg ctcgaggcac ggccggacgc ggtcgccgac 1440
tgggtccgcg agtgcgcgcg gcgggccgag ggaaccctga tgatgcaggc gaattcgtgg 1500
tacctgggcg ccaatatcga gggcaggcca cgggtcttca tgcccttcgt cggcgggttc 1560
ggggtctacg gcgagatcat cgccgaggtc gcggccgcgg gctacaaggg cttcgacgtc 1620
ctggaggact ga 1632
<210> 12
<211> 543
<212> PRT
<213> 人工合成
<400> 12
Met Asn Pro Glu Thr Pro Ser Ala Pro Ala Gln Asp Gln Ala Asp Val
1 5 10 15
Asp Val Val Val Val Gly Ala Gly Ile Ala Gly Leu Tyr Ala Leu His
20 25 30
Arg Phe Arg Gly Ser Gly Leu Thr Val Arg Val Phe Glu Ala Gly Gln
35 40 45
Gly Val Gly Gly Val Trp Tyr Trp Asn Arg Tyr Pro Gly Ala Arg Cys
50 55 60
Asp Val Glu Ser Val Asp Tyr Ser Tyr Ser Phe Asp Glu Ala Leu Gln
65 70 75 80
Gln Glu Trp Asp Trp Ser Glu Lys Tyr Ala Thr Gln Pro Glu Ile Leu
85 90 95
Ser Tyr Leu Glu His Val Ala Asp Arg Tyr Asp Leu Arg Arg Asp Ile
100 105 110
Glu Phe Gly Thr Arg Val Thr Asp Val Val Leu Asp Glu Thr Thr Leu
115 120 125
Arg Trp Gln Val Ala Thr Asp Thr Gly Arg Thr Val Arg Ala Arg Phe
130 135 140
Val Val Leu Ala Thr Gly Pro Leu Ser Asn Ala Asn Thr Pro Ala Ile
145 150 155 160
Glu Gly Leu Asp Thr Phe Ala Gly Gln Val Leu His Thr Ser His Trp
165 170 175
Pro His Glu Gly Val Asp Leu Thr Gly Arg Arg Val Gly Val Ile Gly
180 185 190
Thr Gly Ser Ser Gly Ile Gln Thr Ile Pro Cys Val Ala Glu Gln Ala
195 200 205
Ala Gln Leu His Val Phe Gln Arg Thr Ala Asn Tyr Ser Val Pro Ala
210 215 220
Gly Asn Thr Pro Leu Thr Asp Asp Asp Arg Arg Ala Gln Lys Ala Asn
225 230 235 240
Tyr Pro Glu Arg Arg Arg Leu Ser Met Ala Ser Gly Gly Gly Ser Pro
245 250 255
His Gln Ala His Pro Glu Ser Ala Leu Ala Val Asp Ala Gly Glu Leu
260 265 270
Arg Ala Ala Tyr Glu Lys Arg Trp Ala Leu Gly Gly Val Leu Phe Ser
275 280 285
Lys Thr Phe Pro Asp Gln Leu Val Thr Leu Ala Ala Asn Asp Thr Ala
290 295 300
Arg Glu Phe Trp Glu Glu Lys Val Arg Ala Val Ile Asp Asp Pro Arg
305 310 315 320
Val Ala Glu Leu Leu Val Pro Arg Asp His Pro Ile Gly Thr Lys Arg
325 330 335
Ile Cys Thr Asp Thr Asn Tyr Tyr Gln Thr Tyr Asn Arg Asp Asn Val
340 345 350
Glu Leu Val Asp Leu Arg Ala Thr Pro Ile Thr Arg Val Asp Ala Ala
355 360 365
Gly Ile His Thr Thr Asp Ala His Tyr Pro Leu Asp Thr Leu Val Leu
370 375 380
Ala Thr Gly Phe Asp Ala Met Thr Gly Ser Val Ser Arg Met Asn Ile
385 390 395 400
Val Gly Arg Gly Gly Glu Thr Leu Asn Glu Ala Trp Arg Glu Gly Pro
405 410 415
Lys Thr Tyr Leu Gly Leu Gly Met Thr Gly Phe Pro Asn Leu Phe Asn
420 425 430
Leu Thr Gly Pro Gly Ser Pro Ser Val Leu Ala Asn Met Val Leu His
435 440 445
Ser Glu Leu His Val Asp Trp Val Ala Glu Ala Ile Ala Phe Leu Asp
450 455 460
Gly Arg Gly Ala Leu Ala Leu Glu Ala Arg Pro Asp Ala Val Ala Asp
465 470 475 480
Trp Val Arg Glu Cys Ala Arg Arg Ala Glu Gly Thr Leu Met Met Gln
485 490 495
Ala Asn Ser Trp Tyr Leu Gly Ala Asn Ile Glu Gly Arg Pro Arg Val
500 505 510
Phe Met Pro Phe Val Gly Gly Phe Gly Val Tyr Gly Glu Ile Ile Ala
515 520 525
Glu Val Ala Ala Ala Gly Tyr Lys Gly Phe Asp Val Leu Glu Asp
530 535 540
<210> 13
<211> 759
<212> DNA
<213> 人工合成
<400> 13
atgacggatc gtctgaaagg caaagttgcc atcgtgaccg gtggcacgct gggcatcggc 60
ctggccattg ccgataaatt tgtggaagaa ggcgccaaag tggttattac aggtcgtcat 120
gcagatgtgg gcgaaaaagc cgccaaatct atcggcggca ccgatgttat tcgctttgtg 180
cagcatgatg cgtcagatga agcgggttgg acgaaactgt ttgatacaac ggaagaagcc 240
tttggtccag tgacaacggt tgtgaataac gccggtatct ttgtgtacaa gtcagtggaa 300
gatacgacga cagaagaatg gcgcaaactg ctgagtgtta acctggatgg cgtgtttttc 360
ggtacacgtt taggtatcca gcgcatgaaa aataagggct taggtgcgag tatcatcaat 420
atgtcctcaa tcgaaggctt agtgggcgat cctacgggtg gtgcttataa tgcctctaaa 480
ggtgcagttc gcattatgtc taaatcagct gcactggatt gcgctctgaa agattatgat 540
gttcgcgtta ataccgttca tccgggctat atcaaaacac cattagttga tgatctggaa 600
ggtgccgaag aaatgatgtc tcagcgtacc aaaaccccta tgggtcatat cggtgaacct 660
aatgatattg cttggatctg cgtgtatctg gcgtcagatg aatctaaatt tgcaacaggc 720
gcggaatttg tggttgatgg cggctatacc gcccagtaa 759
<210> 14
<211> 252
<212> PRT
<213> 人工合成
<400> 14
Met Thr Asp Arg Leu Lys Gly Lys Val Ala Ile Val Thr Gly Gly Thr
1 5 10 15
Leu Gly Ile Gly Leu Ala Ile Ala Asp Lys Phe Val Glu Glu Gly Ala
20 25 30
Lys Val Val Ile Thr Gly Arg His Ala Asp Val Gly Glu Lys Ala Ala
35 40 45
Lys Ser Ile Gly Gly Thr Asp Val Ile Arg Phe Val Gln His Asp Ala
50 55 60
Ser Asp Glu Ala Gly Trp Thr Lys Leu Phe Asp Thr Thr Glu Glu Ala
65 70 75 80
Phe Gly Pro Val Thr Thr Val Val Asn Asn Ala Gly Ile Phe Val Tyr
85 90 95
Lys Ser Val Glu Asp Thr Thr Thr Glu Glu Trp Arg Lys Leu Leu Ser
100 105 110
Val Asn Leu Asp Gly Val Phe Phe Gly Thr Arg Leu Gly Ile Gln Arg
115 120 125
Met Lys Asn Lys Gly Leu Gly Ala Ser Ile Ile Asn Met Ser Ser Ile
130 135 140
Glu Gly Leu Val Gly Asp Pro Thr Gly Gly Ala Tyr Asn Ala Ser Lys
145 150 155 160
Gly Ala Val Arg Ile Met Ser Lys Ser Ala Ala Leu Asp Cys Ala Leu
165 170 175
Lys Asp Tyr Asp Val Arg Val Asn Thr Val His Pro Gly Tyr Ile Lys
180 185 190
Thr Pro Leu Val Asp Asp Leu Glu Gly Ala Glu Glu Met Met Ser Gln
195 200 205
Arg Thr Lys Thr Pro Met Gly His Ile Gly Glu Pro Asn Asp Ile Ala
210 215 220
Trp Ile Cys Val Tyr Leu Ala Ser Asp Glu Ser Lys Phe Ala Thr Gly
225 230 235 240
Ala Glu Phe Val Val Asp Gly Gly Tyr Thr Ala Gln
245 250
<210> 15
<211> 759
<212> DNA
<213> 人工合成
<400> 15
atgactgatc gtttaaaagg caaagtagca attgtaactg gcggtacctt gggaattggc 60
ttggcaatcg ctgataagtt tgttgaagaa ggcgcaaagg ttgttattac cggccgtcac 120
gctgatgtag gtgaaaaagc tgccaaatca atcggcggca cagacgttat ccgttttgtc 180
caacacgatg cttctgatga agccggctgg actaagttgt ttgatacgac tgaagaagca 240
tttggcccag ttaccacggt tgtcaacaat gccggaattg cggtcagcaa gagtgttgaa 300
gataccacaa ctgaagaatg gcgcaagctg ctctcagtta acttggatgg tgtcttcttc 360
ggtacccgtc ttggaatcca acgtatgaag aataaaggac tcggagcatc aatcatcaat 420
atgtcatcta tcgaaggttt tgttggtgat ccaactctgg gtgcatacaa cgcttcaaaa 480
ggtgctgtca gaattatgtc taaatcagct gccttggatt gcgctttgaa ggactacgat 540
gttcgggtta acactgttca tccaggttat atcaagacac cattggttga cgatcttgaa 600
ggggcagaag aaatgatgtc acagcggacc aagacaccaa tgggtcatat cggtgaacct 660
aacgatatcg cttggatctg tgtttacctg gcatctgacg aatctaaatt tgccactggt 720
gcagaattcg ttgtcgatgg tggatacact gctcaataa 759
<210> 16
<211> 252
<212> PRT
<213> 人工合成
<400> 16
Met Thr Asp Arg Leu Lys Gly Lys Val Ala Ile Val Thr Gly Gly Thr
1 5 10 15
Leu Gly Ile Gly Leu Ala Ile Ala Asp Lys Phe Val Glu Glu Gly Ala
20 25 30
Lys Val Val Ile Thr Gly Arg His Ala Asp Val Gly Glu Lys Ala Ala
35 40 45
Lys Ser Ile Gly Gly Thr Asp Val Ile Arg Phe Val Gln His Asp Ala
50 55 60
Ser Asp Glu Ala Gly Trp Thr Lys Leu Phe Asp Thr Thr Glu Glu Ala
65 70 75 80
Phe Gly Pro Val Thr Thr Val Val Asn Asn Ala Gly Ile Ala Val Ser
85 90 95
Lys Ser Val Glu Asp Thr Thr Thr Glu Glu Trp Arg Lys Leu Leu Ser
100 105 110
Val Asn Leu Asp Gly Val Phe Phe Gly Thr Arg Leu Gly Ile Gln Arg
115 120 125
Met Lys Asn Lys Gly Leu Gly Ala Ser Ile Ile Asn Met Ser Ser Ile
130 135 140
Glu Gly Phe Val Gly Asp Pro Thr Leu Gly Ala Tyr Asn Ala Ser Lys
145 150 155 160
Gly Ala Val Arg Ile Met Ser Lys Ser Ala Ala Leu Asp Cys Ala Leu
165 170 175
Lys Asp Tyr Asp Val Arg Val Asn Thr Val His Pro Gly Tyr Ile Lys
180 185 190
Thr Pro Leu Val Asp Asp Leu Glu Gly Ala Glu Glu Met Met Ser Gln
195 200 205
Arg Thr Lys Thr Pro Met Gly His Ile Gly Glu Pro Asn Asp Ile Ala
210 215 220
Trp Ile Cys Val Tyr Leu Ala Ser Asp Glu Ser Lys Phe Ala Thr Gly
225 230 235 240
Ala Glu Phe Val Val Asp Gly Gly Tyr Thr Ala Gln
245 250
<210> 17
<211> 759
<212> DNA
<213> 人工合成
<400> 17
atgacggatc gtctgaaagg caaagttgcc atcgtgaccg gtggcacgct gggcatcggc 60
ctggccattg ccgataaatt tgtggaagaa ggcgccaaag tggttattac aggtcgtcat 120
gcagatgtgg gcgaaaaagc cgccaaatct atcggcggca ccgatgttat tcgctttgtg 180
cagcatgatg cgtcagatga agcgggttgg acgaaactgt ttgatacaac ggaagaagcc 240
tttggtccag tgacaacggt tgtgaataac gccggtatct ttgtgagcaa gtcagtggaa 300
gatacgacga cagaagaatg gcgcaaactg ctgagtgtta acctggatgg cgtgtttttc 360
ggtacacgtt taggtatcca gcgcatgaaa aataagggct taggtgcgag tatcatcaat 420
atgtcctcaa tcgaaggctt cgtgggcgat cctacgctcg gtgcttataa tgcctctaaa 480
ggtgcagttc gcattatgtc taaatcagct gcactggatt gcgctctgaa agattatgat 540
gttcgcgtta ataccgttca tccgggctat atcaaaacac cattagttga tgatctggaa 600
ggtgccgaag aaatgatgtc tcagcgtacc aaaaccccta tgggtcatat cggtgaacct 660
aatgatattg cttggatctg cgtgtatctg gcgtcagatg aatctaaatt tgcaacaggc 720
gcggaatttg tggttgatgg cggctatacc gcccagtaa 759
<210> 18
<211> 252
<212> PRT
<213> 人工合成
<400> 18
Met Thr Asp Arg Leu Lys Gly Lys Val Ala Ile Val Thr Gly Gly Thr
1 5 10 15
Leu Gly Ile Gly Leu Ala Ile Ala Asp Lys Phe Val Glu Glu Gly Ala
20 25 30
Lys Val Val Ile Thr Gly Arg His Ala Asp Val Gly Glu Lys Ala Ala
35 40 45
Lys Ser Ile Gly Gly Thr Asp Val Ile Arg Phe Val Gln His Asp Ala
50 55 60
Ser Asp Glu Ala Gly Trp Thr Lys Leu Phe Asp Thr Thr Glu Glu Ala
65 70 75 80
Phe Gly Pro Val Thr Thr Val Val Asn Asn Ala Gly Ile Phe Val Ser
85 90 95
Lys Ser Val Glu Asp Thr Thr Thr Glu Glu Trp Arg Lys Leu Leu Ser
100 105 110
Val Asn Leu Asp Gly Val Phe Phe Gly Thr Arg Leu Gly Ile Gln Arg
115 120 125
Met Lys Asn Lys Gly Leu Gly Ala Ser Ile Ile Asn Met Ser Ser Ile
130 135 140
Glu Gly Phe Val Gly Asp Pro Thr Leu Gly Ala Tyr Asn Ala Ser Lys
145 150 155 160
Gly Ala Val Arg Ile Met Ser Lys Ser Ala Ala Leu Asp Cys Ala Leu
165 170 175
Lys Asp Tyr Asp Val Arg Val Asn Thr Val His Pro Gly Tyr Ile Lys
180 185 190
Thr Pro Leu Val Asp Asp Leu Glu Gly Ala Glu Glu Met Met Ser Gln
195 200 205
Arg Thr Lys Thr Pro Met Gly His Ile Gly Glu Pro Asn Asp Ile Ala
210 215 220
Trp Ile Cys Val Tyr Leu Ala Ser Asp Glu Ser Lys Phe Ala Thr Gly
225 230 235 240
Ala Glu Phe Val Val Asp Gly Gly Tyr Thr Ala Gln
245 250
<210> 19
<211> 768
<212> DNA
<213> 人工合成
<400> 19
atgtccccga accagtccca cgagacgttc tccggtcacg ttgtgatcgt caccggcgcg 60
ggaaccggca tcggccgagc caccgccgtg gccttcgccg agtcgggtgc gcacgtcctc 120
gccgtgggcc gccgcgaggc gctcctgaag gagaccgccg cggcccactc ccatatcgac 180
gtcctggcca tcgacatctg cggtgacgag gcgcccggca aggtggtgga cgccgccgtg 240
gagcggtggg gacgcctcga ccacctgatc aacaacgccg gtgcgacagc ggtgatgccg 300
ctggccgagg ccgagaagca gacgatcgtc gatctgctgg cgctcaacgt cgtcgcgccc 360
agtcttctgg cgcgcgaagc cctgccgcac ctgcgccgga cctcggggtc gatcatcaac 420
ctctccagca cctacgggca ccgcccgatg gcggggggtg cgcactactc ggccaccaag 480
gccgccgtcg agcagatgac gcggagctgg gcactggaac tggccgacga gggtgtccgt 540
gtcaactcgg tcgctcccgg ccccacccgc accgacgtca tgctgcacgc cggtctgacg 600
ccggaggcgg ccaacgacat gtacgcgtac gagcgcgacc gcatcccgac ccaccacatc 660
gcgcacgcgg acgaggtggc tcactggatc ctccgtatgg cggacccggc cggacgccat 720
gccaccggtc aggtgatcac cgtcgacggc ggcctggaac tcatctga 768
<210> 20
<211> 255
<212> PRT
<213> 人工合成
<400> 20
Met Ser Pro Asn Gln Ser His Glu Thr Phe Ser Gly His Val Val Ile
1 5 10 15
Val Thr Gly Ala Gly Thr Gly Ile Gly Arg Ala Thr Ala Val Ala Phe
20 25 30
Ala Glu Ser Gly Ala His Val Leu Ala Val Gly Arg Arg Glu Ala Leu
35 40 45
Leu Lys Glu Thr Ala Ala Ala His Ser His Ile Asp Val Leu Ala Ile
50 55 60
Asp Ile Cys Gly Asp Glu Ala Pro Gly Lys Val Val Asp Ala Ala Val
65 70 75 80
Glu Arg Trp Gly Arg Leu Asp His Leu Ile Asn Asn Ala Gly Ala Thr
85 90 95
Ala Val Met Pro Leu Ala Glu Ala Glu Lys Gln Thr Ile Val Asp Leu
100 105 110
Leu Ala Leu Asn Val Val Ala Pro Ser Leu Leu Ala Arg Glu Ala Leu
115 120 125
Pro His Leu Arg Arg Thr Ser Gly Ser Ile Ile Asn Leu Ser Ser Thr
130 135 140
Tyr Gly His Arg Pro Met Ala Gly Gly Ala His Tyr Ser Ala Thr Lys
145 150 155 160
Ala Ala Val Glu Gln Met Thr Arg Ser Trp Ala Leu Glu Leu Ala Asp
165 170 175
Glu Gly Val Arg Val Asn Ser Val Ala Pro Gly Pro Thr Arg Thr Asp
180 185 190
Val Met Leu His Ala Gly Leu Thr Pro Glu Ala Ala Asn Asp Met Tyr
195 200 205
Ala Tyr Glu Arg Asp Arg Ile Pro Thr His His Ile Ala His Ala Asp
210 215 220
Glu Val Ala His Trp Ile Leu Arg Met Ala Asp Pro Ala Gly Arg His
225 230 235 240
Ala Thr Gly Gln Val Ile Thr Val Asp Gly Gly Leu Glu Leu Ile
245 250 255
<210> 21
<211> 756
<212> DNA
<213> 人工合成
<400> 21
atgacgaagg tgactgttgt gacaggtgcg tcccgtgggc ttggcgaggc cattgtgaag 60
cagattctgg ccagaaatgc tgacgctaaa gtggtggccg ttgccagatc ggccgagaat 120
ttacagaagc tcgagaaagg ctcggagggt cgggttttgg ctgtggcagg cgatgtgacc 180
aggccagaga ccatacatag gctcattgag gagactgtgg caaaattcgg ccgaatcgac 240
tcggttgtgg tcaacgccgg cgttctagag cccgtccagc acattgattc gctcgacgtg 300
gacctcgtca ggcgtctcta cgaggtcaac ctgttctctg tgatggatct ggtgagacag 360
accttgcctt acatgcgtca atcaaaagga agttatctgt ttgtgtcgtc tggggcgtcc 420
accaagccct acgatgcctg gtctgcttac ggatcttcga aagcagcact caaccacttc 480
tgtttgagtc tggccaccga ggagccgctt atcagagctc tctccattgc acctggagtc 540
gtcgatacag acatgcagca ggatatccgc gaggtttttg ggcaaaatat ggccccagat 600
gccctcaaga ggtttacgga cttgcacgag aacaagcagc tgctggcccc tgaagtgccg 660
ggaggtttct atgcttcact ggcgctaaga ggagtcccag agaatttgaa tggtagatat 720
gtgagatatg atgattcaga gttgaaggag tacgcc 756
<210> 22
<211> 252
<212> PRT
<213> 人工合成
<400> 22
Met Thr Lys Val Thr Val Val Thr Gly Ala Ser Arg Gly Leu Gly Glu
1 5 10 15
Ala Ile Val Lys Gln Ile Leu Ala Arg Asn Ala Asp Ala Lys Val Val
20 25 30
Ala Val Ala Arg Ser Ala Glu Asn Leu Gln Lys Leu Glu Lys Gly Ser
35 40 45
Glu Gly Arg Val Leu Ala Val Ala Gly Asp Val Thr Arg Pro Glu Thr
50 55 60
Ile His Arg Leu Ile Glu Glu Thr Val Ala Lys Phe Gly Arg Ile Asp
65 70 75 80
Ser Val Val Val Asn Ala Gly Val Leu Glu Pro Val Gln His Ile Asp
85 90 95
Ser Leu Asp Val Asp Leu Val Arg Arg Leu Tyr Glu Val Asn Leu Phe
100 105 110
Ser Val Met Asp Leu Val Arg Gln Thr Leu Pro Tyr Met Arg Gln Ser
115 120 125
Lys Gly Ser Tyr Leu Phe Val Ser Ser Gly Ala Ser Thr Lys Pro Tyr
130 135 140
Asp Ala Trp Ser Ala Tyr Gly Ser Ser Lys Ala Ala Leu Asn His Phe
145 150 155 160
Cys Leu Ser Leu Ala Thr Glu Glu Pro Leu Ile Arg Ala Leu Ser Ile
165 170 175
Ala Pro Gly Val Val Asp Thr Asp Met Gln Gln Asp Ile Arg Glu Val
180 185 190
Phe Gly Gln Asn Met Ala Pro Asp Ala Leu Lys Arg Phe Thr Asp Leu
195 200 205
His Glu Asn Lys Gln Leu Leu Ala Pro Glu Val Pro Gly Gly Phe Tyr
210 215 220
Ala Ser Leu Ala Leu Arg Gly Val Pro Glu Asn Leu Asn Gly Arg Tyr
225 230 235 240
Val Arg Tyr Asp Asp Ser Glu Leu Lys Glu Tyr Ala
245 250
<210> 23
<211> 768
<212> DNA
<213> 人工合成
<400> 23
atggctagga ccgcgctcgt caccggcgcc accagcggga tcggcctcgc cgtcgccaag 60
cagctcgccg aagccgggca tcaggtgttc ctctgcgccc gcaacgacgt ctcgccgacc 120
gtcaagcagc tgcgcgcgga cggcttcgag gtcgacggga ccgaatgcga cgtccggtcc 180
gagacggacg tccaggcgtt cgtgcaggca gcggtcgacc ggtacggccc ggtggacatc 240
ctggtcaaca acgcgggccg cagtggcggc ggggtcaccg ccgatctggt cgacgagctg 300
tggttcgacg tgatcgacac caacctgcac ggggtgttcc ggatgacccg cgcggtgctc 360
aacaccggcg ggctgcggca ccggccgtgg gggcggatcg tgaacatcgc gtcgaccgcg 420
ggcaagcagg gcgtggtgct gggcgcgccg tattcggcgt cgaagcacgc ggtcgtcggg 480
ttcaccaagt cattgggcaa cgagctggga aagacgggga tcacggtcaa cgcggtctgc 540
cctggttacg tcgaaacgcc gatggcgcag cgggtccggc agggttacgc ggccgcgtgg 600
gacatcagcg aggacgaggt gctcgaccgg ttccaggcca agatcccgct cggccggtac 660
agcaccccgg aggaggtcgc cggcctggtc ggctacctcg tctcggaccc ggccggctcg 720
atcaccgcgc aggcgctgaa cgtctgcggc ggcctcggca acttctga 768
<210> 24
<211> 255
<212> PRT
<213> 人工合成
<400> 24
Met Ala Arg Thr Ala Leu Val Thr Gly Ala Thr Ser Gly Ile Gly Leu
1 5 10 15
Ala Val Ala Lys Gln Leu Ala Glu Ala Gly His Gln Val Phe Leu Cys
20 25 30
Ala Arg Asn Asp Val Ser Pro Thr Val Lys Gln Leu Arg Ala Asp Gly
35 40 45
Phe Glu Val Asp Gly Thr Glu Cys Asp Val Arg Ser Glu Thr Asp Val
50 55 60
Gln Ala Phe Val Gln Ala Ala Val Asp Arg Tyr Gly Pro Val Asp Ile
65 70 75 80
Leu Val Asn Asn Ala Gly Arg Ser Gly Gly Gly Val Thr Ala Asp Leu
85 90 95
Val Asp Glu Leu Trp Phe Asp Val Ile Asp Thr Asn Leu His Gly Val
100 105 110
Phe Arg Met Thr Arg Ala Val Leu Asn Thr Gly Gly Leu Arg His Arg
115 120 125
Pro Trp Gly Arg Ile Val Asn Ile Ala Ser Thr Ala Gly Lys Gln Gly
130 135 140
Val Val Leu Gly Ala Pro Tyr Ser Ala Ser Lys His Ala Val Val Gly
145 150 155 160
Phe Thr Lys Ser Leu Gly Asn Glu Leu Gly Lys Thr Gly Ile Thr Val
165 170 175
Asn Ala Val Cys Pro Gly Tyr Val Glu Thr Pro Met Ala Gln Arg Val
180 185 190
Arg Gln Gly Tyr Ala Ala Ala Trp Asp Ile Ser Glu Asp Glu Val Leu
195 200 205
Asp Arg Phe Gln Ala Lys Ile Pro Leu Gly Arg Tyr Ser Thr Pro Glu
210 215 220
Glu Val Ala Gly Leu Val Gly Tyr Leu Val Ser Asp Pro Ala Gly Ser
225 230 235 240
Ile Thr Ala Gln Ala Leu Asn Val Cys Gly Gly Leu Gly Asn Phe
245 250 255
<210> 25
<211> 31
<212> DNA
<213> 人工合成
<400> 25
ggtccactgg ccaatactcc tcctatcatc g 31
<210> 26
<211> 31
<212> DNA
<213> 人工合成
<400> 26
cgatgatagg aggagtattg gccagtggac c 31
<210> 27
<211> 44
<212> DNA
<213> 人工合成
<400> 27
gctttgatgc gggcgatggc aactacaagc gcatcgacat acag 44
<210> 28
<211> 37
<212> DNA
<213> 人工合成
<400> 28
gttgccatcg cccgcatcaa agccggtcgc gcaaatc 37
<210> 29
<211> 64
<212> DNA
<213> 人工合成
<400> 29
ggccatatga ataattttgt ttaactttaa gaaggagata taatgagtac caagatggat 60
tttg 64
<210> 30
<211> 32
<212> DNA
<213> 人工合成
<400> 30
cgcggatcct tacgcattag cctgctgttt gg 32
<210> 31
<211> 69
<212> DNA
<213> 人工合成
<400> 31
ggcggatcca agcttaataa ttttgtttaa ctttaagaag gagatataat gacggatcgt 60
ctgaaaggc 69
<210> 32
<211> 30
<212> DNA
<213> 人工合成
<400> 32
ccgctcgagt tactgggcgg tatagccgcc 30

Claims (10)

1.一种共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌。
2.根据权利要求1所述的基因工程菌,其特征在于,所述基因工程菌同时含有环己酮单加氧酶基因和异丙醇脱氢酶基因。
3.根据权利要求1或2所述的基因工程菌,其特征在于,所述基因工程菌的构建方法如下:
(1)以环己酮单加氧酶基因片段为模板,通过PCR扩增扩展并利用Nde I和BamH I内切酶位点将该基因片段插入至质粒中,将连接后获得的载体转入大肠杆菌Trans-T1感受态细胞中,构建获得重组质粒pETC-n;
(2)以异丙醇脱氢酶基因片段为模板,通过PCR扩增扩展并利用BamH I和Xho I内切酶位点将该基因片段插入至上述步骤(1)构建获得的重组质粒pETC-n中,将连接后获得的载体转入大肠杆菌Trans-T1感受态细胞中,构建获得重组表达载体pETCK-n;
(3)用上述构建获得的重组表达载体pETCK-n转化表达宿主,用引物T7/T7term做菌落PCR,验证无误后,获得共表达环己酮单加氧酶基因和异丙醇脱氢酶基因基因工程菌BL21(DE3)-pETCK-n。
4.根据权利要求3所述的基因工程菌,其特征在于,步骤(1)中所述质粒选自pET 21a质粒、pET 28a质粒、pET 22b质粒、pETDuet 1质粒、pRSFDuet 1质粒、或者pACYCDuet1质粒。
5.根据权利要求3所述的基因工程菌,其特征在于,步骤(1)的PCR扩增扩展设计的正、反向引物序列分别如SEQ ID NO.29、SEQ ID NO.30所示;步骤(2)的PCR扩增扩展设计的正、反引物序列分别如SEQ ID NO.31、SEQ ID NO.32所示。
6.根据权利要求3所述的基因工程菌,其特征在于,步骤(3)中所述宿主为大肠杆菌Escherichia coli BL21(DE3)、Escherichia coli BL21(DE3)plysS或者Escherichiacoli BL21(DE3)star。
7.根据权利要求1、2或3所述的基因工程菌,其特征在于,所述环己酮单加氧酶的氨基酸序列选自SEQ ID NO.2、SEQ ID NO.4、SEQ ID NO.6、SEQ ID NO.8、SEQ ID NO.10、SEQ IDNO.12,所述异丙醇脱氢酶的氨基酸序列选自SEQ ID NO.14、SEQ ID NO.16、SEQ ID NO.18、SEQ ID NO.20、SEQ ID NO.22、SEQ ID NO.24。
8.根据权利要求7的基因工程菌,其特征在于,编码所述环己酮单加氧酶基因的核苷酸序列相应分别选自SEQ ID NO.1、SEQ ID NO.3、SEQ ID NO.5、SEQ ID NO.7、SEQ ID NO.9、SEQ ID NO.11,编码所述异丙醇脱氢酶的基因的核苷酸序列相应分别选自SEQ ID NO.13、SEQ ID NO.15、SEQ ID NO.17、SEQ ID NO.19、SEQ ID NO.21、SEQ ID NO.23。
9.一种制备埃索美拉唑的方法,其特征在于,在合适的反应条件下,向反应体系中加入权利要求1-8中任一项所述的基因工程菌,将反应底物奥美拉唑硫醚催化转化为埃索美拉唑。
10.根据权利要求9所述的方法,其特征在于,控制反应体系的液相中的奥美拉唑硫醚的含量≤1wt%。
CN201611202462.7A 2016-12-23 2016-12-23 共表达环己酮单加氧酶和异丙醇脱氢酶的基因工程菌及其应用 Pending CN108239618A (zh)

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CN108690836A (zh) * 2017-04-12 2018-10-23 浙江京新药业股份有限公司 一种环己酮单加氧酶及其在合成拉唑中的应用
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CN113430216A (zh) * 2021-07-26 2021-09-24 福州大学 一种苯丙酮单加氧酶及在拉唑类药物制备中的应用
CN115895916A (zh) * 2022-08-04 2023-04-04 中国科学院青岛生物能源与过程研究所 一种积累麦角新碱的菌株及其构建方法和应用
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