CN112210573B - 一种用基因编辑改造原代细胞的dna模板及定点插入方法 - Google Patents

一种用基因编辑改造原代细胞的dna模板及定点插入方法 Download PDF

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CN112210573B
CN112210573B CN202011099140.0A CN202011099140A CN112210573B CN 112210573 B CN112210573 B CN 112210573B CN 202011099140 A CN202011099140 A CN 202011099140A CN 112210573 B CN112210573 B CN 112210573B
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孙洁
周春
荆瑞瑞
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Zhejiang University ZJU
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Abstract

本发明主要公开了一种用基因编辑改造原代细胞的DNA模板及定点插入方法,其中,DNA模板包括质粒、构建于质粒上的需要导入的目的基因、靶序列上下游的同源性序列(同源臂)和guide RNA识别的DNA序列;然后利用电转技术将基因编辑蛋白和guide RNA的RNP复合体、DNA模板递送到细胞系或原代细胞,实现把目的基因定点插入到细胞系或原代细胞的基因组,对细胞系或原代细胞进行改造。该发明的一个实际应用是可以不依赖病毒生产定点插入的嵌合抗原受体T(CAR‑T)细胞,在免疫细胞治疗疾病的应用中具有更好的安全性和有效性。

Description

一种用基因编辑改造原代细胞的DNA模板及定点插入方法
技术领域
本发明涉及目的基因的定点插入,具体是利用电转技术结合基因编辑技术通过非病毒方法将目的基因定点整合到细胞系或原代细胞的基因组中,实施例中产生的嵌合抗原受体T(CAR-T)细胞可以用于白血病的治疗。
背景技术
目前主要是通过传统的慢病毒或逆转录病毒手段将目的基因整合到人原代T/NK细胞基因组中,但是该方法的不足之处是目的基因会被随机插入,如果能够将外源目的基因定点插入到细胞基因组中,能够在一定程度上提高基因工程改造过的人原代T/NK细胞的安全性和有效性,在临床上发挥更大的作用。目前,CRISPR-Cas9/Cpf1系统在实现对基因敲除方面已经运用的很成熟。但是通过CRISPR-Cas9/Cpf1系统实现将目的基因定点插入细胞系特别是原代细胞的基因组的技术,虽然已经有了一定的发展,但是插入的效率仍然很低。
目前在人原代T/NK细胞上,通过CRISPR-Cas9/Cpf1系统将目的基因定点整合到人原代T细胞的方法,主要是依赖于腺相关病毒(AAV)提供的单链DNA,作为Cas9/Cpf1定点切割基因组后同源重组修复(HDR)的供体DNA模板。但是腺相关病毒(AAV)在临床治疗过程中仍然可能会对机体产生潜在的危险、制备也较为复杂和不经济。目前还有研究将双链的线性DNA作为同源重组修复的供体DNA模板,对人原代T/NK细胞进行改造,但是双链的线性DNA制备较为复杂,且GMP制备不成熟。我们通过改造环状(circular)质粒载体DNA,使之成为同源重组修复的供体DNA模板,更高效地将目的基因定点插入到细胞系和人原代T/NK细胞的基因组中,从而实现目的基因在细胞系和人原代T/NK细胞基因组中的定点整合,增加免疫细胞治疗疾病的安全性和有效性。
发明内容
本发明的目的是提供一种用基因编辑改造原代细胞的DNA模板及定点插入方法,本发明主要通过对CRISPR-Cas9/Cpf1定点插入系统中依赖的同源重组修复的供体DNA质粒载体模板进行改造,减小质粒载体的长度并在同源臂两端加入guide RNA识别的DNA序列(Cas9/Cpf1-cleavage sequence,CCS),使得Cas9/Cpf1 RNP复合物能在定点切割基因组的同时把环状的供体DNA质粒载体切割成线性的供体DNA模板。该方法能够不依赖病毒递送同源重组修复的供体DNA模板,将基因定点整合到细胞系或人原代T/NK细胞的基因组中,此种方法制备的定点插入的CAR-T细胞与依赖AAV病毒产生的定点插入的CAR-T细胞具有同等的体外杀伤和体内抗肿瘤效果,实现了定点插入CAR-T技术的突破。
本发明采用以下技术方案:
一种用基因编辑改造原代细胞的DNA模板,包括质粒、构建于质粒上的需要导入的目的基因、靶序列上下游的同源性序列(同源臂)和guide RNA识别的DNA序列。
进一步地,所述质粒为pUC57、pUC57截短突变质粒pMini以及pMiniZ,pMini的核苷酸序列如SEQ ID NO:5所示,pMiniZ的核苷酸序列如SEQ ID NO:32所示。
进一步地,目的基因的每一侧均具有一个同源性序列和guide RNA识别的DNA序列。其中,基因编辑蛋白通常为Cas9/Cpf1,可将guide RNA的DNA序列表示为Cas9/Cpf1-cleavage sequence,CCS。
本发明还提供了一种基于权利要求1所述DNA模板的目的基因定点插入方法,包括如下步骤:
步骤1、选取要定点插入目的基因的基因组位点,并根据位点选择CRISPR-Cas9/Cpf1系统识别插入位点的guide RNA;
步骤2、设计合成供体DNA模板,供体DNA模板含有目的基因、目的基因两侧的同源臂序列以及guide RNA识别的DNA序列;
步骤3、合成识别插入位点的guide RNA,表达纯化基因编辑蛋白;
步骤4、将步骤3中的guide RNA和基因编辑蛋白体外结合后,再与步骤2中带有目的基因和同源臂以及识别位点的质粒载体混合,最后与细胞混合,电转,完成目的基因的定点插入和细胞的改造。
进一步地,所述步骤3中,质粒载体为pUC57截短突变质粒pMini,pMini的核苷酸序列如SEQ ID NO:5所示。
进一步地,基因编辑蛋白为SpCas9或LbCpf1或AsCpf1等。
进一步地,步骤1中插入位点为TCRα或RAB11a位点,步骤2目的基因为CAR或EGFP基因,步骤5中细胞为HEK293T或人原代T/NK细胞。
进一步地,步骤2中同源臂为任意大小。
进一步地,步骤5中guide RNA和Cas9/Cpf1蛋白在体外室温或37℃结合10-20min。
进一步地,步骤5中采用CeletrixTM或BTX电转系统。
上述方案中,可以采用流式细胞术检测目的基因的表达,并与依赖病毒提供DNA模板产生定点插入的人原代CAR-T细胞对比体外和体内的抗肿瘤功能。
本发明的有益效果是:
通过非病毒方法将目的基因定点整合到人原代T细胞中,避免了通过病毒感染和非定点整合带来的潜在的风险,如肿瘤致病性。同时,定点插入产生的CAR-T细胞与随机插入的细胞相比,有更好的安全性和有效性。此外,该方法简化了人原代CAR-T细胞的生产工艺,节约了生产成本,具有很大的临床应用潜力和商业价值。
附图说明
图1为实施例中利用CRISPR-Cas9系统将目的基因CAR插入人原代T细胞TCRα位点的流程图。
图2a为实施例1中pUC57-RAB11a-EGFP,pMini-RAB11a-EGFP,pUC57-CCS-RAB11a-EGFP,pMini-CCS-RAB11a-EGFP供体DNA模板在293T细胞中把EGFP插入到RAB11a位点的效率;图2b为目的基因质粒载体上是否含有guide RNA识别的DNA序列(CCS)在293T细胞中EGFP基因的插入效率倍数变化结果统计图。
图3为实施例2中通过电转的方法将Cas9蛋白与guide RNA形成的RNP和pMini-CCS-RAB11a-EGFP质粒载体共电转到人原代T细胞中EGFP基因的插入效率。
图4a为实施例3中通过电转的方法将Cas9蛋白与guide RNA形成的RNP和pUC57-TRAC-CAR,pUC57-CCS-TRAC-CAR供体DNA模板共电转进人原代T细胞中CAR基因的插入效率;图4b为不同健康志愿者pUC57-TRAC-CAR,pUC57-CCS-TRAC-CAR与RNP共电转进人原代T细胞中CAR基因插入效率的倍数变化统计图。
图5a为实施例3中通过电转的方法将Cas9蛋白与guide RNA形成的RNP和pMini-TRAC-CAR,pMini-CCS-TRAC-CAR供体DNA模板共电转进人原代T细胞中CAR基因的插入效率;图5b为不同健康志愿者pMini-TRAC-CAR,pMini-CCS-TRAC-CAR与RNP共电转进人原代T细胞中插入效率的倍数统计图;图5c为pMini-CCS-TRAC-CAR与RNP共电转进人原代T细胞在不同志愿者中的插入效率。
图6为实施例3中pUC57-CCS-TRAC-CAR,pMini-CCS-TRAC-CAR,pMiniZ-CCS-TRAC-CAR供体DNA模板与RNP共同电转到人原代T细胞中CAR基因的插入效率统计图。
图7为实施例3中将靶向CD22和CD19两个抗原的双特异性CAR构建到pMini载体上,利用CRISPR-Cas9系统共电转到人原代T细胞的双特异性CAR基因的插入效率。
图8为实施例3中将RNP和pMini-TRAC-CAR,pMini-CCS-TRAC-CAR共电转进人原代T细胞中产生的CAR-T细胞经抗原刺激一周后CAR-T细胞的比例变化。
图9a为实施例3中不同比例的RNP和pMini-CCS-TRAC-CAR电转到人原代T细胞中的CAR基因插入效率,图9b为不同健康志愿者中不同比例的RNP和pMini-CCS-TRAC-CAR电转到人原代T细胞中的CAR基因插入效率的统计图。
图10为实施例3中不同健康志愿者中含有不同数目的CCS的pMini-CCS-TRAC-CAR供体DNA模板与RNP共电转到人原代T细胞中得到的CAR基因插入效率的统计结果图。
图11为实施例3中构建含有不同NLS的表达Cas9蛋白的载体,纯化后与guide RNA形成RNP复合物,与pMini-CCS-TRAC-CAR共同电转到人原代T细胞中的插入效率。
图12为实施例3中不同健康志愿者中不同同源臂长度的pMini-CCS-TRAC-CAR与RNP共电转到人原代T细胞中得到的CAR基因插入效率的统计结果图。
图13为实施例3中在电转过程中加入与细胞周期相关的小分子药物Brefedin A或者将CCND1蛋白共电转到人原代T细胞对CAR基因插入效率的影响。
图14为实施例3中使用带修饰和不带修饰的guide RNA与Cas9结合形成的RNP与pMini-CCS-TRAC-CAR共电转到人原代T细胞对CAR基因插入效率影响的统计结果图。
图15a为实施例3中AAV-TRAC-CAR和p-TRAC-CAR T细胞在遇到肿瘤抗原时杀伤能力结果示意图;15b为电转后AAV-TRAC-CAR和p-TRAC-CAR T细胞增殖能力的结果示意图;15c为AAV-TRAC-CAR和p-TRAC-CAR T细胞在遇到肿瘤抗原时的增殖能力的结果示意图。
图16为实施例3中通过t-SNE分析质谱流式检测AAV-TRAC-CAR和p-TRAC-CAR T细胞在接触抗原刺激前后的聚群分析。
图17实施例3中通过质谱流式检测AAV-TRAC-CAR和p-TRAC-CAR T细胞在接触抗原刺激前后的激活、分化和耗竭分子表达量的变化。图中,stim表示经过抗原刺激后的CAR-T细胞,con表示未经抗原刺激的CAR-T细胞。
图18a为实施例3中B淋巴细胞白血病小鼠模型在注射AAV-TRAC-CAR或p-TRAC-CART细胞后通过活体成像检测肿瘤的治愈情况;18b在小鼠注射B淋巴细胞白血病肿瘤细胞后,用AAV-TRAC-CAR或p-TRAC-CAR T细胞治疗后小鼠的生存情况。
图19为实施例4中将LbCpf1-RNP和AsCpf1-RNP电转到人原代T细胞中的TCR基因的敲除效率。
图20为实施例4将AsCpf1-RNP和pMini-CCS-TRAC-CAR共电转到人原代T细胞中CAR基因的插入效率。
图21为实施例5中体外扩增人原代NK细胞的标志物的检测。
图22为实施例5中将Cas9蛋白和guide RNA形成的RNP复合物和pMini-CCS-RAB11a-EGFP共电转进人原代NK细胞上EGFP基因的插入效率。
具体实施方式
下面结合实施例和附图对本发明做更进一步地解释。下列实施例用于说明本发明,但并不用来限定本发明的实施范围。
实施例1
一、EGFP基因及RAB11a同源臂序列构建到pUC57或改造后的pMini质粒载体上1、改造pUC57质粒载体序列
pUC57质粒载体序列大小为2.7kb,主要包含三个部分:乳糖操纵子序列(LacZ)、氨苄青霉素抗药性基因及其启动子区(AMP)、原核生物复制起始区(ORI)。在已有的研究基础上,本实施例对pUC57质粒载体进行缩小,通过分子克隆的方法去掉乳糖操纵子序列(LacZ)序列,PCR克隆ORI区正向引物序列见SEQ ID NO:1,反向引物序列见SEQ ID NO:2,克隆AMP区正向引物序列见SEQ ID NO:3,反向引物序列见SEQ ID NO:4,通过同源重组构建pUC57截短突变质粒,命名为pMini。pMini序列见SEQ ID NO:5。
2、构建供体DNA模板pMini-CCS-RAB11a-EGFP、pUC57-CCS-RAB11a-EGFP、pUC57-RAB11a-EGFP和pMini-RAB11a-EGFP
pUC57和pMini质粒载体上含有KpnI和HindIII酶切位点,通过酶切切割pUC57和pMini,通过PCR扩增带有RAB11a目的基因和同源臂序列以及RAB11a guide RNA识别的DNA序列(CCS)构建到pUC57质粒载体上,用的正向引物序列见SEQ ID NO:6,反向引物序列见SEQ ID NO:7;构建到pMini载体上的正向引物序列见SEQ ID NO:8,反向引物序列见SEQ IDNO:9,PCR扩增回收后的用T4酶连接转化后,构建后的质粒载体通过二代测序比对,确认质粒载体构建正确,分别命名为pUC57-CCS-RAB11a-EGFP、pMini-CCS-RAB11a-EGFP、pUC57-RAB11a-EGFP和pMini-RAB11a-EGFP,其中,CCS表示含有Cas9/Cpf1的guide RNA序列或者Cas9蛋白的切割序,RAB11a-EGFP的核酸序列见SEQ ID NO:10,左侧同源臂序列见SEQ IDNO:11,右侧同源臂序列见SEQ ID NO:12。
3、携带有RAB11a guide RNA和Cas9基因的pX330质粒载体构建。
将识别RAB11a第一个基因外显子的guide RNA序列构建到pX330质粒载体中,RAB11a guide RNA序列见SEQ ID NO:13。
二、检测一中构建pUC57-CCS-RAB11a-EGFP、pMini-CCS-RAB11a-EGFP、pUC57-RAB11a-EGFP、pMini-RAB11a-EGFP供体DNA模板通过PEI转染在293T细胞中的EGFP基因的插入效率。
复苏293T细胞,用含有10%的FBS和1%的青霉素/链霉素(P/S)的DMEM培养基培养293T细胞,每2-3天传代一次,在转染前一天将293T细胞传代到6孔板中,每孔2*10E5个细胞,第二天,将携带有RAB guide RNA的pX330质粒载体和pUC57-CCS-RAB11a-EGFP或pMini-CCS-RAB11a-EGFP或pUC57-RAB11a-EGFP或pMini-RAB11a-EGFP共转染到293T细胞中,每个6孔板中加入1μg pX330质粒载体和1μg pUC57-CCS-RAB11a-EGFP、pMini-CCS-RAB11a-EGFP、pUC57-RAB11a-EGFP、pMini-RAB11a-EGFP质粒载体,PEI和质粒的质量比为3:1。共转染一周后,通过流式检测EGFP基因的插入效率,如图2a所示,目的基因质粒载体上有CCS的载体比不含CCS的载体基因插入效率高1.5-2倍,如图2b所示。
实施例2
一、合成RAB11a第一个基因外显子的guide RNA序列。
二、本实施例用的SpCas9(2NLS和4NLS)以及实施例4中用的LbCpf1或AsCpf1蛋白纯化,主要分为以下两个步骤:
1、构建Cas9/Cpf1质粒表达载体,用大肠杆菌质粒表达载体系统表达Cas9/Cpf1蛋白,将Cas9/Cpf1基因从pX330质粒载体上通过PCR扩增,正向引物序列见SEQ ID NO:14,反向引物序列见SEQ ID NO:15,LbCpf1的正向引物序列见SEQ ID NO:16,反向引物序列见SEQID NO:17,AsCpf1的正向引物序列见SEQ ID NO:18,反向引物序列见SEQ ID NO:19。PCR扩增后回收,将回收的SpCas9、LbCpf1、AsCpf1片段连接到KS表达质粒载体中,用T4 DNAligase连接,酶切位点是BamHI和NotI。SpCas9蛋白的氨基酸序列见SEQ ID NO:20,LbCpf1的氨基酸序列见SEQ ID NO:21,AsCpf1蛋白的氨基酸序列见SEQ ID NO:22。
2、纯化SpCas9(2NLS和4NLS)、LbCpf1、AsCpf1蛋白,用GE蛋白纯化系统纯化蛋白,扩增SpCas9、LbCpf1、AsCpf1质粒载体的大肠杆菌,裂解菌液后,用GST标签结合SpCas9、LbCpf1、AsCpf1蛋白,随后用GST酶切割GST标签,经过Heparin HP affinity柱子和SuperdexTM200 Increase柱子后得到纯度较高的SpCas9(2NLS和4NLS)、LbCpf1、AsCpf1蛋白。
三、将guide RNA和Cas9蛋白体外结合形成RNP后,再与质粒载体混合后,最后与人原代T细胞混合,电转,将EGFP基因定点整合到细胞中。
1、人原代T细胞的获取
从外周血中分离外周血单核细胞。抽取人静脉血10ml,用PBS稀释一倍后,加入20ml ficoll淋巴细胞分离液分离外周血单核细胞,用X-VIVO15培养基培养细胞,X-VIVO15培养基中加入10%的胎牛血清,1%青链霉素混合液(P/S)以及200U/ml IL2,同时用CD3/CD28 beads刺激外周血单核细胞的增殖。
2、电转guide RNA及Cas9蛋白
收集步骤1中培养的人原代T细胞,人原代T细胞离心沉淀后,用电转液或无血清的1640(原培)培养基清洗人原代T细胞1-2次,最后将细胞重悬到电转液或X-VIVO15培养基中。在体外先将60pmol guide RNA与30pmol的Cas9蛋白结合,室温或37度放置10min后形成RNP复合物,与供体DNA质粒混合后,再与人原代T细胞混合,用CeletrixTM或者BTX电转系统电转。电转后将T细胞在X-VIVO15培养基+10%胎牛血清和1%P/S和200U/ml IL2继续培养。
3、采用流式细胞术检测EGFP基因的表达情况,如图3所示,结果显示用pMini-CCS-RAB11a-EGFP供体DNA模板在人原代T细胞中的基因插入效率大约为8-9%。
实施例3
一、CAR基因及同源臂基因的合成
以目前在临床上应用的治疗白血病的靶向CD19的CD19-CAR为例,CAR基因其氨基酸序列如SEQ ID NO:23所示,主要包括识别特异性肿瘤抗原CD19的ScFv,CD28的胞外段、跨膜区和胞内段以及CD3ζ的胞内段。左侧同源臂基因序列如SEQ ID NO:24所示,右侧同源臂基因序列如SEQ ID NO:25所示。利用PCR合成CAR基因及同源臂基因片段,PCR合成正向引物如SEQ ID NO:26所示,反向引物如SEQ ID NO:27所示。
二、CAR基因及同源臂序列构建到pUC57/pMini/pMiniZ质粒载体上
1、将目的基因CAR和TCRα两侧的同源臂序列克隆到pUC57/pMini/pMiniZ质粒载体上,同源臂两侧的基因的长度为800bp。pUC57/pMini/pMiniZ质粒载体上含有KpnI和HindIII酶切位点,通过酶切切割pMini质粒载体,其中pMiniZ载体是将pMini质粒载体上的氨苄青霉素抗药性基因(AmpR)换成博来霉素抗药性基因(ZeocinR)pMiniZ的序列见SEQ IDNO:28。pUC57/pMini质粒载体上含有KpnI和HindIII酶切位点,通过酶切切割pMini质粒载体,通过PCR扩增目的基因和同源臂正向引物序列见SEQ ID NO:29,反向引物序列见SEQ IDNO:30,PCR回收后的片段用KpnI和HindIII酶切后,通过T4连接酶连接,构建后的质粒载体通过二代测序比对,确认序列正确。
2.将含有不同数目的guide RNA识别的DNA序列(CCS)的CAR及同源臂序列构建到pMini质粒载体上,其中没有CCS序列的正向引物如SEQ ID NO:31,反向引物为SEQ ID NO:32,含有一个CCS的正向引物见SEQ ID NO:29,反向引物见SEQ ID NO:32,通过T4连接酶连接,构建成功后的质粒载体通过二代测序比对,确认序列正确。
三、检测TCRα位点人原代T细胞中的基因插入效率
1、合成识别插入TCRα位点的guide RNA,TCRα位点的guide RNA的序列见SEQ IDNO:33,表达纯化蛋白,并分离人原代T细胞,电转等操作过程见实施例2和图1。
2、电转细胞培养7天后,流式检测pUC57-TRAC-CAR、pUC57-CCS-TRAC-CAR或pMini-TRAC-CAR、pMini-CCS-TRAC-CAR作为供体DNA模板的基因定点插入效率。TCR敲除和CAR基因插入比例,通过PE-mouse-anti-human CD3检测TCR的敲除效率,用2%mouse serum封闭后,通过Goat IgG-Alexa Fluor检测CAR基因的定点插入细胞的比例。如图4a,5a所示,纵坐标代表T细胞上CD3的表达情况,横坐标代表CAR的表达情况,结果显示,将pUC57-TRAC-CAR和pMini-TRAC-CAR质粒载体作为CRISPR-Cas9的模板能够有0-3%的插入效率,而将pUC57-CCS-TRAC-CAR和pMini-CCS-TRAC-CAR质粒载体作为CRISPR-Cas9的模板能够增加基因插入的效率大约4-8倍如图4和图5a,b所示,在不同的健康志愿者中,pMini-CCS-TRAC-CAR质粒载体作为CRISPR-Cas9的模板在不同人中的插入效率在大约10%-16.8%之间,见图5c。
3、为了进一步研究载体上的不同元件对目的基因插入效率的影响,本实施例对比了pUC57-CCS-TRAC-CAR,pMini-CCS-TRAC-CAR,pMiniZ-CCS-TRAC-CAR与RNP共电转到人原代T细胞中,7天后检测目的基因的插入效率,结果显示三种供体DNA模板的目的基因的插入效率相似,如图6所示。
4、把靶向CD22和CD19两个抗原的双特异性CAR构建到pMini载体上,利用CRISPR-Cas9系统电转到人原代T细胞,电转过程见实施例2,其中双靶标的CAR的长度大约2.2kb,双靶标CAR的序氨基酸序列见SEQ ID NO:34,比单特异性靶标的CAR(1.5kb)的长度多了大约45%,电转效率大约为7.7%,见图7。
5、3T3-CD19作为抗原靶标刺激CAR-T细胞富集,CAR-T细胞与3T3-CD19(APC)的比例大约为4:1,刺激一周后,CAR-T细胞的比例可以达到50%以上,如图8所示,并且临床上已有应用通过抗原刺激增殖后的CAR-T细胞的先例,本实施例可以通过APC刺激CAR-T细胞增殖,得到足够的CAR-T细胞应用于临床。
6、为了研究不同pMini-CCS-TRAC-CAR和RNP的比例对CAR基因插入效率的影响,本实施例主要探究了如图9所示的pMini-CCS-TRAC-CAR和RNP的比例,结果显示,不同比例的RNP和pMini-CCS-TRAC-CAR都可以使基因的插入效率达到10%左右,其中,180pmol RNP,25μg的质粒载体达到最大的插入效率,见图9a,b。
7、已有研究表明不同的Cas9进入细胞核内依赖于核定位信号(NLS)序列,在本实施例中Cas9-NLS蛋白有助于携带pMini-CCS-TRAC-CAR进入细胞核增加基因插入效率,所以本实施例探究了增加或者减少CCS位点或者增加Cas9蛋白上的核定位信号是否会影响基因插入效率,结果显示只有一个或者没有CCS,目的基因的插入效率大约只有0-3%,而有三个CCS位点与两个CCS位点相比,并没有增加目的基因的插入效率,见图10,而将NLS从2个增加到4个,CAR基因的插入效率并没有增高,见图11。
8、已有研究表明,不同同源臂长度也会影响基因插入的效率,故本实施例中构建了含有不同同源臂长度的pMini载体,结果表明100bp,300bp,500bp,800bp的同源臂长度都可以让目的基因的插入效率达到10%左右,其中800bp的同源臂长度基因插入效率较其他同源臂长度相对较高,见图12。
9、为了进一步探究跟细胞周期相关的小分子药物或者蛋白对T细胞基因插入效率的影响,本实施例中在RNP和pMini-CCS-TRAC-CAR载体共同电转到T细胞后,加入0.1μM的Brefeldin A,24小时后,换上不含Brefeldin A的培养基,6天后检测目的基因的插入效率,结果显示加入0.1μM Brefeldin A后,目的基因的插入效率有些许的降低,见图13a,而加入30ng/ml的纯化的CCND1蛋白后,目的基因的插入效率比不加CCND1的增加了大约15-20%,如图13b所示。
10、已有研究报道,带甲基硫代磷酸修饰的guide RNA能够增加人原代T细胞的敲除效率,本实施例中以上的结果用的guide RNA都是用的带甲基硫代磷酸修饰的guideRNA,为了节约成本,本实施例也检测不带修饰的guide RNA对目的基因插入效率的影响,结果显示,不带修饰的guide RNA比带修饰的guide RNA的插入效率大约低了15%左右,如图14所示。因此,在未来临床研究中,也可以用不带修饰guide RNA作为目的基因插入的原料。
11、本实施案例中通过本发明质粒载体作为CRISPR-Cas9切割后HDR的模板产生的CAR-T细胞命名为p-TRAC-CAR T细胞,传统的腺相关病毒作为CRISPR-Cas9切割后HDR的模板产生的CAR-T细胞命名为AAV-TRAC-CAR T细胞,对比两种CAR-T细胞的增殖能力,结果如图15a所示,p-TRAC-CAR T细胞在前3天的增殖能力比AAV-TRAC-CAR T细胞相对较弱,但在12天左右几乎与AAV-TRAC-CAR T细胞相同。
12、两种CAR-T细胞在遇到肿瘤抗原3T3-CD19细胞系时的增殖能力检测。在24孔板里铺上3T3-CD19细胞,用DMEM培养基培养过夜后,将表达CAR的T细胞调成CAR+细胞为1million/ml,用3T3-CD19细胞刺激CAR-T细胞增殖,检测两种方法产生的CAR-T细胞的增殖能力,如图15b所示,p-TRAC-CAR T细胞在遇到肿瘤抗原在起始时的增殖能力弱于AAV-TRAC-CAR T细胞,但是在经过5-6周刺激后,p-TRAC-CAR T细胞的增殖数量与AAV-TRAC-CART细胞基本一致。
13、两种CAR-T细胞在遇到靶标白血病肿瘤细胞系NALM6-EGFP-Luciferase时的杀伤能力检测。在每个96孔圆形细胞培养板里放10000个NALM6-EGFP-Luciferase肿瘤细胞,CAR-T细胞按Effector:Target比例为2:1,1:1,1:2,1:4,1:8,1:16,1:32加入,每组设三个重复,每个体积大约为100μl,共培养18小时后,加入荧光素底物,用酶标仪测量荧光素的发光情况,通过荧光素的发光情况计算p-TRAC-CAR T细胞和AAV-TRAC-CAR T细胞的杀伤能力。如图15c所示,p-TRAC-CAR T细胞的杀伤能力与AAV-TRAC-CAR T细胞的杀伤能力没有统计学差异。
14、通过质谱流式检测两种CAR-T细胞在经过抗原刺激前后40种标志物的变化,通过t-Distributed Stochastic Neighbor Embedding(t-SNE)分析发现在抗原刺激前后p-TRAC-CAR T与AAV-TRAC-CAR T细胞具有相似的集群模式,见图16。其中,跟T细胞激活相关的标志物CD25和CD69,跟分化相关的标志物如CD45RA、CD45RO、CCR7,颗粒酶B(GZMB),耗竭的标志物PD-1、LAG-3、TIM3的表达量在两种CAR-T细胞接受抗原刺激前后的表达量也基本一致,见图17。
15、p-TRAC-CAR与AAV-TRAC-CAR T细胞在白血病小鼠动物模型中的抗肿瘤能力检测。用NSG小鼠作为实验研究的动物模型,将6-8周的雌性或雄性NSG小鼠进行尾静脉注射50万个NALM6-EGFP-Luciferase肿瘤细胞,3-5天后注射10万个p-TRAC-CAR T细胞或AAV-TRAC-CAR T细胞,然后对小鼠进行活体成像,检测CAR-T细胞对小鼠体内肿瘤的杀伤能力,结果如图18a所示,小鼠的长期生存曲线如图18b所示,结果表明p-TRAC-CAR T细胞与AAV-TRAC-CAR T细胞在白血病小鼠模型体内的抗肿瘤能力没有统计学差异。
实施例4
合成识别插入TCRα位点的Cpf1的crRNA序列,表达纯化蛋白Cpf1,并分离人原代T细胞,分别将AsCpf1-RNP或LbCpf1-RNP电转人原代T细胞,AsCpf1-RNP和LbCpf1-RNP的比例为180pmol crRNA与30pmol的AsCpf1/LbCpf1蛋白,三天后检测TCR的敲除效率,如图19所示,结果显示AsCpf1的敲除效率优于LbCpf1的敲除效率,检测AsCpf1-RNP与pMini-CCS-TRAC-CAR供体DNA模板一起电转后的CAR的插入效率,结果如图20所示,CAR基因的插入效率大约为3.5%。
实施例5
将pMini-CCS-RAB11a-EGFP作为CRISPR-Cas9系统切割后HDR的模板,定点插入EGFP到人原代NK细胞的RAB11a位点。
一、人原代NK细胞的分离和培养
NK细胞无血清培养液配:KBM581培养液+自体血浆(后加)+IL-2(200μ/ml)+庆大霉素(80U/ml)。PBMC(20-30×106)+NK细胞无血清培养液(30ml)+自体血浆(1.5ml)+K562滋养细胞(37℃复苏后PBS清洗一次,350g离心5min,用培养液重悬加入培养瓶),在75cm2培养瓶中混合,置于37℃,5%CO2培养箱中培养。培养3天后离心换液,离心后的细胞沉淀+NK细胞无血清培养液(30ml)+自体血浆(1.5ml)。培养7天后,加液使NK细胞浓度在0.8-1.0×106Cell/ml,血浆按1%添加。11-12天检测NK细胞的富集情况,NK细胞上CD56阳性表达,CD3阴性表达,如图21所示。
二、电转培养11-12天的人原代NK细胞系
将guide RNA和Cas9蛋白体外结合成RNP后,再与pMini-CCS-RAB11a-EGFP质粒载体混合后,最后与人原代NK细胞混合,电转,将EGFP基因定点整合到细胞中。如图22所示,pMini-CCS-RAB11a-EGFP作为CRISPR-Cas9目的基因质粒载体。在人原代NK细胞中的插入效率为3.6%左右。
序列表
<110> 浙江大学
<120> 一种用基因编辑改造原代细胞的DNA模板及定点插入方法
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<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 10
agcaagggcg aggagctgtt caccggggtg gtgcccatcc tggtcgagct ggacggcgac 60
gtaaacggcc acaagttcag cgtgcgcggc gagggcgagg gcgatgccac caacggcaag 120
ctgaccctga agttcatctg caccaccggc aagctgcccg tgccctggcc caccctcgtg 180
accaccctga cctacggcgt gcagtgcttc agccgctacc ccgaccacat gaagcgccac 240
gacttcttca agtccgccat gcccgaaggc tacgtccagg agcgcaccat cagcttcaag 300
gacgacggca cctacaagac ccgcgccgag gtgaagttcg agggcgacac cctggtgaac 360
cgcatcgagc tgaagggcat cgacttcaag gaggacggca acatcctggg gcacaagctg 420
gagtacaact tcaacagcca caacgtctat atcaccgccg acaagcagaa gaacggcatc 480
aaggccaact tcaagatccg ccacaacgtg gaggacggca gcgtgcagct cgccgaccac 540
taccagcaga acacccccat cggcgacggc cccgtgctgc tgcccgacaa ccactacctg 600
agcacccagt ccgtgctgag caaagacccc aacgagaagc gcgatcacat ggtcctgctg 660
gagttcgtga ccgccgccgg gatcact 687
<210> 11
<211> 306
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 11
ggtagctagg agttccagga ctcagtttcc cctttgagcc tcctttagcg actaaagctt 60
gaagccccac gcatctcgac tctcgcgcac accgcccttg ttgggctcag gggcggggcg 120
ccgcccccgg aagtacttcc ccttaaaggc tggggcctgc cggaaatggc gcagcggcag 180
ggaggggctc ttcacccagt ccggcagttg aagctcggcg ctcgggttac ccctgcagcg 240
acgccccctg gtcccacaga taccactgct gctcccgccc tttcgctcct cggccgcgca 300
atgggc 306
<210> 12
<211> 312
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 12
cgcgacgacg agtacgacta cctctttaaa ggtgaggcca tgggctctcg cactctacac 60
agtcctcgtt cggggacccg ggccactccc ggtggaccct cgtgccggcc acccctgcac 120
tgatataggc ctccctcagc ccttcctttt tgtgcggttc cgtctcctac ccagctcagc 180
ctcttctccc ccgctcagac aggggtcccc atcacatgcc gctctctgag cgacctctcc 240
ataggccttc gctggcctca gagcccctcc ctgcgtgtcc ttcccctggc ggactgcctt 300
ctcccacatc gt 312
<210> 13
<211> 19
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 13
ggtagtcgta ctcgtcgtc 19
<210> 14
<211> 40
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 14
gttttagagc tagaaatagc aagttaaaat aaggctagtc 40
<210> 15
<211> 37
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 15
atttctagct ctaaaacggt gtttcgtcct ttccaca 37
<210> 16
<211> 30
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 16
ccatgggcag caagctggag aagtttacaa 30
<210> 17
<211> 44
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 17
ttcgtggccg ccggcctttt ggtgcttcac gctggtctgg gcgt 44
<210> 18
<211> 36
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 18
tccacggagt cccagcagcc atgacacagg gcttta 36
<210> 19
<211> 41
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 19
ttcgtggccg ccggcctttt gttgcgcagc tcctggatgt a 41
<210> 20
<211> 1400
<212> PRT
<213> Bacillus coli
<400> 20
Met Ala Pro Lys Lys Lys Arg Lys Val Gly Ile His Gly Val Pro Ala
1 5 10 15
Ala Asp Lys Lys Tyr Ser Ile Gly Leu Asp Ile Gly Thr Asn Ser Val
20 25 30
Gly Trp Ala Val Ile Thr Asp Glu Tyr Lys Val Pro Ser Lys Lys Phe
35 40 45
Lys Val Leu Gly Asn Thr Asp Arg His Ser Ile Lys Lys Asn Leu Ile
50 55 60
Gly Ala Leu Leu Phe Asp Ser Gly Glu Thr Ala Glu Ala Thr Arg Leu
65 70 75 80
Lys Arg Thr Ala Arg Arg Arg Tyr Thr Arg Arg Lys Asn Arg Ile Cys
85 90 95
Tyr Leu Gln Glu Ile Phe Ser Asn Glu Met Ala Lys Val Asp Asp Ser
100 105 110
Phe Phe His Arg Leu Glu Glu Ser Phe Leu Val Glu Glu Asp Lys Lys
115 120 125
His Glu Arg His Pro Ile Phe Gly Asn Ile Val Asp Glu Val Ala Tyr
130 135 140
His Glu Lys Tyr Pro Thr Ile Tyr His Leu Arg Lys Lys Leu Val Asp
145 150 155 160
Ser Thr Asp Lys Ala Asp Leu Arg Leu Ile Tyr Leu Ala Leu Ala His
165 170 175
Met Ile Lys Phe Arg Gly His Phe Leu Ile Glu Gly Asp Leu Asn Pro
180 185 190
Asp Asn Ser Asp Val Asp Lys Leu Phe Ile Gln Leu Val Gln Thr Tyr
195 200 205
Asn Gln Leu Phe Glu Glu Asn Pro Ile Asn Ala Ser Gly Val Asp Ala
210 215 220
Lys Ala Ile Leu Ser Ala Arg Leu Ser Lys Ser Arg Arg Leu Glu Asn
225 230 235 240
Leu Ile Ala Gln Leu Pro Gly Glu Lys Lys Asn Gly Leu Phe Gly Asn
245 250 255
Leu Ile Ala Leu Ser Leu Gly Leu Thr Pro Asn Phe Lys Ser Asn Phe
260 265 270
Asp Leu Ala Glu Asp Ala Lys Leu Gln Leu Ser Lys Asp Thr Tyr Asp
275 280 285
Asp Asp Leu Asp Asn Leu Leu Ala Gln Ile Gly Asp Gln Tyr Ala Asp
290 295 300
Leu Phe Leu Ala Ala Lys Asn Leu Ser Asp Ala Ile Leu Leu Ser Asp
305 310 315 320
Ile Leu Arg Val Asn Thr Glu Ile Thr Lys Ala Pro Leu Ser Ala Ser
325 330 335
Met Ile Lys Arg Tyr Asp Glu His His Gln Asp Leu Thr Leu Leu Lys
340 345 350
Ala Leu Val Arg Gln Gln Leu Pro Glu Lys Tyr Lys Glu Ile Phe Phe
355 360 365
Asp Gln Ser Lys Asn Gly Tyr Ala Gly Tyr Ile Asp Gly Gly Ala Ser
370 375 380
Gln Glu Glu Phe Tyr Lys Phe Ile Lys Pro Ile Leu Glu Lys Met Asp
385 390 395 400
Gly Thr Glu Glu Leu Leu Val Lys Leu Asn Arg Glu Asp Leu Leu Arg
405 410 415
Lys Gln Arg Thr Phe Asp Asn Gly Ser Ile Pro His Gln Ile His Leu
420 425 430
Gly Glu Leu His Ala Ile Leu Arg Arg Gln Glu Asp Phe Tyr Pro Phe
435 440 445
Leu Lys Asp Asn Arg Glu Lys Ile Glu Lys Ile Leu Thr Phe Arg Ile
450 455 460
Pro Tyr Tyr Val Gly Pro Leu Ala Arg Gly Asn Ser Arg Phe Ala Trp
465 470 475 480
Met Thr Arg Lys Ser Glu Glu Thr Ile Thr Pro Trp Asn Phe Glu Glu
485 490 495
Val Val Asp Lys Gly Ala Ser Ala Gln Ser Phe Ile Glu Arg Met Thr
500 505 510
Asn Phe Asp Lys Asn Leu Pro Asn Glu Lys Val Leu Pro Lys His Ser
515 520 525
Leu Leu Tyr Glu Tyr Phe Thr Val Tyr Asn Glu Leu Thr Lys Val Lys
530 535 540
Tyr Val Thr Glu Gly Met Arg Lys Pro Ala Phe Leu Ser Gly Glu Gln
545 550 555 560
Lys Lys Ala Ile Val Asp Leu Leu Phe Lys Thr Asn Arg Lys Val Thr
565 570 575
Val Lys Gln Leu Lys Glu Asp Tyr Phe Lys Lys Ile Glu Cys Phe Asp
580 585 590
Ser Val Glu Ile Ser Gly Val Glu Asp Arg Phe Asn Ala Ser Leu Gly
595 600 605
Thr Tyr His Asp Leu Leu Lys Ile Ile Lys Asp Lys Asp Phe Leu Asp
610 615 620
Asn Glu Glu Asn Glu Asp Ile Leu Glu Asp Ile Val Leu Thr Leu Thr
625 630 635 640
Leu Phe Glu Asp Arg Glu Met Ile Glu Glu Arg Leu Lys Thr Tyr Ala
645 650 655
His Leu Phe Asp Asp Lys Val Met Lys Gln Leu Lys Arg Arg Arg Tyr
660 665 670
Thr Gly Trp Gly Arg Leu Ser Arg Lys Leu Ile Asn Gly Ile Arg Asp
675 680 685
Lys Gln Ser Gly Lys Thr Ile Leu Asp Phe Leu Lys Ser Asp Gly Phe
690 695 700
Ala Asn Arg Asn Phe Met Gln Leu Ile His Asp Asp Ser Leu Thr Phe
705 710 715 720
Lys Glu Asp Ile Gln Lys Ala Gln Val Ser Gly Gln Gly Asp Ser Leu
725 730 735
His Glu His Ile Ala Asn Leu Ala Gly Ser Pro Ala Ile Lys Lys Gly
740 745 750
Ile Leu Gln Thr Val Lys Val Val Asp Glu Leu Val Lys Val Met Gly
755 760 765
Arg His Lys Pro Glu Asn Ile Val Ile Glu Met Ala Arg Glu Asn Gln
770 775 780
Thr Thr Gln Lys Gly Gln Lys Asn Ser Arg Glu Arg Met Lys Arg Ile
785 790 795 800
Glu Glu Gly Ile Lys Glu Leu Gly Ser Gln Ile Leu Lys Glu His Pro
805 810 815
Val Glu Asn Thr Gln Leu Gln Asn Glu Lys Leu Tyr Leu Tyr Tyr Leu
820 825 830
Gln Asn Gly Arg Asp Met Tyr Val Asp Gln Glu Leu Asp Ile Asn Arg
835 840 845
Leu Ser Asp Tyr Asp Val Asp His Ile Val Pro Gln Ser Phe Leu Lys
850 855 860
Asp Asp Ser Ile Asp Asn Lys Val Leu Thr Arg Ser Asp Lys Asn Arg
865 870 875 880
Gly Lys Ser Asp Asn Val Pro Ser Glu Glu Val Val Lys Lys Met Lys
885 890 895
Asn Tyr Trp Arg Gln Leu Leu Asn Ala Lys Leu Ile Thr Gln Arg Lys
900 905 910
Phe Asp Asn Leu Thr Lys Ala Glu Arg Gly Gly Leu Ser Glu Leu Asp
915 920 925
Lys Ala Gly Phe Ile Lys Arg Gln Leu Val Glu Thr Arg Gln Ile Thr
930 935 940
Lys His Val Ala Gln Ile Leu Asp Ser Arg Met Asn Thr Lys Tyr Asp
945 950 955 960
Glu Asn Asp Lys Leu Ile Arg Glu Val Lys Val Ile Thr Leu Lys Ser
965 970 975
Lys Leu Val Ser Asp Phe Arg Lys Asp Phe Gln Phe Tyr Lys Val Arg
980 985 990
Glu Ile Asn Asn Tyr His His Ala His Asp Ala Tyr Leu Asn Ala Val
995 1000 1005
Val Gly Thr Ala Leu Ile Lys Lys Tyr Pro Lys Leu Glu Ser Glu Phe
1010 1015 1020
Val Tyr Gly Asp Tyr Lys Val Tyr Asp Val Arg Lys Met Ile Ala Lys
1025 1030 1035 1040
Ser Glu Gln Glu Ile Gly Lys Ala Thr Ala Lys Tyr Phe Phe Tyr Ser
1045 1050 1055
Asn Ile Met Asn Phe Phe Lys Thr Glu Ile Thr Leu Ala Asn Gly Glu
1060 1065 1070
Ile Arg Lys Arg Pro Leu Ile Glu Thr Asn Gly Glu Thr Gly Glu Ile
1075 1080 1085
Val Trp Asp Lys Gly Arg Asp Phe Ala Thr Val Arg Lys Val Leu Ser
1090 1095 1100
Met Pro Gln Val Asn Ile Val Lys Lys Thr Glu Val Gln Thr Gly Gly
1105 1110 1115 1120
Phe Ser Lys Glu Ser Ile Leu Pro Lys Arg Asn Ser Asp Lys Leu Ile
1125 1130 1135
Ala Arg Lys Lys Asp Trp Asp Pro Lys Lys Tyr Gly Gly Phe Asp Ser
1140 1145 1150
Pro Thr Val Ala Tyr Ser Val Leu Val Val Ala Lys Val Glu Lys Gly
1155 1160 1165
Lys Ser Lys Lys Leu Lys Ser Val Lys Glu Leu Leu Gly Ile Thr Ile
1170 1175 1180
Met Glu Arg Ser Ser Phe Glu Lys Asn Pro Ile Asp Phe Leu Glu Ala
1185 1190 1195 1200
Lys Gly Tyr Lys Glu Val Lys Lys Asp Leu Ile Ile Lys Leu Pro Lys
1205 1210 1215
Tyr Ser Leu Phe Glu Leu Glu Asn Gly Arg Lys Arg Met Leu Ala Ser
1220 1225 1230
Ala Gly Glu Leu Gln Lys Gly Asn Glu Leu Ala Leu Pro Ser Lys Tyr
1235 1240 1245
Val Asn Phe Leu Tyr Leu Ala Ser His Tyr Glu Lys Leu Lys Gly Ser
1250 1255 1260
Pro Glu Asp Asn Glu Gln Lys Gln Leu Phe Val Glu Gln His Lys His
1265 1270 1275 1280
Tyr Leu Asp Glu Ile Ile Glu Gln Ile Ser Glu Phe Ser Lys Arg Val
1285 1290 1295
Ile Leu Ala Asp Ala Asn Leu Asp Lys Val Leu Ser Ala Tyr Asn Lys
1300 1305 1310
His Arg Asp Lys Pro Ile Arg Glu Gln Ala Glu Asn Ile Ile His Leu
1315 1320 1325
Phe Thr Leu Thr Asn Leu Gly Ala Pro Ala Ala Phe Lys Tyr Phe Asp
1330 1335 1340
Thr Thr Ile Asp Arg Lys Arg Tyr Thr Ser Thr Lys Glu Val Leu Asp
1345 1350 1355 1360
Ala Thr Leu Ile His Gln Ser Ile Thr Gly Leu Tyr Glu Thr Arg Ile
1365 1370 1375
Asp Leu Ser Gln Leu Gly Gly Asp Lys Arg Pro Ala Ala Thr Lys Lys
1380 1385 1390
Ala Gly Gln Ala Lys Lys Lys Lys
1395 1400
<210> 21
<211> 1227
<212> PRT
<213> Bacillus coli
<400> 21
Ser Lys Leu Glu Lys Phe Thr Asn Cys Tyr Ser Leu Ser Lys Thr Leu
1 5 10 15
Arg Phe Lys Ala Ile Pro Val Gly Lys Thr Gln Glu Asn Ile Asp Asn
20 25 30
Lys Arg Leu Leu Val Glu Asp Glu Lys Arg Ala Glu Asp Tyr Lys Gly
35 40 45
Val Lys Lys Leu Leu Asp Arg Tyr Tyr Leu Ser Phe Ile Asn Asp Val
50 55 60
Leu His Ser Ile Lys Leu Lys Asn Leu Asn Asn Tyr Ile Ser Leu Phe
65 70 75 80
Arg Lys Lys Thr Arg Thr Glu Lys Glu Asn Lys Glu Leu Glu Asn Leu
85 90 95
Glu Ile Asn Leu Arg Lys Glu Ile Ala Lys Ala Phe Lys Gly Asn Glu
100 105 110
Gly Tyr Lys Ser Leu Phe Lys Lys Asp Ile Ile Glu Thr Ile Leu Pro
115 120 125
Glu Phe Leu Asp Asp Lys Asp Glu Ile Ala Leu Val Asn Ser Phe Asn
130 135 140
Gly Phe Thr Thr Ala Phe Thr Gly Phe Phe Asp Asn Arg Glu Asn Met
145 150 155 160
Phe Ser Glu Glu Ala Lys Ser Thr Ser Ile Ala Phe Arg Cys Ile Asn
165 170 175
Glu Asn Leu Thr Arg Tyr Ile Ser Asn Met Asp Ile Phe Glu Lys Val
180 185 190
Asp Ala Ile Phe Asp Lys His Glu Val Gln Glu Ile Lys Glu Lys Ile
195 200 205
Leu Asn Ser Asp Tyr Asp Val Glu Asp Phe Phe Glu Gly Glu Phe Phe
210 215 220
Asn Phe Val Leu Thr Gln Glu Gly Ile Asp Val Tyr Asn Ala Ile Ile
225 230 235 240
Gly Gly Phe Val Thr Glu Ser Gly Glu Lys Ile Lys Gly Leu Asn Glu
245 250 255
Tyr Ile Asn Leu Tyr Asn Gln Lys Thr Lys Gln Lys Leu Pro Lys Phe
260 265 270
Lys Pro Leu Tyr Lys Gln Val Leu Ser Asp Arg Glu Ser Leu Ser Phe
275 280 285
Tyr Gly Glu Gly Tyr Thr Ser Asp Glu Glu Val Leu Glu Val Phe Arg
290 295 300
Asn Thr Leu Asn Lys Asn Ser Glu Ile Phe Ser Ser Ile Lys Lys Leu
305 310 315 320
Glu Lys Leu Phe Lys Asn Phe Asp Glu Tyr Ser Ser Ala Gly Ile Phe
325 330 335
Val Lys Asn Gly Pro Ala Ile Ser Thr Ile Ser Lys Asp Ile Phe Gly
340 345 350
Glu Trp Asn Val Ile Arg Asp Lys Trp Asn Ala Glu Tyr Asp Asp Ile
355 360 365
His Leu Lys Lys Lys Ala Val Val Thr Glu Lys Tyr Glu Asp Asp Arg
370 375 380
Arg Lys Ser Phe Lys Lys Ile Gly Ser Phe Ser Leu Glu Gln Leu Gln
385 390 395 400
Glu Tyr Ala Asp Ala Asp Leu Ser Val Val Glu Lys Leu Lys Glu Ile
405 410 415
Ile Ile Gln Lys Val Asp Glu Ile Tyr Lys Val Tyr Gly Ser Ser Glu
420 425 430
Lys Leu Phe Asp Ala Asp Phe Val Leu Glu Lys Ser Leu Lys Lys Asn
435 440 445
Asp Ala Val Val Ala Ile Met Lys Asp Leu Leu Asp Ser Val Lys Ser
450 455 460
Phe Glu Asn Tyr Ile Lys Ala Phe Phe Gly Glu Gly Lys Glu Thr Asn
465 470 475 480
Arg Asp Glu Ser Phe Tyr Gly Asp Phe Val Leu Ala Tyr Asp Ile Leu
485 490 495
Leu Lys Val Asp His Ile Tyr Asp Ala Ile Arg Asn Tyr Val Thr Gln
500 505 510
Lys Pro Tyr Ser Lys Asp Lys Phe Lys Leu Tyr Phe Gln Asn Pro Gln
515 520 525
Phe Met Gly Gly Trp Asp Lys Asp Lys Glu Thr Asp Tyr Arg Ala Thr
530 535 540
Ile Leu Arg Tyr Gly Ser Lys Tyr Tyr Leu Ala Ile Met Asp Lys Lys
545 550 555 560
Tyr Ala Lys Cys Leu Gln Lys Ile Asp Lys Asp Asp Val Asn Gly Asn
565 570 575
Tyr Glu Lys Ile Asn Tyr Lys Leu Leu Pro Gly Pro Asn Lys Met Leu
580 585 590
Pro Lys Val Phe Phe Ser Lys Lys Trp Met Ala Tyr Tyr Asn Pro Ser
595 600 605
Glu Asp Ile Gln Lys Ile Tyr Lys Asn Gly Thr Phe Lys Lys Gly Asp
610 615 620
Met Phe Asn Leu Asn Asp Cys His Lys Leu Ile Asp Phe Phe Lys Asp
625 630 635 640
Ser Ile Ser Arg Tyr Pro Lys Trp Ser Asn Ala Tyr Asp Phe Asn Phe
645 650 655
Ser Glu Thr Glu Lys Tyr Lys Asp Ile Ala Gly Phe Tyr Arg Glu Val
660 665 670
Glu Glu Gln Gly Tyr Lys Val Ser Phe Glu Ser Ala Ser Lys Lys Glu
675 680 685
Val Asp Lys Leu Val Glu Glu Gly Lys Leu Tyr Met Phe Gln Ile Tyr
690 695 700
Asn Lys Asp Phe Ser Asp Lys Ser His Gly Thr Pro Asn Leu His Thr
705 710 715 720
Met Tyr Phe Lys Leu Leu Phe Asp Glu Asn Asn His Gly Gln Ile Arg
725 730 735
Leu Ser Gly Gly Ala Glu Leu Phe Met Arg Arg Ala Ser Leu Lys Lys
740 745 750
Glu Glu Leu Val Val His Pro Ala Asn Ser Pro Ile Ala Asn Lys Asn
755 760 765
Pro Asp Asn Pro Lys Lys Thr Thr Thr Leu Ser Tyr Asp Val Tyr Lys
770 775 780
Asp Lys Arg Phe Ser Glu Asp Gln Tyr Glu Leu His Ile Pro Ile Ala
785 790 795 800
Ile Asn Lys Cys Pro Lys Asn Ile Phe Lys Ile Asn Thr Glu Val Arg
805 810 815
Val Leu Leu Lys His Asp Asp Asn Pro Tyr Val Ile Gly Ile Asp Arg
820 825 830
Gly Glu Arg Asn Leu Leu Tyr Ile Val Val Val Asp Gly Lys Gly Asn
835 840 845
Ile Val Glu Gln Tyr Ser Leu Asn Glu Ile Ile Asn Asn Phe Asn Gly
850 855 860
Ile Arg Ile Lys Thr Asp Tyr His Ser Leu Leu Asp Lys Lys Glu Lys
865 870 875 880
Glu Arg Phe Glu Ala Arg Gln Asn Trp Thr Ser Ile Glu Asn Ile Lys
885 890 895
Glu Leu Lys Ala Gly Tyr Ile Ser Gln Val Val His Lys Ile Cys Glu
900 905 910
Leu Val Glu Lys Tyr Asp Ala Val Ile Ala Leu Glu Asp Leu Asn Ser
915 920 925
Gly Phe Lys Asn Ser Arg Val Lys Val Glu Lys Gln Val Tyr Gln Lys
930 935 940
Phe Glu Lys Met Leu Ile Asp Lys Leu Asn Tyr Met Val Asp Lys Lys
945 950 955 960
Ser Asn Pro Cys Ala Thr Gly Gly Ala Leu Lys Gly Tyr Gln Ile Thr
965 970 975
Asn Lys Phe Glu Ser Phe Lys Ser Met Ser Thr Gln Asn Gly Phe Ile
980 985 990
Phe Tyr Ile Pro Ala Trp Leu Thr Ser Lys Ile Asp Pro Ser Thr Gly
995 1000 1005
Phe Val Asn Leu Leu Lys Thr Lys Tyr Thr Ser Ile Ala Asp Ser Lys
1010 1015 1020
Lys Phe Ile Ser Ser Phe Asp Arg Ile Met Tyr Val Pro Glu Glu Asp
1025 1030 1035 1040
Leu Phe Glu Phe Ala Leu Asp Tyr Lys Asn Phe Ser Arg Thr Asp Ala
1045 1050 1055
Asp Tyr Ile Lys Lys Trp Lys Leu Tyr Ser Tyr Gly Asn Arg Ile Arg
1060 1065 1070
Ile Phe Arg Asn Pro Lys Lys Asn Asn Val Phe Asp Trp Glu Glu Val
1075 1080 1085
Cys Leu Thr Ser Ala Tyr Lys Glu Leu Phe Asn Lys Tyr Gly Ile Asn
1090 1095 1100
Tyr Gln Gln Gly Asp Ile Arg Ala Leu Leu Cys Glu Gln Ser Asp Lys
1105 1110 1115 1120
Ala Phe Tyr Ser Ser Phe Met Ala Leu Met Ser Leu Met Leu Gln Met
1125 1130 1135
Arg Asn Ser Ile Thr Gly Arg Thr Asp Val Asp Phe Leu Ile Ser Pro
1140 1145 1150
Val Lys Asn Ser Asp Gly Ile Phe Tyr Asp Ser Arg Asn Tyr Glu Ala
1155 1160 1165
Gln Glu Asn Ala Ile Leu Pro Lys Asn Ala Asp Ala Asn Gly Ala Tyr
1170 1175 1180
Asn Ile Ala Arg Lys Val Leu Trp Ala Ile Gly Gln Phe Lys Lys Ala
1185 1190 1195 1200
Glu Asp Glu Lys Leu Asp Lys Val Lys Ile Ala Ile Ser Asn Lys Glu
1205 1210 1215
Trp Leu Glu Tyr Ala Gln Thr Ser Val Lys His
1220 1225
<210> 22
<211> 1323
<212> PRT
<213> Bacillus coli
<400> 22
Met Thr Gln Phe Glu Gly Phe Thr Asn Leu Tyr Gln Val Ser Lys Thr
1 5 10 15
Leu Arg Phe Glu Leu Ile Pro Gln Gly Lys Thr Leu Lys His Ile Gln
20 25 30
Glu Gln Gly Phe Ile Glu Glu Asp Lys Ala Arg Asn Asp His Tyr Lys
35 40 45
Glu Leu Lys Pro Ile Ile Asp Arg Ile Tyr Lys Thr Tyr Ala Asp Gln
50 55 60
Cys Leu Gln Leu Val Gln Leu Asp Trp Glu Asn Leu Ser Ala Ala Ile
65 70 75 80
Asp Ser Tyr Arg Lys Glu Lys Thr Glu Glu Thr Arg Asn Ala Leu Ile
85 90 95
Glu Glu Gln Ala Thr Tyr Arg Asn Ala Ile His Asp Tyr Phe Ile Gly
100 105 110
Arg Thr Asp Asn Leu Thr Asp Ala Ile Asn Lys Arg His Ala Glu Ile
115 120 125
Tyr Lys Gly Leu Phe Lys Ala Glu Leu Phe Asn Gly Lys Val Leu Lys
130 135 140
Gln Leu Gly Thr Val Thr Thr Thr Glu His Glu Asn Ala Leu Leu Arg
145 150 155 160
Ser Phe Asp Lys Phe Thr Thr Tyr Phe Ser Gly Phe Tyr Glu Asn Arg
165 170 175
Lys Asn Val Phe Ser Ala Glu Asp Ile Ser Thr Ala Ile Pro His Arg
180 185 190
Ile Val Gln Asp Asn Phe Pro Lys Phe Lys Glu Asn Cys His Ile Phe
195 200 205
Thr Arg Leu Ile Thr Ala Val Pro Ser Leu Arg Glu His Phe Glu Asn
210 215 220
Val Lys Lys Ala Ile Gly Ile Phe Val Ser Thr Ser Ile Glu Glu Val
225 230 235 240
Phe Ser Phe Pro Phe Tyr Asn Gln Leu Leu Thr Gln Thr Gln Ile Asp
245 250 255
Leu Tyr Asn Gln Leu Leu Gly Gly Ile Ser Arg Glu Ala Gly Thr Glu
260 265 270
Lys Ile Lys Gly Leu Asn Glu Val Leu Asn Leu Ala Ile Gln Lys Asn
275 280 285
Asp Glu Thr Ala His Ile Ile Ala Ser Leu Pro His Arg Phe Ile Pro
290 295 300
Leu Phe Lys Gln Ile Leu Ser Asp Arg Asn Thr Leu Ser Phe Ile Leu
305 310 315 320
Glu Glu Phe Lys Ser Asp Glu Glu Val Ile Gln Ser Phe Cys Lys Tyr
325 330 335
Lys Thr Leu Leu Arg Asn Glu Asn Val Leu Glu Thr Ala Glu Ala Leu
340 345 350
Phe Asn Glu Leu Asn Ser Ile Asp Leu Thr His Ile Phe Ile Ser His
355 360 365
Lys Lys Leu Glu Thr Ile Ser Ser Ala Leu Cys Asp His Trp Asp Thr
370 375 380
Leu Arg Asn Ala Leu Tyr Glu Arg Arg Ile Ser Glu Leu Thr Gly Lys
385 390 395 400
Ile Thr Lys Ser Ala Lys Glu Lys Val Gln Arg Ser Leu Lys His Glu
405 410 415
Asp Ile Asn Leu Gln Glu Ile Ile Ser Ala Ala Gly Lys Glu Leu Ser
420 425 430
Glu Ala Phe Lys Gln Lys Thr Ser Glu Ile Leu Ser His Ala His Ala
435 440 445
Ala Leu Asp Gln Pro Leu Pro Thr Thr Leu Lys Lys Gln Glu Glu Lys
450 455 460
Glu Ile Leu Lys Ser Gln Leu Asp Ser Leu Leu Gly Leu Tyr His Leu
465 470 475 480
Leu Asp Trp Phe Ala Val Asp Glu Ser Asn Glu Val Asp Pro Glu Phe
485 490 495
Ser Ala Arg Leu Thr Gly Ile Lys Leu Glu Met Glu Pro Ser Leu Ser
500 505 510
Phe Tyr Asn Lys Ala Arg Asn Tyr Ala Thr Lys Lys Pro Tyr Ser Val
515 520 525
Glu Lys Phe Lys Leu Asn Phe Gln Met Pro Thr Leu Ala Ser Gly Trp
530 535 540
Asp Val Asn Lys Glu Lys Asn Asn Gly Ala Ile Leu Phe Val Lys Asn
545 550 555 560
Gly Leu Tyr Tyr Leu Gly Ile Met Pro Lys Gln Lys Gly Arg Tyr Lys
565 570 575
Ala Leu Ser Phe Glu Pro Thr Glu Lys Thr Ser Glu Gly Phe Asp Lys
580 585 590
Met Tyr Tyr Asp Tyr Phe Pro Asp Ala Ala Lys Met Ile Pro Lys Cys
595 600 605
Ser Thr Gln Leu Lys Ala Val Thr Ala His Phe Gln Thr His Thr Thr
610 615 620
Pro Ile Leu Leu Ser Asn Asn Phe Ile Glu Pro Leu Glu Ile Thr Lys
625 630 635 640
Glu Ile Tyr Asp Leu Asn Asn Pro Glu Lys Glu Pro Lys Lys Phe Gln
645 650 655
Thr Ala Tyr Ala Lys Lys Thr Gly Asp Gln Lys Gly Tyr Arg Glu Ala
660 665 670
Leu Cys Lys Trp Ile Asp Phe Thr Arg Asp Phe Leu Ser Lys Tyr Thr
675 680 685
Lys Thr Thr Ser Ile Asp Leu Ser Ser Leu Arg Pro Ser Ser Gln Tyr
690 695 700
Lys Asp Leu Gly Glu Tyr Tyr Ala Glu Leu Asn Pro Leu Leu Tyr His
705 710 715 720
Ile Ser Phe Gln Arg Ile Ala Glu Lys Glu Ile Met Asp Ala Val Glu
725 730 735
Thr Gly Lys Leu Tyr Leu Phe Gln Ile Tyr Asn Lys Asp Phe Ala Lys
740 745 750
Gly His His Gly Lys Pro Asn Leu His Thr Leu Tyr Trp Thr Gly Leu
755 760 765
Phe Ser Pro Glu Asn Leu Ala Lys Thr Ser Ile Lys Leu Asn Gly Gln
770 775 780
Ala Glu Leu Phe Tyr Arg Pro Lys Ser Arg Met Lys Arg Met Ala His
785 790 795 800
Arg Leu Gly Glu Lys Met Leu Asn Lys Lys Leu Lys Asp Gln Lys Thr
805 810 815
Pro Ile Pro Asp Thr Leu Tyr Gln Glu Leu Tyr Asp Tyr Val Asn His
820 825 830
Arg Leu Ser His Asp Leu Ser Asp Glu Ala Arg Ala Leu Leu Pro Asn
835 840 845
Val Ile Thr Lys Glu Val Ser His Glu Ile Ile Lys Asp Arg Arg Phe
850 855 860
Thr Ser Asp Lys Phe Phe Phe His Val Pro Ile Thr Leu Asn Tyr Gln
865 870 875 880
Ala Ala Asn Ser Pro Ser Lys Phe Asn Gln Arg Val Asn Ala Tyr Leu
885 890 895
Lys Glu His Pro Glu Thr Pro Ile Ile Gly Ile Asp Arg Gly Glu Arg
900 905 910
Asn Leu Ile Tyr Ile Thr Val Ile Asp Ser Thr Gly Lys Ile Leu Glu
915 920 925
Gln Arg Ser Leu Asn Thr Ile Gln Gln Phe Asp Tyr Gln Lys Lys Leu
930 935 940
Asp Asn Arg Glu Lys Glu Arg Val Ala Ala Arg Gln Ala Trp Ser Val
945 950 955 960
Val Gly Thr Ile Lys Asp Leu Lys Gln Gly Tyr Leu Ser Gln Val Ile
965 970 975
His Glu Ile Val Asp Leu Met Ile His Tyr Gln Ala Val Val Val Leu
980 985 990
Glu Asn Leu Asn Phe Gly Phe Lys Ser Lys Arg Thr Gly Ile Ala Glu
995 1000 1005
Lys Ala Val Tyr Gln Gln Phe Glu Lys Met Leu Ile Asp Lys Leu Asn
1010 1015 1020
Cys Leu Val Leu Lys Asp Tyr Pro Ala Glu Lys Val Gly Gly Val Leu
1025 1030 1035 1040
Asn Pro Tyr Gln Leu Thr Asp Gln Phe Thr Ser Phe Ala Lys Met Gly
1045 1050 1055
Thr Gln Ser Gly Phe Leu Phe Tyr Val Pro Ala Pro Tyr Thr Ser Lys
1060 1065 1070
Ile Asp Pro Leu Thr Gly Phe Val Asp Pro Phe Val Trp Lys Thr Ile
1075 1080 1085
Lys Asn His Glu Ser Arg Lys His Phe Leu Glu Gly Phe Asp Phe Leu
1090 1095 1100
His Tyr Asp Val Lys Thr Gly Asp Phe Ile Leu His Phe Lys Met Asn
1105 1110 1115 1120
Arg Asn Leu Ser Phe Gln Arg Gly Leu Pro Gly Phe Met Pro Ala Trp
1125 1130 1135
Asp Ile Val Phe Glu Lys Asn Glu Thr Gln Phe Asp Ala Lys Gly Thr
1140 1145 1150
Pro Phe Ile Ala Gly Lys Arg Ile Val Pro Val Ile Glu Asn His Arg
1155 1160 1165
Phe Thr Gly Arg Tyr Arg Asp Leu Tyr Pro Ala Asn Glu Leu Ile Ala
1170 1175 1180
Leu Leu Glu Glu Lys Gly Ile Val Phe Arg Asp Gly Ser Asn Ile Leu
1185 1190 1195 1200
Pro Lys Leu Leu Glu Asn Asp Asp Ser His Ala Ile Asp Thr Met Val
1205 1210 1215
Ala Leu Ile Arg Ser Val Leu Gln Met Arg Asn Ser Asn Ala Ala Thr
1220 1225 1230
Gly Glu Asp Tyr Ile Asn Ser Pro Val Arg Asp Leu Asn Gly Val Cys
1235 1240 1245
Phe Asp Ser Arg Phe Gln Asn Pro Glu Trp Pro Met Asp Ala Asp Ala
1250 1255 1260
Asn Gly Ala Tyr His Ile Ala Leu Lys Gly Gln Leu Leu Leu Asn His
1265 1270 1275 1280
Leu Lys Glu Ser Lys Asp Leu Lys Leu Gln Asn Gly Ile Ser Asn Gln
1285 1290 1295
Asp Trp Leu Ala Tyr Ile Gln Glu Leu Arg Asn Lys Arg Pro Ala Ala
1300 1305 1310
Thr Lys Lys Ala Gly Gln Ala Lys Lys Lys Lys
1315 1320
<210> 23
<211> 485
<212> PRT
<213> Homo sapiens
<400> 23
Met Ala Leu Pro Val Thr Ala Leu Leu Leu Pro Leu Ala Leu Leu Leu
1 5 10 15
His Ala Glu Val Lys Leu Gln Gln Ser Gly Ala Glu Leu Val Arg Pro
20 25 30
Gly Ser Ser Val Lys Ile Ser Cys Lys Ala Ser Gly Tyr Ala Phe Ser
35 40 45
Ser Tyr Trp Met Asn Trp Val Lys Gln Arg Pro Gly Gln Gly Leu Glu
50 55 60
Trp Ile Gly Gln Ile Tyr Pro Gly Asp Gly Asp Thr Asn Tyr Asn Gly
65 70 75 80
Lys Phe Lys Gly Gln Ala Thr Leu Thr Ala Asp Lys Ser Ser Ser Thr
85 90 95
Ala Tyr Met Gln Leu Ser Gly Leu Thr Ser Glu Asp Ser Ala Val Tyr
100 105 110
Phe Cys Ala Arg Lys Thr Ile Ser Ser Val Val Asp Phe Tyr Phe Asp
115 120 125
Tyr Trp Gly Gln Gly Thr Thr Val Thr Val Ser Ser Gly Gly Gly Gly
130 135 140
Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Asp Ile Glu Leu Thr
145 150 155 160
Gln Ser Pro Lys Phe Met Ser Thr Ser Val Gly Asp Arg Val Ser Val
165 170 175
Thr Cys Lys Ala Ser Gln Asn Val Gly Thr Asn Val Ala Trp Tyr Gln
180 185 190
Gln Lys Pro Gly Gln Ser Pro Lys Pro Leu Ile Tyr Ser Ala Thr Tyr
195 200 205
Arg Asn Ser Gly Val Pro Asp Arg Phe Thr Gly Ser Gly Ser Gly Thr
210 215 220
Asp Phe Thr Leu Thr Ile Thr Asn Val Gln Ser Lys Asp Leu Ala Asp
225 230 235 240
Tyr Phe Cys Gln Gln Tyr Asn Arg Tyr Pro Tyr Thr Ser Gly Gly Gly
245 250 255
Thr Lys Leu Glu Ile Lys Arg Ala Ala Ala Ile Glu Val Met Tyr Pro
260 265 270
Pro Pro Tyr Leu Asp Asn Glu Lys Ser Asn Gly Thr Ile Ile His Val
275 280 285
Lys Gly Lys His Leu Cys Pro Ser Pro Leu Phe Pro Gly Pro Ser Lys
290 295 300
Pro Phe Trp Val Leu Val Val Val Gly Gly Val Leu Ala Cys Tyr Ser
305 310 315 320
Leu Leu Val Thr Val Ala Phe Ile Ile Phe Trp Val Arg Ser Lys Arg
325 330 335
Ser Arg Leu Leu His Ser Asp Tyr Met Asn Met Thr Pro Arg Arg Pro
340 345 350
Gly Pro Thr Arg Lys His Tyr Gln Pro Tyr Ala Pro Pro Arg Asp Phe
355 360 365
Ala Ala Tyr Arg Ser Arg Val Lys Phe Ser Arg Ser Ala Asp Ala Pro
370 375 380
Ala Phe Gln Gln Gly Gln Asn Gln Leu Phe Asn Glu Leu Asn Leu Gly
385 390 395 400
Arg Arg Glu Glu Tyr Asp Val Leu Asp Lys Arg Arg Gly Arg Asp Pro
405 410 415
Glu Met Gly Gly Lys Pro Arg Arg Lys Asn Pro Gln Glu Gly Leu Tyr
420 425 430
Asn Glu Leu Gln Lys Asp Lys Met Ala Glu Ala Tyr Ser Glu Ile Gly
435 440 445
Met Lys Gly Glu Arg Arg Arg Gly Lys Gly His Asp Gly Leu Phe Gln
450 455 460
Gly Leu Ser Thr Ala Thr Lys Asp Thr Phe Asp Ala Leu His Met Gln
465 470 475 480
Ala Leu Pro Pro Arg
485
<210> 24
<211> 800
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 24
cagggttagg acatgatctc atttccctct ttgccccaac ccaggctgga gtccagatgc 60
cagtgatgga caagggcggg gctctgtggg gctggcaagt cacggtctca tgctttatac 120
gggaaatagc atcttagaaa ccagctgctc gtgatggact gggactcagg gacaggcaca 180
agctatcaat cttggccaag aggccatgat ttcagtgaac gttcacggcc aggcctggcc 240
tgccactcaa ggaaacctga aatgcagggc tacttaataa tactgcttat tcttttattt 300
aataggatct tcttcaaaac cccagcaata taactctggc agagtaaagg caggcatggg 360
aaaaaggccc agcaaagcaa actgtacatc ttggaatctg gagtggtctc cccaacttag 420
gctgggcatt agcagaatgg gaggtttatg gtatgttggc attaagttgg gaaatctatc 480
acattaccag gagattgctc tctcattgat agaggttttg aactataaat cagaacacct 540
gcgtctaagc cccagcacta ccgtttactc gatataaggc cttgagcaag tcacagcagc 600
tccttacatc tcaggaattt cacctgcaaa atgaatatgg tgcctcatcc accttcctag 660
ccaggctctt ctgagaaaga aatgagagct tctccatata aacatctatt taataaactg 720
taaagtacca aacaaatgtt agttggagcc actgaccctg ccagaatatg gccgtgatag 780
agtgctagtg agtcatgcag 800
<210> 25
<211> 800
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 25
gctcccccaa ctagaatggt gcttcctctg ggcacacccc tcatctgact ttttaattcc 60
tccacttcaa cacctggtgc attcatgtgc cggcacaatc agtgattggt gggttaatga 120
gtgactgcgt gagactgact tagtgagctg ggaaagattt tttggcagac agggagaaat 180
aaggagaggc aacttggaga aggggcttag aatgaggcct agaagagcag taaggggcaa 240
acagtctgag caaaggcagg caggcaggaa ctcagttgga gagactgagg ctgggccacg 300
tgccctctcc tgccaccttc tcttcatctg cttttttccc gtgtcattct ctggactgcc 360
agaacaaggc tcactgtttc ttagtaaaaa gagggttttg gtggcaatgg ataaggccga 420
gaccaccaat cagaggagtt ttagacatca ttgaccagag ctctgggcag aacctggcca 480
ttcctgaagc aaggaaacag cctgcgaagg caccaaagct gcccttacct gggctgggga 540
agaaggtgtc ttctggaata atgctgttgt tgaaggcgtt tgcacatgca aagtcagatt 600
tgttgctcca ggccacagca ctgttgctct tgaagtccat agacctcatg tctagcacag 660
ttttgtctgt gatatacaca tcagaatcct tactttgtga cacatttgtt tgagaatcaa 720
aatcggtgaa taggcagaca gacttgtcac tggatttaga gtctctcagc tggtacacgg 780
cagggtcagg gttctggata 800
<210> 26
<211> 27
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 26
ggtcaattgc tgaagaatga gtctcag 27
<210> 27
<211> 35
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 27
cgacggwccg caattgctct tctcctttct cattg 35
<210> 28
<211> 1108
<212> DNA
<213> bacillus coli
<400> 28
tcagtcctgc tcctcggcca cgaagtgcac gcagttgccg gccgggtcgc gcagggcgaa 60
ctcccgcccc cacggctgct cgccgatctc ggtcatggcc ggcccggagg cgtcccggaa 120
gttcgtggac acgacctccg accactcggc gtacagctcg tccaggccgc gcacccacac 180
ccaggccagg gtgttgtccg gcaccacctg gtcctggacc gcgctgatga acagggtcac 240
gtcgtcccgg accacaccgg cgaagtcgtc ctccacgaag tcccgggaga acccgagccg 300
gtcggtccag aactcgaccg ctccggcgac gtcgcgcgcg gtgagcaccg gaacggcact 360
ggtcaacttg gccatactct tcctttttca atattattga agcatttatc agggttattg 420
tctcatgagc ggatacatat ttgaatgtat ttagaaaaat aaacaaatag gggttccgcg 480
ggtggccctg gcgtttttcc ataggctccg cccccctgac gagcatcaca aaaatcgacg 540
ctcaagtcag aggtggcgaa acccgacagg actataaaga taccaggcgt ttccccctgg 600
aagctccctc gtgcgctctc ctgttccgac cctgccgctt accggatacc tgtccgcctt 660
tctcccttcg ggaagcgtgg cgctttctca tagctcacgc tgtaggtatc tcagttcggt 720
gtaggtcgtt cgctccaagc tgggctgtgt gcacgaaccc cccgttcagc ccgaccgctg 780
cgccttatcc ggtaactatc gtcttgagtc caacccggta agacacgact tatcgccact 840
ggcagcagcc actggtaaca ggattagcag agcgaggtat gtaggcggtg ctacagagtt 900
cttgaagtgg tggcctaact acggctacac tagaagaaca gtatttggta tctgcgctct 960
gctgaagcca gttaccttcg gaaaaagagt tggtagctct tgatccggca aacaaaccac 1020
cgctggtagc ggtggttttt ttgtttgcaa gcagcagatt acgcgcagaa aaaaaggatc 1080
tcaagaagat cctttgatct tttctacg 1108
<210> 29
<211> 52
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 29
agtggtaccc agggttctgg atatctgtgg gctgaagaat gagtctcagc ac 52
<210> 30
<211> 52
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 30
gccaagcttc agggttctgg atatctgtgg gctcttctcc tttctcattg ag 52
<210> 31
<211> 51
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 31
agtggtaccc agggttctgg atatctgtgg gagagcaatc tcctggtaat g 51
<210> 32
<211> 52
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 32
gccaagcttc agggttctgg atatctgtgg ggtgccctct cctgccacct tc 52
<210> 33
<211> 19
<212> RNA
<213> 人工序列(Artificial Sequence)
<400> 33
caggguucug gauaucugu 19
<210> 34
<211> 735
<212> PRT
<213> Homo sapiens
<400> 34
Met Ala Leu Pro Val Thr Ala Leu Leu Leu Pro Leu Ala Leu Leu Leu
1 5 10 15
His Ala Gln Val Gln Leu Gln Gln Ser Gly Pro Gly Leu Val Lys Pro
20 25 30
Ser Gln Thr Leu Ser Leu Thr Cys Ala Ile Ser Gly Asp Ser Val Ser
35 40 45
Ser Asn Ser Ala Ala Trp Asn Trp Ile Arg Gln Ser Pro Ser Arg Gly
50 55 60
Leu Glu Trp Leu Gly Arg Thr Tyr Tyr Arg Ser Lys Trp Tyr Asn Asp
65 70 75 80
Tyr Ala Val Ser Val Lys Ser Arg Ile Thr Ile Asn Pro Asp Thr Ser
85 90 95
Lys Asn Gln Phe Ser Leu Gln Leu Asn Ser Val Thr Pro Glu Asp Thr
100 105 110
Ala Val Tyr Tyr Cys Ala Arg Glu Val Thr Gly Asp Leu Glu Asp Ala
115 120 125
Phe Asp Ile Trp Gly Gln Gly Thr Met Val Thr Val Ser Gly Gly Gly
130 135 140
Gly Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser Asp Ile Gln Met
145 150 155 160
Thr Gln Ser Pro Ser Ser Leu Ser Ala Ser Val Gly Asp Arg Val Thr
165 170 175
Ile Thr Cys Arg Ala Ser Gln Thr Ile Trp Ser Tyr Leu Asn Trp Tyr
180 185 190
Gln Gln Arg Pro Gly Lys Ala Pro Asn Leu Leu Ile Tyr Ala Ala Ser
195 200 205
Ser Leu Gln Ser Gly Val Pro Ser Arg Phe Ser Gly Arg Gly Ser Gly
210 215 220
Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Gln Ala Glu Asp Phe Ala
225 230 235 240
Thr Tyr Tyr Cys Gln Gln Ser Tyr Ser Ile Pro Gln Thr Phe Gly Gln
245 250 255
Gly Thr Lys Leu Glu Ile Lys Gly Gly Gly Gly Ser Glu Val Lys Leu
260 265 270
Gln Gln Ser Gly Ala Glu Leu Val Arg Pro Gly Ser Ser Val Lys Ile
275 280 285
Ser Cys Lys Ala Ser Gly Tyr Ala Phe Ser Ser Tyr Trp Met Asn Trp
290 295 300
Val Lys Gln Arg Pro Gly Gln Gly Leu Glu Trp Ile Gly Gln Ile Tyr
305 310 315 320
Pro Gly Asp Gly Asp Thr Asn Tyr Asn Gly Lys Phe Lys Gly Gln Ala
325 330 335
Thr Leu Thr Ala Asp Lys Ser Ser Ser Thr Ala Tyr Met Gln Leu Ser
340 345 350
Gly Leu Thr Ser Glu Asp Ser Ala Val Tyr Phe Cys Ala Arg Lys Thr
355 360 365
Ile Ser Ser Val Val Asp Phe Tyr Phe Asp Tyr Trp Gly Gln Gly Thr
370 375 380
Thr Val Thr Val Ser Ser Gly Gly Gly Gly Ser Gly Gly Gly Gly Ser
385 390 395 400
Gly Gly Gly Gly Ser Asp Ile Glu Leu Thr Gln Ser Pro Lys Phe Met
405 410 415
Ser Thr Ser Val Gly Asp Arg Val Ser Val Thr Cys Lys Ala Ser Gln
420 425 430
Asn Val Gly Thr Asn Val Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ser
435 440 445
Pro Lys Pro Leu Ile Tyr Ser Ala Thr Tyr Arg Asn Ser Gly Val Pro
450 455 460
Asp Arg Phe Thr Gly Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile
465 470 475 480
Thr Asn Val Gln Ser Lys Asp Leu Ala Asp Tyr Phe Cys Gln Gln Tyr
485 490 495
Asn Arg Tyr Pro Tyr Thr Ser Gly Gly Gly Thr Lys Leu Glu Ile Lys
500 505 510
Arg Ala Ala Ala Ile Glu Val Met Tyr Pro Pro Pro Tyr Leu Asp Asn
515 520 525
Glu Lys Ser Asn Gly Thr Ile Ile His Val Lys Gly Lys His Leu Cys
530 535 540
Pro Ser Pro Leu Phe Pro Gly Pro Ser Lys Pro Phe Trp Val Leu Val
545 550 555 560
Val Val Gly Gly Val Leu Ala Cys Tyr Ser Leu Leu Val Thr Val Ala
565 570 575
Phe Ile Ile Phe Trp Val Arg Ser Lys Arg Ser Arg Leu Leu His Ser
580 585 590
Asp Tyr Met Asn Met Thr Pro Arg Arg Pro Gly Pro Thr Arg Lys His
595 600 605
Tyr Gln Pro Tyr Ala Pro Pro Arg Asp Phe Ala Ala Tyr Arg Ser Arg
610 615 620
Val Lys Phe Ser Arg Ser Ala Asp Ala Pro Ala Tyr Gln Gln Gly Gln
625 630 635 640
Asn Gln Leu Tyr Asn Glu Leu Asn Leu Gly Arg Arg Glu Glu Tyr Asp
645 650 655
Val Leu Asp Lys Arg Arg Gly Arg Asp Pro Glu Met Gly Gly Lys Pro
660 665 670
Arg Arg Lys Asn Pro Gln Glu Gly Leu Tyr Asn Glu Leu Gln Lys Asp
675 680 685
Lys Met Ala Glu Ala Tyr Ser Glu Ile Gly Met Lys Gly Glu Arg Arg
690 695 700
Arg Gly Lys Gly His Asp Gly Leu Tyr Gln Gly Leu Ser Thr Ala Thr
705 710 715 720
Lys Asp Thr Tyr Asp Ala Leu His Met Gln Ala Leu Pro Pro Arg
725 730 735

Claims (7)

1.一种基于质粒DNA模板的目的基因定点插入方法,其特征在于,包括以下步骤:
步骤1、选取要定点插入目的基因的基因组位点,并根据位点以及所用基因编辑蛋白设计guide RNA;
步骤2、设计合成质粒供体DNA模板,质粒供体DNA模板包括质粒序列、构建于质粒上的需要导入的目的基因、靶序列上下游的同源臂和guide RNA识别的DNA序列;
步骤3、合成识别插入位点的guide RNA,表达纯化基因编辑蛋白;
步骤4、将步骤3中的guide RNA和基因编辑蛋白体外结合后,再与步骤2中带有目的基因和同源臂以及识别位点的质粒载体混合,最后与原代T细胞或原代NK细胞混合,电转。
2.根据权利要求1所述的方法,其特征在于,所述质粒为pUC57、pUC57截短突变质粒pMini以及pMiniZ,pMini的核苷酸序列如SEQ ID NO:5所示,pMiniZ的核苷酸序列如SEQ IDNO:28所示。
3.根据权利要求1所述的方法,其特征在于,目的基因的每一侧均具有一个同源性序列和guide RNA识别的DNA序列。
4.根据权利要求1所述的方法,其特征在于,基因编辑蛋白为SpCas9或LbCpf1或AsCpf1。
5.根据权利要求1的方法,其特征在于,步骤2中同源臂大小为100-800bp。
6.根据权利要求1-5任一项所述的方法,其特征在于,步骤4中guide RNA和Cas9/Cpf1蛋白在体外室温或37℃结合10-20min。
7.根据权利要求1-5任一项所述的方法,其特征在于,步骤4中的电转采用Celetrix或BTX电转系统。
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