CN113599512A - 免疫组合物 - Google Patents

免疫组合物 Download PDF

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CN113599512A
CN113599512A CN202110468680.XA CN202110468680A CN113599512A CN 113599512 A CN113599512 A CN 113599512A CN 202110468680 A CN202110468680 A CN 202110468680A CN 113599512 A CN113599512 A CN 113599512A
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冷治湘
苏柏栩
谌伯纲
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Guoguang Biotechnology Co ltd
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Abstract

本申请提供一种免疫组合物、SARS‑CoV‑2疫苗及载体。所述免疫组合物包含重组蛋白或编码所述重组蛋白的核酸分子,所述重组蛋白包括一段序列,所述序列选自由SEQ ID NO:1、SEQ ID NO:2、SEQ ID NO:3、SEQ ID NO:4及由多核苷酸所编码的与SEQ ID NO:1‑4具有至少80%同源性的任何多肽所组成的组,其中所述重组蛋白含有IgG1 Fc蛋白片段,所述IgG1 Fc蛋白片段具有至少六个氨基酸的长度。SARS‑CoV‑2疫苗包含所述重组蛋白或编码所述重组蛋白的核酸分子。所述载体包含编码所述重组蛋白的核酸分子。经由上述免疫组合物、SARS‑CoV‑2疫苗及载体,可以诱导针对SARS‑CoV‑2病毒的中和抗体产生。

Description

免疫组合物
技术领域
本申请涉及一种免疫组合物,尤其是一种用于针对冠状病毒的免疫组合物。
背景技术
新冠肺炎(Coronavirus Disease 2019,COVID-19)为一种由严重急性呼吸道综合征冠状病毒2(Severe Acute Respiratory Syndrome Coronavirus 2,以下简称SARS-CoV-2)所引起的传染性疾病。由于SARS-CoV-2在全世界快速传播,并且让世界卫生组织(WorldHealth Organization,WHO)在2020年1月30日宣告有全球性健康紧急事件发生,使得SARS-CoV-2所引发的健康紧急事件已经引起严重关注。因此,为了应付新冠肺炎的准备来开发有效的疫苗在当前为一种急迫需要。
SARS-CoV-2为一种正链单链RNA病毒,其属于网巢病毒目中冠状病毒科家族的正冠状病毒子家族的乙型冠状病毒属(betacoronavirus,beta-CoVs)((2018).Arch.Virol.163,2601–2631)。严重急性呼吸道综合征冠状病毒(SARS-CoV)和中东呼吸道综合征冠状病毒(MERS-CoV)也属于beta-CoVs(N Engl J Med.2003May 15;348(20):1967-76.;N Engl J Med.2012Nov 8;367(19):1814-20)。特别是,SARS-CoV和SARS-CoV-2都是通过位于病毒外膜上的棘蛋白(spike protein)中的受体结合域(receptor-bindingdomain,RBD)与细胞上的血管紧张素转化酶2(angiotensin-converting enzyme 2,ACE2)交互作用的调节作用,使其能够进入宿主细胞中。
发明内容
为了开发出一种针对新冠肺炎的疫苗,本申请的目的即提供一种免疫组合物,其包含重组蛋白或是编码所述重组蛋白的核酸分子,所述重组蛋白包括一段序列,所述序列选自由SEQ ID NO:1、SEQ ID NO:2、SEQ ID NO:3、SEQ ID NO:4及由多核苷酸所编码的与SEQ ID NO:1-4具有至少80%同源性的任何多肽所组成的组,其中所述重组蛋白含有IgG1Fc蛋白片段,所述IgG1Fc蛋白片段具有至少六个氨基酸的长度。
如上所述的免疫组合物,其中所述IgG1 Fc蛋白片段具有十二至十八个氨基酸的长度。
如上所述的免疫组合物,其中所述重组蛋白与分泌信号肽融合。
如上所述的免疫组合物,进一步包含免疫化合物、佐剂、药学上可接受的载体、稳定剂或保存剂。
为达上述目的及其他目的,本申请提供一种SARS-CoV-2疫苗,其包含:重组蛋白或是编码所述重组蛋白的核酸分子,所述重组蛋白包括一段序列,所述序列选自由SEQ IDNO:1、SEQ ID NO:2、SEQ ID NO:3、SEQ ID NO:4及由多核苷酸所编码的与SEQ ID NO:1-4具有至少80%同源性的任何多肽所组成的组,其中所述重组蛋白含有IgG1 Fc蛋白片段,所述IgG1 Fc蛋白片段具有至少六个氨基酸的长度。
如上所述的疫苗,其中所述IgG1 Fc蛋白片段具有十二至十八个氨基酸的长度。
如上所述的疫苗,其中所述重组蛋白与SARS-CoV-2的核壳磷蛋白(nucleocapsidphosphoprotein protein)、包膜蛋白(envelope protein)或膜蛋白(membrane protein)融合。
如上所述的疫苗,其中由所述核酸分子编码的重组蛋白与SARS-CoV-2的核壳磷蛋白、包膜蛋白或膜蛋白融合。
如上所述的疫苗,进一步包含免疫化合物、佐剂、药学上可接受的载体、稳定剂或保存剂。
为达上述目的及其他目的,本申请提供一种载体,其包含核酸分子,所述核酸分子编码重组蛋白,所述重组蛋白包括一段序列,所述序列选自由SEQ ID NO:1、SEQ ID NO:2、SEQ ID NO:3、SEQ ID NO:4及由所述多核苷酸所编码的与SEQ ID NO:1-4具有至少80%同源性的任何多肽所组成的组,其中所述重组蛋白含有IgG1 Fc蛋白片段,所述IgG1 Fc蛋白片段具有至少六个氨基酸的长度。
如上所述的载体,其中由所述核酸分子编码的重组蛋白与SARS-CoV-2的核壳磷蛋白、包膜蛋白或膜蛋白融合。
如上所述的载体,其中所述载体选自由杆状病毒、痘疮病毒、禽痘病毒、腺病毒、甲病毒、棒状病毒和疱疹病毒所组成的组。
如上所述的载体,其中所述载体为杆状病毒。
为达上述目的及其他目的,本申请提供一种免疫组合物,其包含核酸分子,所述核酸分子包括一段序列,所述序列选自由SEQ ID NO:6、SEQ ID NO:7、SEQ ID NO:8及SEQ IDNO:9所组成的组。
借由如上所述的免疫组合物、疫苗及载体,可以诱导针对SARS-CoV-2病毒的中和抗体产生,并且用于对抗新冠肺炎。
附图说明
图1示出RBD-Fc的氨基酸序列(SEQ ID NO:1)。
图2示出S2△TM-Fc的氨基酸序列(SEQ ID NO:2)。
图3示出S1-Fc的氨基酸序列(SEQ ID NO:3)。
图4示出S△TM-Fc的氨基酸序列(SEQ ID NO:4)。
图5示出分泌信号肽的氨基酸序列(SEQ ID NO:5)。
图6示出RBD-Fc、S2△TM-Fc、S1-Fc和S△TM-Fc的DNA凝胶电泳图像。
图7示出被病毒感染的细胞增生趋势。
图8示出蛋白质印迹法(Western Blot)分析图像中的感染后第三天、第四天及第五天的疫苗候选物表达量。(A)RBD-Fc;(B)S2△TM-Fc;(C)S1-Fc;(D)S△TM-Fc。
图9示出已纯化疫苗候选物的SDS-PAGE(左)和蛋白质印迹法分析(右)的图像。箭头指出所表达蛋白的预期位置。(A)RBD-Fc;(B)S2△TM-Fc;(C)S1-Fc;(D)S△TM-Fc;(S)样本液体;(FT)流经液体;(W)清洗液体;(E)洗脱液。
图10示出血清中的中和抗体效价,所述血清来自于已免疫化的小鼠的血液样本。
图11示出以来自于已免疫化的小鼠其针对新冠肺炎病毒的抗血清进行病毒蚀斑减少中和试验(plaque reduction neutralization test,PRNT)的结果。
图12示出SARS-CoV-2的核壳磷蛋白的氨基酸序列(SEQ ID NO:10)、包膜蛋白的氨基酸序列(SEQ ID NO:11)或膜蛋白的氨基酸序列(SEQ ID NO:12)。
图13示出RBD-Fc的DNA序列(SEQ ID NO:6)。
图14示出S2△TM-Fc的DNA序列(SEQ ID NO:7)。
图15示出S1-Fc的DNA序列(SEQ ID NO:8)。
图16示出S△TM-Fc的DNA序列(SEQ ID NO:9)。
附图标记:
具体实施方式
为帮助了解本公开的目的、特征及功效,提供用于详细描述本公开的实施例及附图。
疫苗候选物的表达
首先,设计四个疫苗候选物的DNA序列,所述DNA序列分别编码重组蛋白RBD-Fc、重组蛋白S2△TM-Fc、重组蛋白S1-Fc和重组蛋白S△TM-Fc。图13示出RBD-Fc的DNA序列。图14示出S2△TM-Fc的DNA序列。图15示出S1-Fc的DNA序列。图16示出S△TM-Fc的DNA序列。
疫苗候选物是根据SARS-CoV-2棘蛋白(spike protein)(存取编号:NC_045512)的氨基酸序列所设计的。在此,RBD-Fc代表SARS-CoV-2的棘蛋白的受体结合域与IgG1重链恒定区2和重链恒定区3(Fc蛋白)融合,RBD-Fc的氨基酸序列在图1中示出;S2△TM-Fc代表SARS-CoV-2的棘蛋白的跨膜蛋白缺失的S2次单元与Fc蛋白融合,S2△TM-Fc的氨基酸序列在图2中示出;S1-Fc代表SARS-CoV-2的棘蛋白的S1次单元与Fc蛋白融合,S1-Fc的氨基酸序列在图3中示出;S△TM-Fc代表SARS-CoV-2的跨膜蛋白缺失的棘蛋白与Fc蛋白融合,S△TM-Fc的氨基酸序列在图4中示出。基于疫苗生产的目的,所有疫苗候选物的构建体皆与分泌信号肽(secreted signal peptide)融合,分泌信号肽位于重组蛋白的N端,Fc序列位于重组蛋白的C端。分泌信号肽的氨基酸序列在图5中示出。然而,在其他实施例中,分泌信号肽并非必要。
其次,上述四个疫苗候选物的DNA序列分别转殖到pFastBac 1载体中。在其他实施例中,所述载体可以选自痘疮病毒(vaccinia virus)、禽痘病毒(avipoxvirus)、腺病毒(adenovirus)、甲病毒(alphavirus)、棒状病毒(rhabdovirus)、疱疹病毒(herpesvirus)或其他已知适合的载体系统。
四个分别含有各个上述疫苗候选物DNA序列的pFastBac 1载体被转化(transformed)到大肠杆菌菌株DH10Bac中,用以产生含有上述四个疫苗候选物的DNA序列的重组Bacmid DNA。重组Bacmid DNA通过PCR分析鉴别。如图6所示,M表示分子量标记,数字“1”、“2”及“3”表示大肠杆菌菌株的编号,上述重组Bacmid DNA由上述大肠杆菌菌株中获得,RBD-Fc、S2△TM-Fc、S1-Fc和S△TM-Fc的理论重组Bacmid DNA大小分别为3,809bps、4,700bps、5,159bps和6,743bps。经确定的RBD-Fc、S2△TM-Fc、S1-Fc和S△TM-Fc的重组Bacmid DNA大小则分别为3,900bps、4,800bps、5,200bps和6,800bps,其与上述理论重组Bacmid DNA大小相对应。上述重组Bacmid DNA转化及PCR分析是根据Bac-to-BacTM杆状病毒表达系统用户指引(Bac-to-BacTMBaculovirus Expression System USER GUIDE)进行。
接着,分别将含有各个上述四个疫苗候选物的DNA序列的重组Bacmid DNA转染(transfected)到秋行军虫(S.frugiperda)细胞中(sf9细胞)用于杆状病毒生产。杆状病毒由DNA序列鉴别。上述重组Bacmid DNA的转染是根据Bac-to-BacTM杆状病毒表达系统用户指引进行。
最后,以分别具有0.1、0.001和0.0001的病毒感染复数(multiplicity ofinfection,MOI)的含有上述四个疫苗候选物DNA序列的杆状病毒感染sf9细胞持续五天,被病毒感染的细胞增生趋势于图7中示出。在感染后的第三天、第四天及第五天的时间点,收集被感染的sf9细胞以确认疫苗候选物的表达量,通过蛋白质印迹法检测在被感染的sf9细胞中合成的蛋白,结果示于图8,通过蛋白质基准点位置和以千道尔顿(kilodaltons,kda)表示的蛋白质大小指出,55kda(A:RBD-Fc)的重组蛋白、110kda(B:S2△TM-Fc)的重组蛋白、130kda(C:S1-Fc)的重组蛋白和170kda(D:S△TM-Fc)的重组蛋白部分为细胞中主要合成的蛋白。上述的蛋白质印迹法分析根据参考文献“A Guide to Polyacrylamide GelElectrophoresis and detection(Bio-Rad)”进行。
疫苗候选物的生产
准备sf9细胞,sf9细胞在insect-XPRESS无蛋白培养基(insect-XPRESS Protein-free media(Lonza Ltd))中,27℃环境下,生长到3.5~5×106细胞/mL的密度。sf9细胞被具有0.1~0.0001的病毒感染复数(MOI)的含有上述四个疫苗候选物DNA序列的杆状病毒表达载体感染,用以生产疫苗候选物。在感染sf9细胞期间,疫苗候选物在杆状病毒多角体蛋白启动子的转录控制下生产疫苗候选物。sf9细胞在感染后72~96小时通过以6,000x g离心15分钟被收取。sf9细胞的悬浮液储存在4℃环境中。
疫苗候选物RBD-Fc的纯化
在此实施例中,将纯化RBD-Fc,RBD-Fc为非变性的且适于作为将进行蛋白A亲和性层析(protein A affinity chromatography)的用于人类用途的冠状病毒疫苗成分。将使用下列流程来从被重组杆状病毒感染的sf9细胞中纯化出RBD-Fc。
根据上述“疫苗候选物的表达”流程,准备2L的含有RBD-Fc的受感染sf9细胞的培养液,被感染的sf9细胞的初始细胞浓度为1.0x 106细胞/mL,sf9细胞接着被感染持续三天,直到sf9细胞中的被感染细胞浓度达到4.0x 106细胞/mL(存活率40-60%,MOI=0.1)。受感染sf9细胞的培养液以9,000x g离心20分钟,以获得上清,以过滤器(0.22μm的孔径)过滤所述上清以获得样本液体。
准备填有20mL蛋白A树脂(Eshmuno A,Merck Millipore)的pharmacia XK 16/40管柱,并将其安装到AKTA纯化层析系统上。上述样本液体以20mL/分钟的流速(精确度(PreC):0.30Mpa)加入到管柱中,收集流经的液体。在将上述样本液体倒入到管柱中后,以PBS(pH 7.3)进一步清洗管柱,直到清洗液体在280nm的UV吸光值返回到基线。流经管柱的清洗液体也被收集。在清洗管柱之后,将作为洗脱液的柠檬酸溶液(0.3M)倒入管柱中以获得与蛋白A结合的含有RBD-Fc的洗脱液。
由于杂质蛋白也会流经管柱进到洗脱液中,因此将先前含有RBD-Fc的洗脱液再一次利用大约5倍管柱体积的100mM柠檬酸(pH 3.0)从蛋白A树脂管柱中洗脱出,并且所述洗脱液以1M Tris-HCl(pH 9.0)中和。样本液体、流经液体、清洗液体和洗脱液通过SDS-PAGE分析如下。将样本液体、流经液体、清洗液体和洗脱液中的蛋白置于存在有2%的十二烷基硫酸钠和5%的β-巯基乙醇的沸水浴中持续10分钟以打断(disrupte)蛋白质,接着通过SDS-PAGE(存在有0.1%SDS的10%的聚丙烯酰胺凝胶)分析样本液体、流经液体、清洗液体和洗脱液中的蛋白,最后以考马斯蓝(Coomassie blue)染色。SDS-PAGE分析是根据参考文献“A Guide to Polyacrylamide Gel Electrophoresis and detection(Bio-Rad)”进行。
S2△TM-Fc、S1-Fc和S△TM-Fc的纯化以与RBD-Fc纯化流程相同的流程进行。
四个疫苗候选物的纯化结果如图9所示。纯化的疫苗候选物通过上述流程获得。
在其他实施例中,其他已知的蛋白质纯化技术也可以应用于纯化上述疫苗候选物。
来自于已免疫化的小鼠其针对SARS-CoV-2病毒的抗血清的病毒蚀斑减少溶斑抑制中和试验(plaque reduction neutralization test,PRNT)
首先,准备十二组C57BL/6小鼠(7周大,雌性,重量为18~22克),每组含有十只小鼠,通过肌肉内注射20μg的疫苗候选物(溶于50μl的PBS)使五组小鼠被免疫化三次;通过肌肉内注射20μg的疫苗候选物(溶于50μl的PBS,PBS中含有作为佐剂的氢氧化铝)使五组小鼠被免疫化三次;一组小鼠被肌肉内注射含有氢氧化铝的50μl的PBS三次;一组小鼠仅被肌肉内注射50μl的PBS三次。上述免疫化条件在表1中列出。
表1
Figure BDA0003044954700000091
*佐剂的量为500μg/剂
其次,在免疫化的时间点,第1、6及7组的小鼠被采血以检测中和抗体效价。结果示出于图10中,被施用RBD-Fc和佐剂的第7组小鼠具有较高抗体效价。
最后,将十二组单层vero E6细胞预先接种于一24孔板中的12孔内作为实验组。将获自上述被免疫化三次的12组小鼠的0.1mL的测试血清分别与100PFU/0.1mL的SARS-CoV-2病毒(由台湾大学医学院医学检验暨生物技术学系Sui-Yuan Chang教授提供)混合,并且于37℃培养60分钟。接着,十二组SARS-CoV-2病毒和测试血清的混合物分别加入十二组实验组中。同时,设立用于各个检验的十二组阳性对照孔(vero E6细胞与100PFU的SARS-CoV-2病毒在不加入上述血清的条件下于37℃环境中共同培养60分钟)作为阳性对照组,以确定上述细胞单层的感染度。随后,去除十二个实验组和十二个阳性对照组中的培养基,接着将覆盖培养基(overlay medium)加入十二个实验组和十二个阳性对照组中。具有十二个实验组和十二个阳性对照组的24孔板在37℃、5%的CO2中持续培养六天,并且在第六天计算病毒蚀斑。病毒蚀斑减少中和试验的结果示于图11中,其证实当实验组含有与Fc蛋白融合的RBD结构域时(第1、3-5、7和9-10组),可以有效地诱导针对SARS-CoV-2病毒的中和抗体产生,含有与Fc蛋白融合的RBD结构域及佐剂的实验组的功效更好,并且与Fc蛋白融合的S2△TM-Fc及佐剂的组合也可以诱导针对SARS-CoV-2病毒的中和抗体产生。
此外,用于SARS-CoV-2的SARS-CoV-2重组蛋白片段也可以被设计成与RBD、S1蛋白、S2蛋白或棘蛋白具有至少80%、81%、82%、83%、84%、85%、86%、87%、88%、89%、90%、91%、92%、93%、94%、95%、96%、97%、98%或99%的相似度;用于SARS-CoV-2的Fc蛋白片段也可以被设计成具有至少六个氨基酸的长度,并且较佳地具有在12至18个氨基酸之间的长度。Fc蛋白片段的长度。Fc蛋白片段的长度可以是6、7、8、9、10、11、12、13、14、15、16、17或18个氨基酸。
图12示出SARS-CoV-2的核壳磷蛋白(nucleocapsid phosphoprotein protein)、包膜蛋白(envelope protein)和膜蛋白(membrane protein)。为了新冠肺炎疫苗的应用,SARS-CoV-2的核壳磷蛋白、包膜蛋白和膜蛋白也能够被设计成新冠肺炎疫苗的一部分,即SARS-CoV-2的核壳磷蛋白、包膜蛋白和膜蛋白可以与上述疫苗候选物融合。
如在本文中所使用的,两个氨基酸序列之间的“同源性百分比(percenthomology)”是使用在参考文献(Karlin and Altschul,Proc,Natl.Acad.Sci.USA87:2264-2268,1990)中描述的,并且如参考文献(Karlin and Altschul,Proc,Natl.Acad.Sci.USA90:5873-5877,1993)进行修改的算法来确定的。这种算法整合于参考文献(Altschul etal.,J.Mol.Biol.215:403-410,1990)的NBLAST和XBLAST程序中。BLAST蛋白质搜索以XBLAST程序执行,分数=50,字长度=3,以获得与参考多肽同源的氨基酸序列。为了用于比对目的的间隔对准,使用在参考文献(Altschul et al.,Nucleic Acids Res.25:3389-3402,1997)中描述的间隔的BLAST。当使用NBLAST和XBLAST程序时,使用各别程序的除错参数(例如,XBLAST和NBLAST)。见www.ncbi.nlm.nih.gov网站。
如上所述,与Fc蛋白融合的SARS-CoV-2重组蛋白诱导针对SARS-CoV-2病毒的中和抗体产生,并且其可以被用于作为针对新冠肺炎的疫苗(COVID-19)。
当本公开已经以具体实施例的方式描述,本领域技术人员可以在不脱离在权利要求中说明的本公开的范围和精神情况下,进行多种修改和变体。
<110> 国光生物科技股份有限公司
<120> 免疫组合物
<130>
<150> US 63/019,442
<151> 2020-05-04
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Ser Asn Val Phe Gln Thr Arg Ala Gly Cys Leu Ile Gly Ala Glu His
625 630 635 640
Val Asn Asn Ser Tyr Glu Cys Asp Ile Pro Ile Gly Ala Gly Ile Cys
645 650 655
Ala Ser Tyr Gln Thr Gln Thr Asn Ser Pro Arg Arg Ala Arg Gly Gly
660 665 670
Ser Gly Gly Ser Gly Gly Ser Gly Gly Ser Gly Gly Ser Thr Cys Pro
675 680 685
Pro Cys Pro Ala Pro Glu Leu Leu Gly Gly Pro Ser Val Phe Leu Phe
690 695 700
Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val
705 710 715 720
Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe
725 730 735
Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro
740 745 750
Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr
755 760 765
Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val
770 775 780
Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala
785 790 795 800
Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Arg
805 810 815
Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr Cys Leu Val Lys Gly
820 825 830
Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro
835 840 845
Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser
850 855 860
Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln
865 870 875 880
Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His
885 890 895
Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys
900 905
<210> 4
<211> 1436
<212> PRT
<213> 人工序列(Artificial Sequence)
<220>
<223> 重组棘蛋白
<400> 4
Val Asn Leu Thr Thr Arg Thr Gln Leu Pro Pro Ala Tyr Thr Asn Ser
1 5 10 15
Phe Thr Arg Gly Val Tyr Tyr Pro Asp Lys Val Phe Arg Ser Ser Val
20 25 30
Leu His Ser Thr Gln Asp Leu Phe Leu Pro Phe Phe Ser Asn Val Thr
35 40 45
Trp Phe His Ala Ile His Val Ser Gly Thr Asn Gly Thr Lys Arg Phe
50 55 60
Asp Asn Pro Val Leu Pro Phe Asn Asp Gly Val Tyr Phe Ala Ser Thr
65 70 75 80
Glu Lys Ser Asn Ile Ile Arg Gly Trp Ile Phe Gly Thr Thr Leu Asp
85 90 95
Ser Lys Thr Gln Ser Leu Leu Ile Val Asn Asn Ala Thr Asn Val Val
100 105 110
Ile Lys Val Cys Glu Phe Gln Phe Cys Asn Asp Pro Phe Leu Gly Val
115 120 125
Tyr Tyr His Lys Asn Asn Lys Ser Trp Met Glu Ser Glu Phe Arg Val
130 135 140
Tyr Ser Ser Ala Asn Asn Cys Thr Phe Glu Tyr Val Ser Gln Pro Phe
145 150 155 160
Leu Met Asp Leu Glu Gly Lys Gln Gly Asn Phe Lys Asn Leu Arg Glu
165 170 175
Phe Val Phe Lys Asn Ile Asp Gly Tyr Phe Lys Ile Tyr Ser Lys His
180 185 190
Thr Pro Ile Asn Leu Val Arg Asp Leu Pro Gln Gly Phe Ser Ala Leu
195 200 205
Glu Pro Leu Val Asp Leu Pro Ile Gly Ile Asn Ile Thr Arg Phe Gln
210 215 220
Thr Leu Leu Ala Leu His Arg Ser Tyr Leu Thr Pro Gly Asp Ser Ser
225 230 235 240
Ser Gly Trp Thr Ala Gly Ala Ala Ala Tyr Tyr Val Gly Tyr Leu Gln
245 250 255
Pro Arg Thr Phe Leu Leu Lys Tyr Asn Glu Asn Gly Thr Ile Thr Asp
260 265 270
Ala Val Asp Cys Ala Leu Asp Pro Leu Ser Glu Thr Lys Cys Thr Leu
275 280 285
Lys Ser Phe Thr Val Glu Lys Gly Ile Tyr Gln Thr Ser Asn Phe Arg
290 295 300
Val Gln Pro Thr Glu Ser Ile Val Arg Phe Pro Asn Ile Thr Asn Leu
305 310 315 320
Cys Pro Phe Gly Glu Val Phe Asn Ala Thr Arg Phe Ala Ser Val Tyr
325 330 335
Ala Trp Asn Arg Lys Arg Ile Ser Asn Cys Val Ala Asp Tyr Ser Val
340 345 350
Leu Tyr Asn Ser Ala Ser Phe Ser Thr Phe Lys Cys Tyr Gly Val Ser
355 360 365
Pro Thr Lys Leu Asn Asp Leu Cys Phe Thr Asn Val Tyr Ala Asp Ser
370 375 380
Phe Val Ile Arg Gly Asp Glu Val Arg Gln Ile Ala Pro Gly Gln Thr
385 390 395 400
Gly Lys Ile Ala Asp Tyr Asn Tyr Lys Leu Pro Asp Asp Phe Thr Gly
405 410 415
Cys Val Ile Ala Trp Asn Ser Asn Asn Leu Asp Ser Lys Val Gly Gly
420 425 430
Asn Tyr Asn Tyr Leu Tyr Arg Leu Phe Arg Lys Ser Asn Leu Lys Pro
435 440 445
Phe Glu Arg Asp Ile Ser Thr Glu Ile Tyr Gln Ala Gly Ser Thr Pro
450 455 460
Cys Asn Gly Val Glu Gly Phe Asn Cys Tyr Phe Pro Leu Gln Ser Tyr
465 470 475 480
Gly Phe Gln Pro Thr Asn Gly Val Gly Tyr Gln Pro Tyr Arg Val Val
485 490 495
Val Leu Ser Phe Glu Leu Leu His Ala Pro Ala Thr Val Cys Gly Pro
500 505 510
Lys Lys Ser Thr Asn Leu Val Lys Asn Lys Cys Val Asn Phe Asn Phe
515 520 525
Asn Gly Leu Thr Gly Thr Gly Val Leu Thr Glu Ser Asn Lys Lys Phe
530 535 540
Leu Pro Phe Gln Gln Phe Gly Arg Asp Ile Ala Asp Thr Thr Asp Ala
545 550 555 560
Val Arg Asp Pro Gln Thr Leu Glu Ile Leu Asp Ile Thr Pro Cys Ser
565 570 575
Phe Gly Gly Val Ser Val Ile Thr Pro Gly Thr Asn Thr Ser Asn Gln
580 585 590
Val Ala Val Leu Tyr Gln Asp Val Asn Cys Thr Glu Val Pro Val Ala
595 600 605
Ile His Ala Asp Gln Leu Thr Pro Thr Trp Arg Val Tyr Ser Thr Gly
610 615 620
Ser Asn Val Phe Gln Thr Arg Ala Gly Cys Leu Ile Gly Ala Glu His
625 630 635 640
Val Asn Asn Ser Tyr Glu Cys Asp Ile Pro Ile Gly Ala Gly Ile Cys
645 650 655
Ala Ser Tyr Gln Thr Gln Thr Asn Ser Pro Arg Arg Ala Arg Ser Val
660 665 670
Ala Ser Gln Ser Ile Ile Ala Tyr Thr Met Ser Leu Gly Ala Glu Asn
675 680 685
Ser Val Ala Tyr Ser Asn Asn Ser Ile Ala Ile Pro Thr Asn Phe Thr
690 695 700
Ile Ser Val Thr Thr Glu Ile Leu Pro Val Ser Met Thr Lys Thr Ser
705 710 715 720
Val Asp Cys Thr Met Tyr Ile Cys Gly Asp Ser Thr Glu Cys Ser Asn
725 730 735
Leu Leu Leu Gln Tyr Gly Ser Phe Cys Thr Gln Leu Asn Arg Ala Leu
740 745 750
Thr Gly Ile Ala Val Glu Gln Asp Lys Asn Thr Gln Glu Val Phe Ala
755 760 765
Gln Val Lys Gln Ile Tyr Lys Thr Pro Pro Ile Lys Asp Phe Gly Gly
770 775 780
Phe Asn Phe Ser Gln Ile Leu Pro Asp Pro Ser Lys Pro Ser Lys Arg
785 790 795 800
Ser Phe Ile Glu Asp Leu Leu Phe Asn Lys Val Thr Leu Ala Asp Ala
805 810 815
Gly Phe Ile Lys Gln Tyr Gly Asp Cys Leu Gly Asp Ile Ala Ala Arg
820 825 830
Asp Leu Ile Cys Ala Gln Lys Phe Asn Gly Leu Thr Val Leu Pro Pro
835 840 845
Leu Leu Thr Asp Glu Met Ile Ala Gln Tyr Thr Ser Ala Leu Leu Ala
850 855 860
Gly Thr Ile Thr Ser Gly Trp Thr Phe Gly Ala Gly Ala Ala Leu Gln
865 870 875 880
Ile Pro Phe Ala Met Gln Met Ala Tyr Arg Phe Asn Gly Ile Gly Val
885 890 895
Thr Gln Asn Val Leu Tyr Glu Asn Gln Lys Leu Ile Ala Asn Gln Phe
900 905 910
Asn Ser Ala Ile Gly Lys Ile Gln Asp Ser Leu Ser Ser Thr Ala Ser
915 920 925
Ala Leu Gly Lys Leu Gln Asp Val Val Asn Gln Asn Ala Gln Ala Leu
930 935 940
Asn Thr Leu Val Lys Gln Leu Ser Ser Asn Phe Gly Ala Ile Ser Ser
945 950 955 960
Val Leu Asn Asp Ile Leu Ser Arg Leu Asp Lys Val Glu Ala Glu Val
965 970 975
Gln Ile Asp Arg Leu Ile Thr Gly Arg Leu Gln Ser Leu Gln Thr Tyr
980 985 990
Val Thr Gln Gln Leu Ile Arg Ala Ala Glu Ile Arg Ala Ser Ala Asn
995 1000 1005
Leu Ala Ala Thr Lys Met Ser Glu Cys Val Leu Gly Gln Ser Lys
1010 1015 1020
Arg Val Asp Phe Cys Gly Lys Gly Tyr His Leu Met Ser Phe Pro
1025 1030 1035
Gln Ser Ala Pro His Gly Val Val Phe Leu His Val Thr Tyr Val
1040 1045 1050
Pro Ala Gln Glu Lys Asn Phe Thr Thr Ala Pro Ala Ile Cys His
1055 1060 1065
Asp Gly Lys Ala His Phe Pro Arg Glu Gly Val Phe Val Ser Asn
1070 1075 1080
Gly Thr His Trp Phe Val Thr Gln Arg Asn Phe Tyr Glu Pro Gln
1085 1090 1095
Ile Ile Thr Thr Asp Asn Thr Phe Val Ser Gly Asn Cys Asp Val
1100 1105 1110
Val Ile Gly Ile Val Asn Asn Thr Val Tyr Asp Pro Leu Gln Pro
1115 1120 1125
Glu Leu Asp Ser Phe Lys Glu Glu Leu Asp Lys Tyr Phe Lys Asn
1130 1135 1140
His Thr Ser Pro Asp Val Asp Leu Gly Asp Ile Ser Gly Ile Asn
1145 1150 1155
Ala Ser Val Val Asn Ile Gln Lys Glu Ile Asp Arg Leu Asn Glu
1160 1165 1170
Val Ala Lys Asn Leu Asn Glu Ser Leu Ile Asp Leu Gln Glu Leu
1175 1180 1185
Gly Lys Tyr Glu Gln Tyr Ile Lys Trp Pro Gly Gly Ser Gly Gly
1190 1195 1200
Ser Gly Gly Ser Gly Gly Ser Gly Gly Ser Thr Cys Pro Pro Cys
1205 1210 1215
Pro Ala Pro Glu Leu Leu Gly Gly Pro Ser Val Phe Leu Phe Pro
1220 1225 1230
Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val
1235 1240 1245
Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys
1250 1255 1260
Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr
1265 1270 1275
Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser
1280 1285 1290
Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr
1295 1300 1305
Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys
1310 1315 1320
Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr
1325 1330 1335
Thr Leu Pro Pro Ser Arg Glu Glu Met Thr Lys Asn Gln Val Ser
1340 1345 1350
Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val
1355 1360 1365
Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr
1370 1375 1380
Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys
1385 1390 1395
Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser
1400 1405 1410
Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys
1415 1420 1425
Ser Leu Ser Leu Ser Pro Gly Lys
1430 1435
<210> 5
<211> 40
<212> PRT
<213> 人工序列(Artificial Sequence)
<220>
<223> 信号肽
<400> 5
Met Leu Leu Val Asn Gln Ser His Gln Gly Phe Asn Lys Glu His Thr
1 5 10 15
Ser Lys Met Val Ser Ala Ile Val Leu Tyr Val Leu Leu Ala Ala Ala
20 25 30
Ala His Ser Ala Phe Ala Ala Asp
35 40
<210> 6
<211> 1982
<212> DNA
<213> 人工序列(Artificial Sequence)
<220>
<223> 重组棘蛋白
<400> 6
aaaattttta ctgttttcgt aacagttttg taataaaaaa acctataaat attccggatt 60
attcataccg tcccaccatc gggcgcggat cccggtccga agcgcgcgga attcatgctg 120
ctggtcaacc agagccacca gggtttcaac aaggaacaca cctcaaagat ggtgtccgcc 180
atcgtgctgt acgtcctgct ggctgctgct gctcactcag ctttcgctgc cgacaacatc 240
accaacctgt gcccattcgg cgaggtcttc aacgctacta ggttcgcctc cgtgtacgct 300
tggaaccgca agcgtatcag caactgcgtg gccgactact ctgtcctgta caactccgct 360
agcttctcta ctttcaagtg ctacggagtg tcacctacca agctgaacga cctgtgcttc 420
actaacgtgt acgccgactc cttcgtcatc cgcggtgacg aagtgcgtca gatcgcccca 480
ggacagaccg gcaagatcgc tgactacaac tacaagctgc ctgacgactt cactggatgc 540
gtcatcgctt ggaacagcaa caacctggac tctaaagtgg gtggcaacta caactacctg 600
tacaggctgt tcagaaagag caacctgaag cctttcgaga gggacatcag caccgaaatc 660
taccaggccg gttctactcc ctgcaacggc gtcgaaggat tcaactgcta cttccccctg 720
cagtcttacg gcttccagcc aaccaacggt gtgggctacc agccttacag agtggtcgtg 780
ctgagcttcg aactcctcca cgctccagct actgtctgcg gtcctaagaa gtctactaac 840
ctggtgaaga acaagtgcgt caacttcaac ttcaacggtc tgactggaac tggaggtggc 900
tccggaggta gcggcggatc tggtggctca ggaggttcta cttgccctcc ctgcccagct 960
cctgagctgc tgggcggacc ctccgtgttc ctgttcccac ctaagccaaa ggacactctg 1020
atgatctcac gcacccccga agtcacttgc gtcgtggtcg acgtgtccca cgaggaccca 1080
gaagtcaagt tcaactggta cgtggacggc gtggaggtcc acaacgctaa gaccaagccc 1140
agggaggaac agtacaactc aacctacaga gtggtctccg tgctgactgt cctgcaccag 1200
gactggctga acggcaagga gtacaagtgc aaggtcagca acaaggctct gcccgcccca 1260
atcgagaaga ccatctctaa ggccaaggga cagcctcgcg aaccccaggt gtacactctg 1320
cccccaagcc gtgaggaaat gaccaagaac caggtctctc tgacttgcct ggtgaaggga 1380
ttctaccctt cagacatcgc tgtggagtgg gaatccaacg gtcagcccga aaacaactac 1440
aagaccactc ctcccgtcct ggacagcgac ggctctttct tcctgtactc aaagctgacc 1500
gtggacaagt cccgttggca gcagggaaac gtgttctcat gctccgtcat gcacgaggct 1560
ctgcacaacc actacactca gaagagcctg tctctgtcac ctggcaagta actcgaggca 1620
tgcggtacca agcttgtcga gaagtactag aggatcataa tcagccatac cacatttgta 1680
gaggttttac ttgctttaaa aaacctccca cacctccccc tgaacctgaa acataaaatg 1740
aatgcaattg ttgttgttaa cttgtttatt gcagcttata atggttacaa ataaagcaat 1800
agcatcacaa atttcacaaa taaagcattt ttttcactgc atctagtgta ttgtcaaact 1860
catcatgtat ctatcatgtc tgatctgatc actgccttga gcttagagat ccgaccgata 1920
tggatctaag tccactattt gtcattttac ttcggatagc tacgaacgct acaccagctg 1980
ca 1982
<210> 7
<211> 2784
<212> DNA
<213> 人工序列(Artificial Sequence)
<220>
<223> 重组棘蛋白
<400> 7
aagatttact gttttcgtaa cagttttgta ataaaaaaac ctataaatat tccggattat 60
tcataccgtc ccaccatcgg gcgcggatcc cggtccgaag cgcgcggaat tcatgctgct 120
ggtgaaccag tcacaccagg gcttcaacaa ggagcacacc tcaaagatgg tctccgctat 180
cgtcctgtac gtgctgctgg ctgctgctgc tcactccgcc ttcgctgccg acatgagcct 240
gggagctgag aactctgtgg cctactcaaa caactccatc gccatcccca ccaacttcac 300
tatcagcgtc accactgaaa tcctgccagt gagcatgacc aagacttctg tcgactgcac 360
catgtacatc tgcggagaca gcactgagtg ctctaacctg ctgctgcagt acggttcttt 420
ctgcacccag ctgaaccgcg ctctgactgg catcgccgtg gagcaggaca agaacaccca 480
ggaagtcttc gctcaggtga agcagatcta caagactcct cccatcaagg acttcggtgg 540
cttcaacttc tcccagatcc tgcctgaccc cagcaagcca tctaagaggt cattcatcga 600
ggacctgctg ttcaacaagg tgaccctggc tgacgccggc ttcatcaagc agtacggaga 660
ctgcctgggt gacatcgctg ccagagacct gatctgcgct cagaagttca acggactgac 720
cgtcctgcca cctctgctga ctgacgaaat gatcgctcag tacacctctg ctctgctggc 780
tggtaccatc acttctggct ggactttcgg agctggtgct gccctgcaga tccctttcgc 840
tatgcagatg gcctaccgtt tcaacggcat cggagtcact cagaacgtgc tgtacgagaa 900
ccagaagctg atcgctaacc agttcaacag cgccatcgga aagatccagg actcactgtc 960
cagcactgct tctgctctgg gcaagctgca ggacgtggtc aaccagaacg ctcaggccct 1020
gaacactctg gtgaagcaac tgtcttcaaa cttcggagct atctccagcg tcctgaacga 1080
catcctgtcc cgcctggaca aggtcgaggc cgaagtgcag atcgaccgcc tgatcaccgg 1140
tcgtctgcag tcactgcaga cctacgtgac tcagcagctg atcagggctg ccgagatcag 1200
agcttccgcc aacctggctg ccactaagat gtcagaatgc gtgctgggac agtccaagcg 1260
tgtcgacttc tgcggcaagg gctaccacct gatgtcattc ccccagtccg ctccacacgg 1320
tgtggtcttc ctgcacgtca cctacgtgcc agcccaggaa aagaacttca ccactgctcc 1380
tgccatctgc cacgacggca aggctcactt cccccgcgag ggagtcttcg tgagcaacgg 1440
tacccactgg ttcgtgactc agcgtaactt ctacgaacca cagatcatca ccactgacaa 1500
caccttcgtc tctggcaact gcgacgtggt catcggaatc gtcaacaaca ctgtgtacga 1560
ccctctgcag cccgagctgg acagcttcaa ggaggaactg gacaagtact tcaagaacca 1620
cacctctcct gacgtggacc tgggcgacat ctcaggaatc aacgcttccg tggtcaacat 1680
ccagaaggag atcgacaggc tgaacgaagt cgccaagaac ctgaacgaat cactgatcga 1740
cctgcaggag ctgggcaagt acgaacagta catcaagtgg cccggaggtt ccggcggaag 1800
cggtggctct ggaggttcag gcggatccac ctgccctcct tgcccagctc ctgaactgct 1860
gggtggccct tccgtgttcc tgttccctcc caagcccaag gacactctga tgatcagcag 1920
aaccccagaa gtgacttgcg tggtcgtgga cgtctctcac gaggaccctg aagtcaagtt 1980
caactggtac gtggacggcg tcgaagtgca caacgctaag accaagcccc gcgaggaaca 2040
gtacaacagc acctaccgtg tcgtgtctgt cctgactgtg ctgcaccagg actggctgaa 2100
cggcaaggag tacaagtgca aggtgtcaaa caaggctctg cccgccccaa tcgagaagac 2160
catctccaag gccaagggcc agccaaggga acctcaggtc tacactctgc caccttcaag 2220
agaggaaatg accaagaacc aggtctccct gacttgcctg gtgaagggct tctacccttc 2280
agacatcgct gtggagtggg aatccaacgg acagcccgag aacaactaca agaccactcc 2340
cccagtgctg gacagcgacg gttctttctt cctgtacagc aagctgaccg tcgacaagtc 2400
taggtggcag cagggcaacg tcttctcttg ctcagtgatg cacgaagctc tgcacaacca 2460
ctacactcag aagtccctga gcctgtctcc tggcaagtaa ctcgaggcat gcggtaccaa 2520
gcttgtcgag aagtactaga ggatcataat cagccatacc acatttgtag aggttttact 2580
tgctttaaaa acctcccaca cctcccctga acctgaaaca taaatgatgc atgtgtggta 2640
ctgtatgcag ctatatgtac attagcatag catcacaatt cacaataagg catttttcca 2700
tgcattccag tgtgatggtc cagctcatca tgtactatca gttgatcaga tcatgctgac 2760
ctagaatccg aaccgatagt gatc 2784
<210> 8
<211> 3636
<212> DNA
<213> 人工序列(Artificial Sequence)
<220>
<223> 重组棘蛋白
<400> 8
aagaaattta ctgttttcgt aacagttttg taataaaaaa acctataaat attccggatt 60
attcataccg tcccaccatc gggcgcggat cccggtccga agcgcgcgga attcatgctg 120
ctggtcaacc agagccacca gggattcaac aaggagcaca cttccaagat ggtgagcgct 180
atcgtgctgt acgtcctgct cgctgctgct gctcactctg ctttcgctgc tgacgtcaac 240
ctcaccacta ggacccagct gcctcccgct tacaccaact cattcactag gggtgtgtac 300
taccctgaca aggtgttcag atccagcgtc ctgcactcca ctcaggacct gttcctgccc 360
ttcttcagca acgtcacctg gttccacgct atccacgtgt ccggcaccaa cggaactaag 420
aggttcgaca acccagtcct gcctttcaac gacggcgtgt acttcgcctc taccgagaag 480
tcaaacatca tcagaggttg gatcttcggc accactctgg actccaagac tcagagcctg 540
ctgatcgtca acaacgctac caacgtggtc atcaaggtgt gcgagttcca gttctgcaac 600
gaccctttcc tgggagtcta ctaccacaag aacaacaagt cttggatgga gtcagagttc 660
cgcgtctact cttcagccaa caactgcact ttcgagtacg tgtctcagcc cttcctgatg 720
gacctggaag gcaagcaggg caacttcaag aacctgcgcg agttcgtgtt caagaacatc 780
gacggttact tcaagatcta ctccaagcac acccctatca acctggtccg tgacctgccc 840
cagggtttca gcgctctgga gcctctggtg gacctgccca tcggcatcaa catcacccgc 900
ttccagactc tgctggctct gcaccgttcc tacctgactc caggcgactc cagctctgga 960
tggactgctg gtgctgctgc ttactacgtg ggctacctgc agcctaggac cttcctgctg 1020
aagtacaacg aaaacggaac catcacagac gctgtggact gcgctctgga cccactgtcc 1080
gaaaccaagt gcactctgaa gagcttcacc gtggagaagg gcatctacca gacttctaac 1140
ttcagggtcc agccaaccga atcaatcgtg agattcccca acatcactaa cctgtgccca 1200
ttcggagagg tcttcaacgc cacccgtttc gcttccgtgt acgcctggaa caggaagaga 1260
atctctaact gcgtggctga ctactcagtc ctgtacaact cagcctcctt cagcaccttc 1320
aagtgctacg gtgtgtctcc tactaagctg aacgacctgt gcttcaccaa cgtgtacgct 1380
gactcattcg tcatcagggg cgacgaggtg agacagatcg ctcccggaca gactggcaag 1440
atcgccgact acaactacaa gctgccagac gacttcaccg gttgcgtcat cgcctggaac 1500
tccaacaacc tggacagcaa agtgggtggc aactacaact acctgtaccg cctgttccgt 1560
aagtccaacc tgaagccatt cgagagggac atctctactg aaatctacca ggctggctca 1620
accccttgca acggcgtcga gggattcaac tgctacttcc cactgcagag ctacggattc 1680
cagcctacta acggcgtggg ataccagccc tacagagtgg tcgtgctgtc cttcgaactg 1740
ctgcacgccc cagctactgt gtgcggacct aagaagagca ccaacctggt gaagaacaag 1800
tgcgtcaact tcaacttcaa cggtctgacc ggtactggcg tcctgaccga gtctaacaag 1860
aagttcctgc cattccagca gttcggtcgc gacatcgctg acactaccga cgccgtgcgt 1920
gacccacaga ccctggaaat cctggacatc actccatgct ctttcggagg tgtgtcagtc 1980
atcactcctg gcaccaacac ttcaaaccag gtggccgtcc tgtaccagga cgtcaactgc 2040
accgaggtgc ctgtcgccat ccacgctgac cagctgaccc ccacttggcg cgtctactca 2100
accggttcca acgtgttcca gactcgtgct ggctgcctga tcggagccga gcacgtgaac 2160
aactcctacg aatgcgacat ccccatcgga gctggtatct gcgcctccta ccagacccaa 2220
actaacagcc cacgcagggc tcgcggcgga agcggtggct ctggaggttc aggcggatcc 2280
ggtggcagca cttgcccacc ttgcccagct ccagaactgc tgggaggtcc aagcgtgttc 2340
ctgttccctc ctaagcctaa ggacaccctg atgatctccc gtacccctga ggtcacttgc 2400
gtcgtggtcg acgtgagcca cgaggacccc gaagtcaagt tcaactggta cgtggacggc 2460
gtggaagtcc acaacgctaa gaccaagccc cgcgaggaac agtacaactc cacttaccgt 2520
gtggtcagcg tgctgaccgt cctgcaccag gactggctga acggaaagga atacaagtgc 2580
aaggtctcta acaaggccct gcctgctccc atcgaaaaga ctatctcaaa ggctaagggt 2640
cagcccaggg agccacaggt gtacaccctg cctccctcta gagaggaaat gaccaagaac 2700
caggtctcac tgacttgcct ggtgaaggga ttctacccat ccgacatcgc cgtggagtgg 2760
gaaagcaacg gtcagcctga gaacaactac aagaccactc cacctgtcct ggactctgac 2820
ggttcattct tcctgtactc taagctgact gtggacaagt cacgttggca gcagggcaac 2880
gtgttctctt gctcagtcat gcacgaagct ctgcacaacc actacaccca gaagtccctg 2940
agcctgtctc ctggcaagta actcgaggca tgcggtacca agcttgtcga gaagtactag 3000
aggatcataa tcagccatac cacatttgta gaggttttac ttgctttaaa aaacctccca 3060
cacctccccc tgaacctgaa acataaaatg aatgcaattg ttgttgttaa cttgtttatt 3120
gcagcttata atggttacaa ataaagcaat agcatcacaa atttcacaaa taaagcattt 3180
ttttcactgc attctagttg tggtttgtcc aaactcatca atgtatctta tcatgtctgg 3240
atctgatcac tgcttgagcc taggagatcc gaaccagata agtgaaatct agttccaaac 3300
tattttgtca tttttaattt tcgtattagc ttacgacgct acacccagta cccatctatt 3360
ttgtcactct tccctaaata atccttaaaa actccatttc cacccctccc agttcccaac 3420
taattttgtc cgcccacaca ggggcatttt tcttcctgtt atgtgaattc ctgcagcccg 3480
ggaggatcca ctaagttcta gagcggccgc cacgcggtgg agctccggct tttgttgccg 3540
gttactggag ggtcagttgc gcgcttagac gtatcatggg tcgtagctgt tatcgctggc 3600
gtgcacctgc acgagctatg aggaggagga gactta 3636
<210> 9
<211> 4545
<212> DNA
<213> 人工序列(Artificial Sequence)
<220>
<223> 重组棘蛋白
<400> 9
aagaatttta ctgttttcgt aacagttttg taataaaaaa acctataaat attccggatt 60
attcataccg tcccaccatc gggcgcggat cccggtccga agcgcgcgga attcatgctg 120
ctggtgaacc agtcccacca gggattcaac aaggagcaca ctagcaagat ggtctctgct 180
atcgtgctgt acgtcctgct ggctgctgct gctcacagcg ccttcgctgc cgacgtgaac 240
ctcaccacta ggacccagct gcctcccgct tacaccaact ctttcactag gggtgtctac 300
tacccagaca aggtgttcag atccagcgtc ctgcacagca ctcaggacct gttcctgcct 360
ttcttctcta acgtgacctg gttccacgcc atccacgtct ccggtaccaa cggcactaag 420
cgcttcgaca acccagtcct gcctttcaac gacggcgtgt acttcgcttc aaccgaaaag 480
tccaacatca tccgtggatg gatcttcggt accactctgg acagcaagac tcagtctctg 540
ctgatcgtga acaacgccac caacgtggtc atcaaggtct gcgagttcca gttctgcaac 600
gaccccttcc tgggagtgta ctaccacaag aacaacaagt catggatgga gtccgagttc 660
cgcgtgtact cttcagctaa caactgcact ttcgagtacg tcagccagcc attcctgatg 720
gacctggaag gaaagcaggg taacttcaag aacctgaggg agttcgtgtt caagaacatc 780
gacggttact tcaagatcta cagcaagcac acccccatca acctggtgag agacctgcca 840
cagggattct ctgctctgga acccctggtc gacctgccaa tcggtatcaa catcacccgc 900
ttccagactc tgctggctct gcaccgttcc tacctgactc ctggcgactc cagctctgga 960
tggactgctg gagctgctgc ttactacgtg ggatacctgc agccaaggac cttcctgctg 1020
aagtacaacg agaacggtac catcactgac gccgtggact gcgctctgga cccactgtca 1080
gaaaccaagt gcactctgaa gtccttcacc gtcgagaagg gtatctacca gactagcaac 1140
ttcagggtcc agcctaccga atctatcgtg agattcccaa acatcactaa cctgtgccct 1200
ttcggcgagg tgttcaacgc caccagattc gcttccgtct acgcctggaa caggaagaga 1260
atcagcaact gcgtggctga ctactctgtc ctgtacaaca gcgcctcttt ctcaaccttc 1320
aagtgctacg gcgtgtcacc tactaagctg aacgacctgt gcttcaccaa cgtgtacgcc 1380
gactccttcg tcatcagggg agacgaggtg agacagatcg ctcctggcca gactggaaag 1440
atcgccgact acaactacaa gctgcccgac gacttcaccg gttgcgtgat cgcttggaac 1500
agcaacaacc tggactctaa ggtcggtggc aactacaact acctgtaccg cctgttccgt 1560
aagagcaacc tgaagccctt cgagagggac atcagcactg aaatctacca ggccggatct 1620
accccatgca acggtgtgga aggcttcaac tgctacttcc ctctgcagtc ttacggtttc 1680
cagcccacta acggtgtcgg ctaccagcca tacagagtgg tcgtgctgag cttcgagctg 1740
ctgcacgccc ctgctactgt gtgcggtccc aagaagtcta ccaacctggt gaagaacaag 1800
tgcgtcaact tcaacttcaa cggcctgacc ggaactggtg tgctgaccga atcaaacaag 1860
aagttcctgc ctttccagca gttcggccgc gacatcgctg acaccactga cgccgtccgt 1920
gacccacaga ccctggagat cctggacatc actccttgct cattcggagg tgtgtccgtc 1980
atcactcccg gaaccaacac ttccaaccag gtggctgtcc tgtaccagga cgtgaactgc 2040
actgaggtgc ctgtggctat ccacgctgac cagctgaccc caacttggcg cgtctactca 2100
accggctcca acgtgttcca gactcgtgct ggttgcctga tcggcgccga gcacgtcaac 2160
aacagctacg aatgcgacat ccctatcggc gctggaatct gcgcctctta ccagacccag 2220
actaacagcc cccgcagggc taggtctgtg gcttcccaga gcatcatcgc ttacaccatg 2280
tcactgggtg ctgaaaactc cgtcgcctac agcaacaact ctatcgccat cccaaccaac 2340
ttcactatct cagtcaccac tgagatcctg cctgtgagca tgaccaagac ttctgtcgac 2400
tgcactatgt acatctgcgg cgacagcacc gaatgctcta acctgctgct gcagtacggt 2460
tccttctgca cccagctgaa ccgtgctctg actggcatcg ccgtggagca ggacaagaac 2520
actcaggaag tgttcgctca ggtcaagcag atctacaaga ccccacctat caaggacttc 2580
ggcggattca acttctccca gatcctgcca gacccttcaa agccctccaa gcgcagcttc 2640
atcgaagacc tgctgttcaa caaggtgacc ctggccgacg ctggattcat caagcagtac 2700
ggagactgcc tgggtgacat cgccgctcgt gacctgatct gcgctcagaa gttcaacggt 2760
ctgaccgtcc tgcccccact gctgactgac gagatgatcg cccagtacac ttcagccctg 2820
ctggctggta ccatcacttc tggatggacc ttcggtgctg gtgctgctct gcagatccca 2880
ttcgctatgc agatggccta ccgtttcaac ggaatcggtg tgacccagaa cgtcctgtac 2940
gaaaaccaga agctgatcgc taaccagttc aacagcgcca tcggcaagat ccaggacagc 3000
ctgtcatcca ctgcctctgc tctgggaaag ctgcaggacg tcgtgaacca gaacgcccag 3060
gctctgaaca ccctggtgaa gcagctgagc tctaacttcg gagctatctc atccgtcctg 3120
aacgacatcc tgtctcgcct ggacaaggtg gaggccgaag tccagatcga ccgcctgatc 3180
actggtcgtc tgcagtcact gcagacctac gtgactcagc agctgatcag ggccgctgaa 3240
atcagagcct ccgctaacct ggccgctacc aagatgtcag agtgcgtgct gggacagtcc 3300
aagcgtgtcg acttctgcgg caagggatac cacctgatgt cattcccaca gtccgctcct 3360
cacggcgtcg tgttcctgca cgtgacctac gtccctgccc aggagaagaa cttcaccact 3420
gcccccgcta tctgccacga cggcaaggct cacttcccta gggaaggagt gttcgtctca 3480
aacggtaccc actggttcgt gactcagaga aacttctacg agccccagat catcaccact 3540
gacaacactt tcgtctccgg caactgcgac gtcgtgatcg gaatcgtgaa caacaccgtc 3600
tacgaccccc tgcagccaga actggactca ttcaaggagg aactggacaa gtacttcaag 3660
aaccacacct ccccagacgt ggacctgggc gacatctcag gaatcaacgc ttccgtcgtg 3720
aacatccaga aggagatcga ccgcctgaac gaagtcgcca agaacctgaa cgagagcctg 3780
atcgacctgc aggagctggg caagtacgaa cagtacatca agtggcctgg tggctctgga 3840
ggttcaggcg gatccggtgg cagcggaggt tcaacctgcc ctccctgccc tgctccagag 3900
ctgctgggcg gaccttctgt gttcctgttc ccacctaagc ccaaggacac cctgatgatc 3960
agccgtaccc cagaagtgac ttgcgtcgtg gtcgacgtct ctcacgagga ccctgaagtc 4020
aagttcaact ggtacgtgga cggcgtggag gtccacaacg ctaagaccaa gcctcgcgag 4080
gaacagtaca actcaactta ccgtgtggtc tccgtgctga ccgtcctgca ccaggactgg 4140
ctgaacggca aggagtacaa gtgcaaggtg tcaaacaagg ccctgcctgc tcccatcgaa 4200
aagactatct ccaaggccaa gggacagcct agggagcccc aggtctacac cctgccccca 4260
tcaagagagg aaatgaccaa gaaccaggtc tccctgactt gcctggtgaa gggtttctac 4320
ccctcagaca tcgctgtgga gtgggaatcc aacggccagc cagaaaacaa ctacaagacc 4380
actcctcccg tgctggactc agacggctcc ttcttcctgt acagcaagct gactgtcgac 4440
aagtctcgct ggcagcaggg aaacgtgttc tcttgctcag tcatgcacga ggctctgcac 4500
aaccactaca cccagaagtc cctgagcctg tctcccggca agtaa 4545
<210> 10
<211> 419
<212> PRT
<213> 冠状病毒(Coronavirus)
<400> 10
Met Ser Asp Asn Gly Pro Gln Asn Gln Arg Asn Ala Pro Arg Ile Thr
1 5 10 15
Phe Gly Gly Pro Ser Asp Ser Thr Gly Ser Asn Gln Asn Gly Glu Arg
20 25 30
Ser Gly Ala Arg Ser Lys Gln Arg Arg Pro Gln Gly Leu Pro Asn Asn
35 40 45
Thr Ala Ser Trp Phe Thr Ala Leu Thr Gln His Gly Lys Glu Asp Leu
50 55 60
Lys Phe Pro Arg Gly Gln Gly Val Pro Ile Asn Thr Asn Ser Ser Pro
65 70 75 80
Asp Asp Gln Ile Gly Tyr Tyr Arg Arg Ala Thr Arg Arg Ile Arg Gly
85 90 95
Gly Asp Gly Lys Met Lys Asp Leu Ser Pro Arg Trp Tyr Phe Tyr Tyr
100 105 110
Leu Gly Thr Gly Pro Glu Ala Gly Leu Pro Tyr Gly Ala Asn Lys Asp
115 120 125
Gly Ile Ile Trp Val Ala Thr Glu Gly Ala Leu Asn Thr Pro Lys Asp
130 135 140
His Ile Gly Thr Arg Asn Pro Ala Asn Asn Ala Ala Ile Val Leu Gln
145 150 155 160
Leu Pro Gln Gly Thr Thr Leu Pro Lys Gly Phe Tyr Ala Glu Gly Ser
165 170 175
Arg Gly Gly Ser Gln Ala Ser Ser Arg Ser Ser Ser Arg Ser Arg Asn
180 185 190
Ser Ser Arg Asn Ser Thr Pro Gly Ser Ser Arg Gly Thr Ser Pro Ala
195 200 205
Arg Met Ala Gly Asn Gly Gly Asp Ala Ala Leu Ala Leu Leu Leu Leu
210 215 220
Asp Arg Leu Asn Gln Leu Glu Ser Lys Met Ser Gly Lys Gly Gln Gln
225 230 235 240
Gln Gln Gly Gln Thr Val Thr Lys Lys Ser Ala Ala Glu Ala Ser Lys
245 250 255
Lys Pro Arg Gln Lys Arg Thr Ala Thr Lys Ala Tyr Asn Val Thr Gln
260 265 270
Ala Phe Gly Arg Arg Gly Pro Glu Gln Thr Gln Gly Asn Phe Gly Asp
275 280 285
Gln Glu Leu Ile Arg Gln Gly Thr Asp Tyr Lys His Trp Pro Gln Ile
290 295 300
Ala Gln Phe Ala Pro Ser Ala Ser Ala Phe Phe Gly Met Ser Arg Ile
305 310 315 320
Gly Met Glu Val Thr Pro Ser Gly Thr Trp Leu Thr Tyr Thr Gly Ala
325 330 335
Ile Lys Leu Asp Asp Lys Asp Pro Asn Phe Lys Asp Gln Val Ile Leu
340 345 350
Leu Asn Lys His Ile Asp Ala Tyr Lys Thr Phe Pro Pro Thr Glu Pro
355 360 365
Lys Lys Asp Lys Lys Lys Lys Ala Asp Glu Thr Gln Ala Leu Pro Gln
370 375 380
Arg Gln Lys Lys Gln Gln Thr Val Thr Leu Leu Pro Ala Ala Asp Leu
385 390 395 400
Asp Asp Phe Ser Lys Gln Leu Gln Gln Ser Met Ser Ser Ala Asp Ser
405 410 415
Thr Gln Ala
<210> 11
<211> 75
<212> PRT
<213> 冠状病毒(Coronavirus)
<400> 11
Met Tyr Ser Phe Val Ser Glu Glu Thr Gly Thr Leu Ile Val Asn Ser
1 5 10 15
Val Leu Leu Phe Leu Ala Phe Val Val Phe Leu Leu Val Thr Leu Ala
20 25 30
Ile Leu Thr Ala Leu Arg Leu Cys Ala Tyr Cys Cys Asn Ile Val Asn
35 40 45
Val Ser Leu Val Lys Pro Ser Phe Tyr Val Tyr Ser Arg Val Lys Asn
50 55 60
Leu Asn Ser Ser Arg Val Pro Asp Leu Leu Val
65 70 75
<210> 12
<211> 222
<212> PRT
<213> 冠状病毒(Coronavirus)
<400> 12
Met Ala Asp Ser Asn Gly Thr Ile Thr Val Glu Glu Leu Lys Lys Leu
1 5 10 15
Leu Glu Gln Trp Asn Leu Val Ile Gly Phe Leu Phe Leu Thr Trp Ile
20 25 30
Cys Leu Leu Gln Phe Ala Tyr Ala Asn Arg Asn Arg Phe Leu Tyr Ile
35 40 45
Ile Lys Leu Ile Phe Leu Trp Leu Leu Trp Pro Val Thr Leu Ala Cys
50 55 60
Phe Val Leu Ala Ala Val Tyr Arg Ile Asn Trp Ile Thr Gly Gly Ile
65 70 75 80
Ala Ile Ala Met Ala Cys Leu Val Gly Leu Met Trp Leu Ser Tyr Phe
85 90 95
Ile Ala Ser Phe Arg Leu Phe Ala Arg Thr Arg Ser Met Trp Ser Phe
100 105 110
Asn Pro Glu Thr Asn Ile Leu Leu Asn Val Pro Leu His Gly Thr Ile
115 120 125
Leu Thr Arg Pro Leu Leu Glu Ser Glu Leu Val Ile Gly Ala Val Ile
130 135 140
Leu Arg Gly His Leu Arg Ile Ala Gly His His Leu Gly Arg Cys Asp
145 150 155 160
Ile Lys Asp Leu Pro Lys Glu Ile Thr Val Ala Thr Ser Arg Thr Leu
165 170 175
Ser Tyr Tyr Lys Leu Gly Ala Ser Gln Arg Val Ala Gly Asp Ser Gly
180 185 190
Phe Ala Ala Tyr Ser Arg Tyr Arg Ile Gly Asn Tyr Lys Leu Asn Thr
195 200 205
Asp His Ser Ser Ser Ser Asp Asn Ile Ala Leu Leu Val Gln
210 215 220

Claims (14)

1.一种免疫组合物,其特征在于,包含:
重组蛋白,其包括一段序列,所述序列选自由SEQ ID NO:1、SEQ ID NO:2、SEQ ID NO:3、SEQ ID NO:4及由多核苷酸所编码的与SEQ ID NO:1-4具有至少80%同源性的任何多肽所组成的组,其中所述重组蛋白含有IgG1 Fc蛋白片段,所述IgG1 Fc蛋白片段具有至少六个氨基酸的长度;或
编码所述重组蛋白的核酸分子。
2.根据权利要求1所述的免疫组合物,其特征在于,所述IgG1 Fc蛋白片段具有十二至十八个氨基酸的长度。
3.根据权利要求1所述的免疫组合物,其特征在于,所述重组蛋白与分泌信号肽融合。
4.根据权利要求1所述的免疫组合物,其特征在于,进一步包含免疫化合物、佐剂、药学上可接受的载体、稳定剂或保存剂。
5.一种新冠肺炎疫苗,其特征在于,包含:
重组蛋白,其包括一段序列,所述序列选自由SEQ ID NO:1、SEQ ID NO:2、SEQ ID NO:3、SEQ ID NO:4及由多核苷酸所编码的与SEQ ID NO:1-4具有至少80%同源性的任何多肽所组成的组,其中所述重组蛋白含有IgG1 Fc蛋白片段,所述IgG1 Fc蛋白片段具有至少六个氨基酸的长度;或
编码所述重组蛋白的核酸分子。
6.根据权利要求5所述的疫苗,其特征在于,所述IgG1 Fc蛋白片段具有十二至十八个氨基酸的长度。
7.根据权利要求5所述的疫苗,其特征在于,所述重组蛋白与SARS-Co V-2的核壳磷蛋白、SARS-CoV-2的包膜蛋白或SARS-CoV-2的膜蛋白融合。
8.根据权利要求5所述的疫苗,其特征在于,由所述核酸分子编码的重组蛋白与SARS-CoV-2的核壳磷蛋白、SARS-CoV-2的包膜蛋白或SARS-CoV-2的膜蛋白融合。
9.根据权利要求5所述的疫苗,其特征在于,进一步包含免疫化合物、佐剂、药学上可接受的载体、稳定剂或保存剂。
10.一种载体,其特征在于,包含核酸分子,所述核酸分子编码重组蛋白,所述重组蛋白包括一段序列,所述序列选自由SEQ ID NO:1、SEQ ID NO:2、SEQ ID NO:3、SEQ ID NO:4及由所述多核苷酸所编码的与SEQ ID NO:1-4具有至少80%同源性的任何多肽所组成的组,其中所述重组蛋白含有IgG1 Fc蛋白片段,所述IgG1 Fc蛋白片段具有至少六个氨基酸的长度。
11.根据权利要求10所述的载体,其特征在于,由所述核酸分子编码的重组蛋白与SARS-CoV-2的核壳磷蛋白、SARS-CoV-2的包膜蛋白或SARS-Co V-2的膜蛋白融合。
12.根据权利要求10所述的载体,其特征在于,所述载体选自由杆状病毒、痘疮病毒、禽痘病毒、腺病毒、甲病毒、棒状病毒和疱疹病毒所组成的组。
13.根据权利要求12所述的载体,其特征在于,所述载体为杆状病毒。
14.一种免疫组合物,其特征在于,包含:
核酸分子,其包括一段序列,所述序列选自由SEQ ID NO:6、SEQ ID NO:7、SEQ ID NO:8及SEQ ID NO:9所组成的组。
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