CN112941083B - 一种水稻类病变衰老调控基因及应用 - Google Patents

一种水稻类病变衰老调控基因及应用 Download PDF

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CN112941083B
CN112941083B CN202110214946.8A CN202110214946A CN112941083B CN 112941083 B CN112941083 B CN 112941083B CN 202110214946 A CN202110214946 A CN 202110214946A CN 112941083 B CN112941083 B CN 112941083B
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方云霞
薛大伟
饶玉春
王小虎
张晓勤
张弦
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Hangzhou Normal University
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Abstract

本发明公开了一种水稻类病变衰老调控基因及应用。水稻类病变衰老调控基因,命名为水稻类病变衰老调控基因LEMS3,核苷酸序列如SEQ ID NO.1所示。本发明通过图位克隆技术从水稻类病变早衰突变体lmes3中克隆控制水稻类病变衰老基因LMES3,功能互补实验证明LMES3是控制水稻衰老相关基因。通过透射电镜和光合速率,以及光反应和暗反应检测技术的观察,证明了本发明克隆的早衰基因对于水稻的生长发育,叶绿体中类囊体的完整性等均具有明显的调节作用。本发明还同时提供了上述基因的用途:利用基因工程技术可以把衰老基因的一些特异标记性状应用于水稻品种改良、产量增加和抗性筛选。

Description

一种水稻类病变衰老调控基因及应用
技术领域
本发明涉及农业生物技术领域,特别是涉及一种水稻类病变衰老调控基因及应用。
背景技术
水稻是世界上重要的粮食作物,稻米的总产量占世界粮食作物产量第三位,仅低于玉米和小麦,但它加工简单,食用方便,可以维持较多人口的生活。全球约有35亿人,有一半的人口食用稻米,主要分布在亚洲、欧洲南部和热带美洲及非洲部分地区,就我国而言就有60%以上的人口以稻米为主食。
植物叶片衰老是叶片发育的最终阶段,也是植物在长期进化过程中形成的适应性机制。作为叶片生长发育的最后阶段,叶片衰老由外部和内部信号引起,该过程包括细胞结构和生理变化,导致大分子(如叶绿素、蛋白质、核酸和脂质)的降解、营养物质的再分布和细胞结构的破坏,并受植物激素、一些代谢物的内源性因素以及光合作用的状态等调控。已有研究表明,植物衰老过程可划分为2个阶段:(1)可逆衰老阶段,该阶段细胞以活体状态存在,依然具备相关功能。当外界胁迫或内部信号消失后细胞便能很快恢复正常状态。(2)不可逆衰老阶段,此时细胞内的细胞器发生裂解,细胞膜通透性降低,细胞增殖与分化能力和生理功能逐渐衰退,同时染色质开始降解,PCD发生,即产生的影响无法恢复。叶片作为水稻重要的源器官,为植株提供各种营养组分,包括大量的能量和有机物,以保证水稻正常的生长发育。而水稻的衰老亦最早体现在叶片上。经过大量的育种实践,发现叶片的早衰造成水稻叶片功能期的缩短,可利用营养物质的缺乏并严重影响籽粒的发育,从而导致水稻产量与品质的下降。因此,衰老进程在很大程度上决定了作物的产量及品质。水稻叶片衰老的形态学变化主要有3种:(1)由于叶绿素缺失导致大部分水稻叶片过早失绿而黄化,已精细定位的相关基因有etl1、etl2及pse1等;(2)叶片卷缩,从叶缘延伸至叶尖,进而扩展至整片叶,相关基因有rel2、es-t及wlt1;(3)病程相关蛋白(PRS)等导致叶片中部逐渐产生斑点,甚至局部坏死,相关基因有psl3和spl7等。水稻的衰老过程伴随着许多复杂的生理生化反应。其中,叶细胞显示出一些独特的结构和生理生化变化。最早的结构变化主要从叶绿体开始,首先是细胞质收缩和质膜破裂降解,接下来基粒片层和基质片层结构紊乱,以及形成一种被称为“质体小球”的脂滴,嗜锇颗粒的数量和体积也逐渐增加;同时,相关运输蛋白被激活,可利用的营养物质活化后被运输至库器官贮存;而RuBP羧化酶迅速降解导致光合能力急剧下降,叶片内蛋白质含量降低到正常水平以下;随之液泡崩裂,细胞器数量减少;然后在各种溶解酶的作用下,胞内不正常的酶活反应造成细胞液电解质紊乱,导致叶片气孔缩小、光合及蒸腾速率降低及运输能力下降等,最终导致细胞死亡。
科学家利用物理辐射、化学诱变以及T-DNA插入等技术创造了大量的水稻叶片早衰相关突变体,且随着图位克隆技术的发展,水稻叶片早衰的相关研究快速发展。叶片衰老过程中,一些基因的表达会被抑制,也有的基因会促使其表达,这些在RNA或者蛋白的表达水平上发生明显变化的基因称为衰老相关基因(senescence-associated genes,SAGs)。主要包括激素途径相关基因、叶绿体发育及叶绿素降解相关基因、蛋白酶或物质转运代谢相关基因、转录因子家族相关基因以及光敏色素等其他途径相关基因。目前只有少数的水稻衰老基因被鉴定,仍有大量的植物衰老相关的基因有待鉴定。
发明内容
本发明的目的是提供一种新的水稻类病变衰老调控蛋白LMES3及其编码基因与应用。
本发明首先提供了一种水稻类病变衰老调控基因,命名为水稻类病变衰老调控基因LEMS3,该基因的核苷酸序列如SEQ ID NO.1所示,其编码氨基酸序列如SEQ ID NO.2所示。
本发明又提供了一种包含所述水稻类病变衰老调控基因的表达盒。
本发明又提供了一种包含所述表达盒的重组表达载体。
本发明还提供了所述的水稻类病变衰老调控基因在改良水稻抗病性和/或产量中的应用。优选的,所述的应用,通过将水稻类病变衰老调控基因LEMS3进行突变获得至少部分功能缺失或减弱的突变体植株。
本发明又提供了所述的水稻类病变衰老调控基因在水稻育种中的应用。优选的,所述的应用,通过筛选获得水稻类病变衰老调控基因LEMS3表达降低的水稻植株来提高水稻的抗病性和/或产量。
本发明还提供了一种改良水稻抗病性或产量的方法,将水稻中水稻类病变衰老调控基因LEMS3进行突变获得至少部分功能缺失或减弱的突变体植株,水稻类病变衰老调控基因LEMS3的核苷酸序列如SEQ ID NO.1所示。
本发明还提供了一种水稻育种方法,检测水稻植株中水稻类病变衰老调控基因LEMS3表达量,选择水稻类病变衰老调控基因LEMS3表达降低的水稻植株作为水稻育种的目标植株,水稻类病变衰老调控基因LEMS3的核苷酸序列如SEQ ID NO.1所示。
虽然延迟衰老可提高光合产物,但植株的成熟度往往会不一致,从而出现上部籽粒成熟,而基部还在灌浆的情况,导致收获早了品质不一致(间接导致品质下降),收获晚了品质也不好(早熟的籽粒在南方秋季多雨的天气下已经开始发芽和发霉)。而另一方面,虽然水稻过早衰老,会由于营养物资积累不足,显著影响产量和品质。但在水稻的成熟后期,叶片适当提前衰老,可使稻米灌浆过程缩短和统一,将有利于营养物质统一转移至籽粒中,从而增加籽粒的充实度和饱满度(品质),有利于保证产量和品质。此外,该基因(水稻类病变衰老调控基因LEMS3)突变后,突变体的抗病性增强,所以通过对该基因的进一步编辑(弱突变),使其适当衰老,既可提高稻米品质,又可增加抗病能力。
本发明通过图位克隆技术从水稻类病变早衰突变体lmes3中克隆控制水稻类病变衰老基因LMES3,功能互补实验证明LMES3是控制水稻衰老相关基因。通过透射电镜和光合速率,以及光反应和暗反应检测技术的观察,证明了本发明克隆的早衰基因对于水稻的生长发育,叶绿体中类囊体的完整性等均具有明显的调节作用。
本发明还同时提供了上述基因的用途:利用基因工程技术可以把衰老基因的一些特异标记性状应用于水稻品种改良、产量增加和抗性筛选。
附图说明
图1是野生型Y32和突变体lmes3的表型比较,A-C:野生型Y32与lmes3突变体在分蘖期、抽穗期和成熟期的植株表型比较,左为野生型,右为lmes3;D-F:野生型与lmes3突变体在分蘖期、抽穗期和成熟期的叶片表型比较,G-I:野生型与lmes3突变体在分蘖期、抽穗期和成熟期的大田表型比较,左为野生型,右为lmes3。
图2是LMES3基因的定位图,A:LMES3初步被定位在第5号染色体标记RM3476和P13之间;B:LMES3最终被定在BAC AC129718中55Kb的区间内;C:LMES3的基因结构图,通过对该区域的突变体和野生型亲本基因组DNA序列测序比对分析,结果发现在基因LMES3(LOC_Os05g41290)的CDS序列第3241个碱基G突变成A,导致氨基酸由谷氨酸(Glu)变成赖氨酸(Lys)。
图3是功能互补载体pCAMBIA1300-LMES3的图谱。
图4是功能互补转基因水稻的表型示意图,A:互补转基因植株T1代抽穗期表型,从左至右分别为WT(野生型)、pCK(转空载体转基因植株)、pLMES3-C(互补转基因阳性植株);B:互补转基因植株抽穗期的倒3叶叶片表型。
图5是野生型和类病变突变体lmes3的抗病性以及防御信号相关基因的表达水平检测,A-B:接种白叶枯病菌Z173后植株叶片上浸染的病斑长度,标尺=5cm。数据来自15张叶的平均值±标准差。C-E:防御信号相关基因在野生型和突变体的抽穗当天剑叶、倒2叶、倒3叶叶片中的相对表达情况。星号表示野生型和突变体之间在统计学意义上的差异显著性(**p<0.01,t检验)。
具体实施方式
实施例1:类病变早衰突变体材料的获得
通过EMS化学诱变粳稻品种云稻32(Y32),筛选到一份类病变早衰突变体lmes3(lesion mimic and early senescence 3)。该突变体的性状经过多代自交已稳定遗传,在苗期地上部表现正常,但根系发育受阻;分蘖早期叶片就出现铁锈斑表型,随着植株的生长,斑点数目有所增加;进入孕穗期,叶尖开始枯黄,出现早衰表型;抽穗期枯黄从叶尖开始沿着叶边一直延续到叶的底部;成熟期斑点连片存在,衰老加速,叶片全部枯黄,整个植株呈黄褐色直至提前枯死(图1)。所有水稻材料种植于浙江省杭州市试验田内,常规管理。
EMS化学诱变方法具体为:将云稻32种子浸没于1%的甲基磺酸乙酯(Ethylmethane suLphonate,EMS)中8小时,再用流水冲洗10小时,之后将种子催芽种植到大田中。在田间鉴定出的类病变突变体经过多代自交,直至稳定遗传,将植株叶片出现类病变早衰表型的突变体命名为lmes3。
实施例2:群体构建和遗传分析
将突变体lmes3作为母本分别与粳稻品种日本晴(NIP)、籼稻品种台中本地1号(TN1)和南京6号(NJ06)分别进行杂交,所有杂交获得的F1植株均表现出正常野生型表型,说明lmes3受隐性核基因控制。统计F2分离群体分离比(表1),结果表明,正常表型的植株和突变体表型的植株的分离比经过卡方检验接近3∶1分离,这表明lmes3的类病变早衰表型是由单隐性核基因控制。
表1 类病变早衰突变体lmes3的遗传分析
Figure BDA0002952733580000041
Figure BDA0002952733580000051
实施例3:突变基因LMES3的精细定位
利用均匀分布于水稻12条染色体的163对SSR引物和STS引物对突变体与NJ06进行多态性筛选。用BSA法建立突变体池(F2群体中选取具有突变表型的单株20株左右,重量叶片混合,提取DNA)。筛选出的多态性较好的分子标记扩增双亲、F1和突变体池DNA,找到与目标基因相连锁的标记;再用表现连锁的标记分析F2群体中具有突变体表型单株的基因型,初步确认目标基因所在的染色体位置。植株基因组DNA采用CTAB法提取。
PCR反应采用10μL体系:DNA模板1μL,2×PCR MasterMix 5μL,正反向引物(10μmol/L)各0.5μL,加ddH2O补足10μL。PCR扩增程序如下:94℃下预变性4min;94℃下变性30s,55℃~60℃下退火30s(温度因引物不同而异),72℃下延伸30s,40个循环;最后72℃下延伸10min。PCR产物用4%琼脂糖凝胶电泳,电泳结束后在凝胶成像仪拍照并读胶。
利用上述筛选的SSR引物和STS引物进行LMES3基因连锁分析,发现在第5号染色体的SSR标记RM3476处表现出连锁现象,随后在该标记的上下游附近选择标记进行区间确定,结果将目的基因锁定在SSR标记RM3476和P13之间(如图2A所示)。在此区间再次设计新的多态性分子标记,用1754个F2突变表型个体最终将该基因定位在P27和P33之间约55kb的物理距离范围内(如图2B所示)。引物序列见表2。
表2 精细定位所用分子标记
引物名称 正向引物(5’-3’) 反向引物(5’-3’)
RM18751 ATCCCGTGTGTTGGCTTAGAATC TCCAAACATCAGAAAGCAAGCAC
RM3476 TTACCACAAGGATTCTCGTCG TCCACGGTTAAGATAAATGCATC
P1 CAGTCCTTCCGAGAGAGGTC ATGAGAAGCGGGCTGTAAGT
P5 ACCAACTAATGTGTGATGGCA AGGAGACCATAACCATTGTAGCT
P6 ATGAACCGATTGAAGCGTGC TAACAGCCGATGGATCCGAG
P13 GTGCACACAAATACCCGATCT TCAGAGGAGAGGTGTGCATC
P16 TGGAGGAGTCGACAATGGC TCGTTGGCCAAAGACAACC
P27 CTCATCTAAAGGACGAAGAGAGT ACCTTGTGAAGCTGGTCAGA
P28 TACACGCTAAACACCTCGCT CACGGATTGGACTTCGCAAA
P33 CCTCCGGAACTTGCCTCTAT CCATTGTTGCGGTGTTGCC
P34 GCAAGTTTGGGCATGGACTA TGTAGCTTGCAACTCCACTG
实施例4:候选基因的确定
根据精细定位的区间,在水稻基因组数据库(http://rice.plantbiology.msu.edu/)进行候选基因预测,发现55Kb内共有8个开放阅读框(ORF)。利用PCR方法将突变体lmes3和野生型Y32中这8个基因所在的基因组序列扩增出来,测序分析,发现突变体中LOC_Os05g41290的CDS区第3241个碱基G变成A(图2C),从而导致氨基酸由谷氨酸(Glu)变成赖氨酸(Lys),因此将该基因定为候选基因。
实施例5:功能互补载体的构建与转基因功能互补
互补载体利用无缝克隆试剂盒进行构建。主要操作流程:
1、载体线性化处理,先用salI对pCAMBIA1300双元载体进行单酶处理。
2、目的插入片段制备,设计引物LMES3-COM(上游引物LMES3-COM-F和下游引物LMES3-COM-R)扩增候选基因的全基因组序列,包括ATG前1972bp和TGA后920bp共6267bp片段(核苷酸序列如SEQ ID NO.3所示)。
LMES3-COM-F:
5’-CCCGGGGATCCTCTAGAGCTTTGATAGAGGCATAGGTAAGGAATCC-3’;
LMES3-COM-R:
5’-TGCATGCCTGCAGGTCGATGGTCAAACTAAGTGAGCTGCGCTAACT-3’。
3、重组反应,将目的DNA片段和线性化载体以2∶1摩尔比加到试管中进行反应,转化后测序确认。互补载体命名为pLMES3-C(图3),空载为pCAMBIA130,图4中命名为pCK。
水稻愈伤遗传转化。将pCAMBIA1300和pLMES3-C质粒通过农杆菌介导的遗传转化方法分别转入到lmes3突变体成熟胚诱导的愈伤组织中,获得转基因植株并进行阳性鉴定。对转入pLMES3-C质粒的阳性转基因植株的表型可恢复到与野生型一致,而转入pCAMBIA1300空质粒的表型与突变体lmes3表型一致(图4)。
因此,该结果表明LMES3基因的突变直接导致了lmes3突变体表型的发生。
实施例6:抗病性验证及抗病相关基因的检测
由于lmes3突变体叶片出现的类病斑,类似于植物抗病的超敏反应的症状,研究证实,大部分类病斑突变体的抗病性都会得到一定程度的提高。因此,为了鉴定lmes3突变体是否也具有抗病的能力,我们于剑叶完全抽出时对野生型Y32和lmes3突变体植株倒3叶叶片进行了白叶枯病菌浙173(Z173)的接种实验。接种21天后观察并调查病斑的长度,结果发现,野生型Y32叶片上呈现了典型的白叶枯病菌浸染病斑,而lmes3突变体植株表现出很高的白叶枯病菌抗性,两者间的浸染病斑长度达极显著水平(图5)。
在一些水稻类病变突变体中,在病斑形成的过程中防御反应基因表达通常会被激活。因此,我们利用qRT-PCR技术检测了3个防卫信号相关基因PR1a、PBZ1和OsWRKY45(表3)在野生型Y32和lmes3突变体抽穗期的剑叶、倒2叶、倒3叶中的转录表达水平。结果显示,与野生型相比,PR1a、PBZ1和OsWRKY45的表达量在lmes3突变体的剑叶、倒2叶及倒3叶中均显著增加(图5)。lmes3突变体中防御信号相关基因的表达上调,表明防御反应被激活了,这可能在增强lmes3突变体的抗病能力上发挥着重要的作用。
表3 病程相关基因的定量检测引物
Figure BDA0002952733580000071
实施例7:类病变衰老控制基因LMES3在水稻育种中的应用
在生产实践中,可借助CRISPR/Cas9或RNAi等技术编辑LMES3基因,获得系列弱等位突变体,同时筛选出育种应用价值高的等位型。通过该基因编辑技术,调控水稻生长发育中后期叶片的早衰及植株的抗病性,进而可以改良水稻或其他禾本科植物的产量、品质及抗性。
序列表
<110> 杭州师范大学
<120> 一种水稻类病变衰老调控基因及应用
<160> 35
<170> SIPOSequenceListing 1.0
<210> 1
<211> 3375
<212> DNA
<213> 水稻(Oryza sativa)
<400> 1
atggtgatcg gagaagctgt tctgtctgcc ttcatgcaag cactttttga taaagtgatt 60
gctgctgcta taggtgagct gaaattcccc caagacatag ctgaggagct gcagaagtta 120
tccagcagtc tgtcaacgat tcaagcgcat gtcgaagatg ctgaggctcg gcaacttaag 180
gatagggcgg cacgaagctg gcttgccaag cttaaggatg tcgcatatga gatggatgac 240
ttgctcgatg aatatgcagc tgagaccctc caatctgaac tagaaggctc gtcccgcagt 300
cgccatctga gcaaggttag aagcagtttc tgttgccttt ggttgaacaa ctgtttttcc 360
aaccacaaga ttgtgcaaca aataaggaag atcgaggaga agatcgacag gcttgtgaaa 420
gaaagacagc ttattgggcc cgatatgagc agtaccatgg acagagaaga gatcaaagag 480
aggccgaaga ccagttcact aattgatggc tcaagtgtgt ttgggagaga agaagataaa 540
gagaacattg tgaagatgct gttgactccg aacaactcca accatgccaa cgtttctgtt 600
cttcccatag tgggtatggg gggactaggg aagacaactc taacacagct tgtctacaat 660
gatccaagag taaaggagta cttccagtta cgggtgtggc tgtgcgtttc tgaaaatttt 720
gacgaaatga agcttaccaa ggaaaccatt gaatcagttg ccagtgggtt ctcatcggtc 780
acgaccaaca tgaacttgct tcaagaagat ctctcaaaaa agctggaagg taaaagattt 840
cttctagtac ttgatgatgt ttggaatgag gaccctgaaa aatgggacag atatcgttgt 900
gctcttgtta gtggaagcaa tggaagcaga attgtagtaa ctacacggaa caaaaatgtt 960
gggaaactaa tgggtggaat gactccttac tttctaaagc agttatctga aaatgattgc 1020
tggaacttgt tcaggagcta tgcatttgct gatggtgact ccagtttgca cccacattta 1080
gaaattatag gcaaggaaat tgtgaagaag ttgaaaggcc tcccacttgc tgcaaaagca 1140
ataggtagtt tgttatgtac caaggatact gaggatgatt ggaagaatgt attaaggagt 1200
gaaatatggg aactaccatc agataagaac aatatattac cagcactgag gctgagttac 1260
aatcatttgc ctgccatatt gaagcgatgt tttgcgtttt gctcagtctt ccataaagat 1320
tatgtgttcg aaaaagaaac cttggtgcaa atatggatgg cccttgggtt cattcagtct 1380
ccaggaagga gaacaattga ggaacttggg agcagctatt ttgatgaact attaagcaga 1440
tccttcttcc aacatcacaa aggaggatat gtgatgcatg acgccatgca tgaccttgca 1500
cagtcggtct caatggatga atgcttaaga ttggatgacc ctccaaacag cagcagcact 1560
tcaagaagtt ccaggcacct gtcattctct tgtcacaata gaagccggac ttcatttgaa 1620
gactttcttg gatttaagag agcacgcaca cttctactat taaatggata taaatcaagg 1680
acaagcccta ttcccagtga tctgttcctc atgttaaggt acctccatgt gcttgaattg 1740
aaccggcgag acattactga gttgccagac tccatcggga acctaaaaat gctccgttat 1800
ttgaatcttt caggcactgg tataactgtg ttgccttcat caattggtag gctcttcaac 1860
ttgcaaacac ttaagttgaa aaactgccat gtattagagt gcatcccaga aagcataacc 1920
aatcttgtaa atcttcgatg gctagaagca cgaatagatt tgatcactgg cattgcaaga 1980
atagggaact tgacttgcct ccaacagttg gaggaatttg ttgttcataa cgacaaagga 2040
tacaagatca gtgaattgaa aacaatgatg agtatcggag gtcgtatatg tattaagaat 2100
cttgaggctg tagatagtgc agaagaggca ggtgaagctt tactaagcaa gaagacacgc 2160
atcaggattc tagacctggt atggtccgac aggaggcacc taacttcaga agaagcaaat 2220
caagagaaag agatacttga acagctccaa ccacattgcg aactcaggga gctgacggtc 2280
aagggatttg tgggattcta ctttccaaag tggttaagca gactttgtca cttgcaaact 2340
attcacctgt ctgactgtac aaattgttcg attctaccag cactagggga gctacctcta 2400
ctcaagttct tagacattgg gggttttcct gccattattc aaatcaacca agagttttca 2460
ggcagcgatg aggttaaggg gtttccgtca ctgaaggaac ttgtaattga agacatggtt 2520
aatctccaaa gatgggtttc ttttcaagat ggtgagttgc ttccatccct cacagaactt 2580
gaagtgattg actgcccaca agtaacagaa ttcccgccct taccaccgac attagtaaag 2640
ctcataattt cagaaacagg gttcactatt cttccagaag tccatgtacc aaactgtcaa 2700
ttttcatcat cattagcatg tttacagatt catcagtgcc caaatctcat atccttacag 2760
aatggattgc ttagccagaa attattctct ctccagcaat taaccattac taagtgcgca 2820
gagctaactc atctgccagc tgaaggattc agatccctga ctgctcttaa aagtctccac 2880
atttatgatt gcgagatgct ggcaccatca gagcagcata gcttgctacc ccccatgctt 2940
gaagacctgc gcatcacttc atgctccaat ctaatcaatc ctcttcttca agagctaaat 3000
gaactatcct cactgataca tcttaccatc actaattgtg ccaactttta ttcttttcca 3060
gtaaagcttc cagtcactct gcaaacattg gagatcttcc agtgcagtga tatgagctac 3120
ttgccagctg acctaaatga agtttcctgt ctaacagtta tgaccatctt gaaatgccct 3180
cttataacat gcttgtcaga acatggcctt ccagaatcac taaaagaatt atacatcaaa 3240
gaatgccctt taataacaga gaggtgccag gaaattggtg gagaagattg gcctaaaatt 3300
gctcatgtac cagtaataga gatagatgat gattacttca tacccaacag gagcataaga 3360
agaaggttgt cctga 3375
<210> 2
<211> 1124
<212> PRT
<213> 水稻(Oryza sativa)
<400> 2
Met Val Ile Gly Glu Ala Val Leu Ser Ala Phe Met Gln Ala Leu Phe
1 5 10 15
Asp Lys Val Ile Ala Ala Ala Ile Gly Glu Leu Lys Phe Pro Gln Asp
20 25 30
Ile Ala Glu Glu Leu Gln Lys Leu Ser Ser Ser Leu Ser Thr Ile Gln
35 40 45
Ala His Val Glu Asp Ala Glu Ala Arg Gln Leu Lys Asp Arg Ala Ala
50 55 60
Arg Ser Trp Leu Ala Lys Leu Lys Asp Val Ala Tyr Glu Met Asp Asp
65 70 75 80
Leu Leu Asp Glu Tyr Ala Ala Glu Thr Leu Gln Ser Glu Leu Glu Gly
85 90 95
Ser Ser Arg Ser Arg His Leu Ser Lys Val Arg Ser Ser Phe Cys Cys
100 105 110
Leu Trp Leu Asn Asn Cys Phe Ser Asn His Lys Ile Val Gln Gln Ile
115 120 125
Arg Lys Ile Glu Glu Lys Ile Asp Arg Leu Val Lys Glu Arg Gln Leu
130 135 140
Ile Gly Pro Asp Met Ser Ser Thr Met Asp Arg Glu Glu Ile Lys Glu
145 150 155 160
Arg Pro Lys Thr Ser Ser Leu Ile Asp Gly Ser Ser Val Phe Gly Arg
165 170 175
Glu Glu Asp Lys Glu Asn Ile Val Lys Met Leu Leu Thr Pro Asn Asn
180 185 190
Ser Asn His Ala Asn Val Ser Val Leu Pro Ile Val Gly Met Gly Gly
195 200 205
Leu Gly Lys Thr Thr Leu Thr Gln Leu Val Tyr Asn Asp Pro Arg Val
210 215 220
Lys Glu Tyr Phe Gln Leu Arg Val Trp Leu Cys Val Ser Glu Asn Phe
225 230 235 240
Asp Glu Met Lys Leu Thr Lys Glu Thr Ile Glu Ser Val Ala Ser Gly
245 250 255
Phe Ser Ser Val Thr Thr Asn Met Asn Leu Leu Gln Glu Asp Leu Ser
260 265 270
Lys Lys Leu Glu Gly Lys Arg Phe Leu Leu Val Leu Asp Asp Val Trp
275 280 285
Asn Glu Asp Pro Glu Lys Trp Asp Arg Tyr Arg Cys Ala Leu Val Ser
290 295 300
Gly Ser Asn Gly Ser Arg Ile Val Val Thr Thr Arg Asn Lys Asn Val
305 310 315 320
Gly Lys Leu Met Gly Gly Met Thr Pro Tyr Phe Leu Lys Gln Leu Ser
325 330 335
Glu Asn Asp Cys Trp Asn Leu Phe Arg Ser Tyr Ala Phe Ala Asp Gly
340 345 350
Asp Ser Ser Leu His Pro His Leu Glu Ile Ile Gly Lys Glu Ile Val
355 360 365
Lys Lys Leu Lys Gly Leu Pro Leu Ala Ala Lys Ala Ile Gly Ser Leu
370 375 380
Leu Cys Thr Lys Asp Thr Glu Asp Asp Trp Lys Asn Val Leu Arg Ser
385 390 395 400
Glu Ile Trp Glu Leu Pro Ser Asp Lys Asn Asn Ile Leu Pro Ala Leu
405 410 415
Arg Leu Ser Tyr Asn His Leu Pro Ala Ile Leu Lys Arg Cys Phe Ala
420 425 430
Phe Cys Ser Val Phe His Lys Asp Tyr Val Phe Glu Lys Glu Thr Leu
435 440 445
Val Gln Ile Trp Met Ala Leu Gly Phe Ile Gln Ser Pro Gly Arg Arg
450 455 460
Thr Ile Glu Glu Leu Gly Ser Ser Tyr Phe Asp Glu Leu Leu Ser Arg
465 470 475 480
Ser Phe Phe Gln His His Lys Gly Gly Tyr Val Met His Asp Ala Met
485 490 495
His Asp Leu Ala Gln Ser Val Ser Met Asp Glu Cys Leu Arg Leu Asp
500 505 510
Asp Pro Pro Asn Ser Ser Ser Thr Ser Arg Ser Ser Arg His Leu Ser
515 520 525
Phe Ser Cys His Asn Arg Ser Arg Thr Ser Phe Glu Asp Phe Leu Gly
530 535 540
Phe Lys Arg Ala Arg Thr Leu Leu Leu Leu Asn Gly Tyr Lys Ser Arg
545 550 555 560
Thr Ser Pro Ile Pro Ser Asp Leu Phe Leu Met Leu Arg Tyr Leu His
565 570 575
Val Leu Glu Leu Asn Arg Arg Asp Ile Thr Glu Leu Pro Asp Ser Ile
580 585 590
Gly Asn Leu Lys Met Leu Arg Tyr Leu Asn Leu Ser Gly Thr Gly Ile
595 600 605
Thr Val Leu Pro Ser Ser Ile Gly Arg Leu Phe Asn Leu Gln Thr Leu
610 615 620
Lys Leu Lys Asn Cys His Val Leu Glu Cys Ile Pro Glu Ser Ile Thr
625 630 635 640
Asn Leu Val Asn Leu Arg Trp Leu Glu Ala Arg Ile Asp Leu Ile Thr
645 650 655
Gly Ile Ala Arg Ile Gly Asn Leu Thr Cys Leu Gln Gln Leu Glu Glu
660 665 670
Phe Val Val His Asn Asp Lys Gly Tyr Lys Ile Ser Glu Leu Lys Thr
675 680 685
Met Met Ser Ile Gly Gly Arg Ile Cys Ile Lys Asn Leu Glu Ala Val
690 695 700
Asp Ser Ala Glu Glu Ala Gly Glu Ala Leu Leu Ser Lys Lys Thr Arg
705 710 715 720
Ile Arg Ile Leu Asp Leu Val Trp Ser Asp Arg Arg His Leu Thr Ser
725 730 735
Glu Glu Ala Asn Gln Glu Lys Glu Ile Leu Glu Gln Leu Gln Pro His
740 745 750
Cys Glu Leu Arg Glu Leu Thr Val Lys Gly Phe Val Gly Phe Tyr Phe
755 760 765
Pro Lys Trp Leu Ser Arg Leu Cys His Leu Gln Thr Ile His Leu Ser
770 775 780
Asp Cys Thr Asn Cys Ser Ile Leu Pro Ala Leu Gly Glu Leu Pro Leu
785 790 795 800
Leu Lys Phe Leu Asp Ile Gly Gly Phe Pro Ala Ile Ile Gln Ile Asn
805 810 815
Gln Glu Phe Ser Gly Ser Asp Glu Val Lys Gly Phe Pro Ser Leu Lys
820 825 830
Glu Leu Val Ile Glu Asp Met Val Asn Leu Gln Arg Trp Val Ser Phe
835 840 845
Gln Asp Gly Glu Leu Leu Pro Ser Leu Thr Glu Leu Glu Val Ile Asp
850 855 860
Cys Pro Gln Val Thr Glu Phe Pro Pro Leu Pro Pro Thr Leu Val Lys
865 870 875 880
Leu Ile Ile Ser Glu Thr Gly Phe Thr Ile Leu Pro Glu Val His Val
885 890 895
Pro Asn Cys Gln Phe Ser Ser Ser Leu Ala Cys Leu Gln Ile His Gln
900 905 910
Cys Pro Asn Leu Ile Ser Leu Gln Asn Gly Leu Leu Ser Gln Lys Leu
915 920 925
Phe Ser Leu Gln Gln Leu Thr Ile Thr Lys Cys Ala Glu Leu Thr His
930 935 940
Leu Pro Ala Glu Gly Phe Arg Ser Leu Thr Ala Leu Lys Ser Leu His
945 950 955 960
Ile Tyr Asp Cys Glu Met Leu Ala Pro Ser Glu Gln His Ser Leu Leu
965 970 975
Pro Pro Met Leu Glu Asp Leu Arg Ile Thr Ser Cys Ser Asn Leu Ile
980 985 990
Asn Pro Leu Leu Gln Glu Leu Asn Glu Leu Ser Ser Leu Ile His Leu
995 1000 1005
Thr Ile Thr Asn Cys Ala Asn Phe Tyr Ser Phe Pro Val Lys Leu Pro
1010 1015 1020
Val Thr Leu Gln Thr Leu Glu Ile Phe Gln Cys Ser Asp Met Ser Tyr
1025 1030 1035 1040
Leu Pro Ala Asp Leu Asn Glu Val Ser Cys Leu Thr Val Met Thr Ile
1045 1050 1055
Leu Lys Cys Pro Leu Ile Thr Cys Leu Ser Glu His Gly Leu Pro Glu
1060 1065 1070
Ser Leu Lys Glu Leu Tyr Ile Lys Glu Cys Pro Leu Ile Thr Glu Arg
1075 1080 1085
Cys Gln Glu Ile Gly Gly Glu Asp Trp Pro Lys Ile Ala His Val Pro
1090 1095 1100
Val Ile Glu Ile Asp Asp Asp Tyr Phe Ile Pro Asn Arg Ser Ile Arg
1105 1110 1115 1120
Arg Arg Leu Ser
<210> 3
<211> 6267
<212> DNA
<213> 水稻(Oryza sativa)
<400> 3
ctttgataga ggcataggta aggaatccgc acatcccttt ttgcgccagg aataattcca 60
agaagtctga cctctttttt agtttccttt ggaatccact cataggaatg caatcctatg 120
gaatttatat ttgcctttcc tatgaatcaa agaggcttga aggaaaataa tcctttggaa 180
tcccatttct ccaaaaatcc tttggcattc ctttaaataa agaggccctc aatggaaatg 240
atacagaatt cgccgtcgtg gcacgcgggc aggccagcgt ccagcacatg gcccactaaa 300
acggacaacc agcacaactc acgagaggcc caccaaaaac tggatcggta gcgaacgttc 360
tgtgcacatg ggcctactcc gatgggccgt aaatcgtggc ccaactacac gcgacgacga 420
gacagggatg cgcgagacgt acagcgcgtg gactttagta ccgtatcggc cacctacatt 480
tgcggagcca gtttaaaagc tgggctttaa gcccatcgca ctgcccctta aggaggcacc 540
tgttgactgt tcttggtaca aagtgtgagc tgtacttatg tataaaatat atgcacatag 600
aacgtacata aaaaagtgta tgtaaatagg ttcctgaaaa gtgttgaaaa aacacacaaa 660
attttaatct ctacggtttt ttttcacttt agcactccat tatagagtca taaactgtat 720
tttatatatt tgtagaaatc atacataaaa gaagcgtata cagattacag aaccgaactt 780
gtatcagtaa cttaccaacg accaacgtcg agctcaaatg aagtacccct ttttcctttt 840
gttttgcaaa gaacattccc tttgctgcaa aaaaaaagga ggagaaataa ttgataaata 900
ctacacagat atgaccaaag taggattatt cggcatcctt cactgctgct aaagaagtca 960
aaactctcac gaacagtagg tgtgaaacaa gttaagcaac ctagacatta tcaataaaat 1020
aaaatggtta tcgagtgtga aacatgacgc acatcaagat gaaaccataa agaaatcacg 1080
caccttcatc aatcatacag tgcttcttct tctttttttt caaggactgg cacgaagagc 1140
tcgcactttc atcaaatact atatgctaac ccacctaact gcgacttgtg cgaacctgga 1200
aaattttaat caaagatatc tagtggaaag agatcttctg aacggttctt ttcaaaattt 1260
tccattcgat gccgggcagc catggttgac tgaacacaag agaaaggatg cgagacatat 1320
ttgcacatga ctgtagcagg cctgctgaag ctgtgcttct tttcgaacag catttgatgt 1380
tgctttggct ggtctttcta ggaaattgcc aagcttgcat cgacagcact tgagttcatt 1440
tgaatattac acataacgct ggggaatcga cagcttgtct cctttggtaa tttatctgca 1500
caagacattg gagtaagatt cagatgattg gtcaacacat gagtgaagta ccagataact 1560
ctacaactgt aagttacaaa aaaacagacg ccttgagagt atatcatatt tctcttttac 1620
atcggacgga tgttgttttc gccaccagga tgtctcatat gggccaaacc ctatcctgtg 1680
acaaaaataa gaacacattt tataataaat ttatcctcat ttttttatat ggaataaagt 1740
atacctcaga tgtcatgatc ctattaagca tacaaatcat agaagccacc gatcagatcg 1800
tcggtagtcc aggagagatg ttacagcagg tccctacaat acacaacttt tcttttctga 1860
aaatgtacag gcaacaacga ctttgaggtc aatgctggag actcaactaa gtacccccaa 1920
agtcccaagc ctcctcacct tccgttccaa ttagcatacc caaccgaaga acatggtgat 1980
cggagaagct gttctgtctg ccttcatgca agcacttttt gataaagtga ttgctgctgc 2040
tataggtgag ctgaaattcc cccaagacat agctgaggag ctgcagaagt tatccagcag 2100
tctgtcaacg attcaagcgc atgtcgaaga tgctgaggct cggcaactta aggatagggc 2160
ggcacgaagc tggcttgcca agcttaagga tgtcgcatat gagatggatg acttgctcga 2220
tgaatatgca gctgagaccc tccaatctga actagaaggc tcgtcccgca gtcgccatct 2280
gagcaaggtt agaagcagtt tctgttgcct ttggttgaac aactgttttt ccaaccacaa 2340
gattgtgcaa caaataagga agatcgagga gaagatcgac aggcttgtga aagaaagaca 2400
gcttattggg cccgatatga gcagtaccat ggacagagaa gagatcaaag agaggccgaa 2460
gaccagttca ctaattgatg gctcaagtgt gtttgggaga gaagaagata aagagaacat 2520
tgtgaagatg ctgttgactc cgaacaactc caaccatgcc aacgtttctg ttcttcccat 2580
agtgggtatg gggggactag ggaagacaac tctaacacag cttgtctaca atgatccaag 2640
agtaaaggag tacttccagt tacgggtgtg gctgtgcgtt tctgaaaatt ttgacgaaat 2700
gaagcttacc aaggaaacca ttgaatcagt tgccagtggg ttctcatcgg tcacgaccaa 2760
catgaacttg cttcaagaag atctctcaaa aaagctggaa ggtaaaagat ttcttctagt 2820
acttgatgat gtttggaatg aggaccctga aaaatgggac agatatcgtt gtgctcttgt 2880
tagtggaagc aatggaagca gaattgtagt aactacacgg aacaaaaatg ttgggaaact 2940
aatgggtgga atgactcctt actttctaaa gcagttatct gaaaatgatt gctggaactt 3000
gttcaggagc tatgcatttg ctgatggtga ctccagtttg cacccacatt tagaaattat 3060
aggcaaggaa attgtgaaga agttgaaagg cctcccactt gctgcaaaag caataggtag 3120
tttgttatgt accaaggata ctgaggatga ttggaagaat gtattaagga gtgaaatatg 3180
ggaactacca tcagataaga acaatatatt accagcactg aggctgagtt acaatcattt 3240
gcctgccata ttgaagcgat gttttgcgtt ttgctcagtc ttccataaag attatgtgtt 3300
cgaaaaagaa accttggtgc aaatatggat ggcccttggg ttcattcagt ctccaggaag 3360
gagaacaatt gaggaacttg ggagcagcta ttttgatgaa ctattaagca gatccttctt 3420
ccaacatcac aaaggaggat atgtgatgca tgacgccatg catgaccttg cacagtcggt 3480
ctcaatggat gaatgcttaa gattggatga ccctccaaac agcagcagca cttcaagaag 3540
ttccaggcac ctgtcattct cttgtcacaa tagaagccgg acttcatttg aagactttct 3600
tggatttaag agagcacgca cacttctact attaaatgga tataaatcaa ggacaagccc 3660
tattcccagt gatctgttcc tcatgttaag gtacctccat gtgcttgaat tgaaccggcg 3720
agacattact gagttgccag actccatcgg gaacctaaaa atgctccgtt atttgaatct 3780
ttcaggcact ggtataactg tgttgccttc atcaattggt aggctcttca acttgcaaac 3840
acttaagttg aaaaactgcc atgtattaga gtgcatccca gaaagcataa ccaatcttgt 3900
aaatcttcga tggctagaag cacgaataga tttgatcact ggcattgcaa gaatagggaa 3960
cttgacttgc ctccaacagt tggaggaatt tgttgttcat aacgacaaag gatacaagat 4020
cagtgaattg aaaacaatga tgagtatcgg aggtcgtata tgtattaaga atcttgaggc 4080
tgtagatagt gcagaagagg caggtgaagc tttactaagc aagaagacac gcatcaggat 4140
tctagacctg gtatggtccg acaggaggca cctaacttca gaagaagcaa atcaagagaa 4200
agagatactt gaacagctcc aaccacattg cgaactcagg gagctgacgg tcaagggatt 4260
tgtgggattc tactttccaa agtggttaag cagactttgt cacttgcaaa ctattcacct 4320
gtctgactgt acaaattgtt cgattctacc agcactaggg gagctacctc tactcaagtt 4380
cttagacatt gggggttttc ctgccattat tcaaatcaac caagagtttt caggcagcga 4440
tgaggttaag gggtttccgt cactgaagga acttgtaatt gaagacatgg ttaatctcca 4500
aagatgggtt tcttttcaag atggtgagtt gcttccatcc ctcacagaac ttgaagtgat 4560
tgactgccca caagtaacag aattcccgcc cttaccaccg acattagtaa agctcataat 4620
ttcagaaaca gggttcacta ttcttccaga agtccatgta ccaaactgtc aattttcatc 4680
atcattagca tgtttacaga ttcatcagtg cccaaatctc atatccttac agaatggatt 4740
gcttagccag aaattattct ctctccagca attaaccatt actaagtgcg cagagctaac 4800
tcatctgcca gctgaaggat tcagatccct gactgctctt aaaagtctcc acatttatga 4860
ttgcgagatg ctggcaccat cagagcagca tagcttgcta ccccccatgc ttgaagacct 4920
gcgcatcact tcatgctcca atctaatcaa tcctcttctt caagagctaa atgaactatc 4980
ctcactgata catcttacca tcactaattg tgccaacttt tattcttttc cagtaaagct 5040
tccagtcact ctgcaaacat tggagatctt ccagtgcagt gatatgagct acttgccagc 5100
tgacctaaat gaagtttcct gtctaacagt tatgaccatc ttgaaatgcc ctcttataac 5160
atgcttgtca gaacatggcc ttccagaatc actaaaagaa ttatacatca aagaatgccc 5220
tttaataaca gagaggtgcc aggaaattgg tggagaagat tggcctaaaa ttgctcatgt 5280
accagtaata gagatagatg atgattactt catacccaac aggagcataa gaagaaggtt 5340
gtcctgaatg caacagcgat atagctgaaa tggtaagaac tgaatgcctt ttctgttttt 5400
tctgtctaag tatgtgttgt caactaagta ctcaacttat cagtgttaaa actctttgat 5460
ataaaatgtt tctttacaag taaaaaaaat tgagtaaatt tcacaaaact acaggtactt 5520
taaacaaatt atcaaaaaac tacaaattta acatgatgta tccaaaacta cagatttaac 5580
actgaaatta tcgcaaaact acagatttaa ggtggaatat cacaaaacta cacatttagt 5640
aacaaagtta tcacaaaact acaggattta aggtgggata ttgcaaaact acacatttag 5700
taacaatgtt atcacaaaac tacaggttta gtatcaattt aaccacaaaa gttggacatt 5760
tttaactcaa acctaacatt agtgttaagt atttaaaccc taaaatatgt agttttgtaa 5820
taattttatt attaaaacta tagttttgcg atacttagcc ttaaacctgt agttttgtga 5880
taaatttatt gttaaatctg tagttttgtg atacatgacc ttaaatctat agttttctga 5940
taatttgacc aaagtatcta tagttttgtg aattttactc aaaaaaattc agaccagcac 6000
cccaaaacca tggtcaagtc ataccttgta agggaatgaa aacctaaaac tttgcagtga 6060
gacatgcata ttttctcatg gaaccatgca tagtaacaaa aacatttggt ccaattttag 6120
agaatgttgt ggcgtgactt cccaagaaga aaagtccagg gcagtactct atacagatgg 6180
taactggttt ctaaaaatat cgatgataaa gtattaaagt tccatgcata agtattataa 6240
gttagcgcag ctcacttagt ttgacca 6267
<210> 4
<211> 23
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 4
atcccgtgtg ttggcttaga atc 23
<210> 5
<211> 23
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 5
tccaaacatc agaaagcaag cac 23
<210> 6
<211> 21
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 6
ttaccacaag gattctcgtc g 21
<210> 7
<211> 23
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 7
tccacggtta agataaatgc atc 23
<210> 8
<211> 20
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 8
cagtccttcc gagagaggtc 20
<210> 9
<211> 20
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 9
atgagaagcg ggctgtaagt 20
<210> 10
<211> 21
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 10
accaactaat gtgtgatggc a 21
<210> 11
<211> 23
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 11
aggagaccat aaccattgta gct 23
<210> 12
<211> 20
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 12
atgaaccgat tgaagcgtgc 20
<210> 13
<211> 20
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 13
taacagccga tggatccgag 20
<210> 14
<211> 21
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 14
gtgcacacaa atacccgatc t 21
<210> 15
<211> 20
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 15
tcagaggaga ggtgtgcatc 20
<210> 16
<211> 19
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 16
tggaggagtc gacaatggc 19
<210> 17
<211> 19
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 17
tcgttggcca aagacaacc 19
<210> 18
<211> 23
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 18
ctcatctaaa ggacgaagag agt 23
<210> 19
<211> 20
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 19
accttgtgaa gctggtcaga 20
<210> 20
<211> 20
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 20
tacacgctaa acacctcgct 20
<210> 21
<211> 20
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 21
cacggattgg acttcgcaaa 20
<210> 22
<211> 20
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 22
cctccggaac ttgcctctat 20
<210> 23
<211> 19
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 23
ccattgttgc ggtgttgcc 19
<210> 24
<211> 20
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 24
gcaagtttgg gcatggacta 20
<210> 25
<211> 20
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 25
tgtagcttgc aactccactg 20
<210> 26
<211> 46
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 26
cccggggatc ctctagagct ttgatagagg cataggtaag gaatcc 46
<210> 27
<211> 46
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 27
tgcatgcctg caggtcgatg gtcaaactaa gtgagctgcg ctaact 46
<210> 28
<211> 26
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 28
tgcatgtatg gacatgtagt gtcata 26
<210> 29
<211> 24
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 29
tacactaagc aaatacggct gaca 24
<210> 30
<211> 22
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 30
cgcaagtcat gtcctaaagt cg 22
<210> 31
<211> 21
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 31
atgccatagt agccatccac g 21
<210> 32
<211> 22
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 32
gaagaatcat ggatggacac gg 22
<210> 33
<211> 26
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 33
gacacatcaa caaggaattt acaaac 26
<210> 34
<211> 24
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 34
ggaagtacag tgtctggatt ggag 24
<210> 35
<211> 22
<212> DNA
<213> 人工序列(Artificial Sequence)
<400> 35
tcttggctta gcattcttgg gt 22

Claims (2)

1.一种改良水稻白叶枯病抗病性的方法,其特征在于,将水稻中水稻类病变衰老调控基因LEMS3进行突变获得至少LEMS3蛋白部分功能缺失或减弱的突变体植株,
水稻类病变衰老调控基因LEMS3的核苷酸序列如SEQ ID NO.1所示。
2.一种抗白叶枯病水稻育种方法,其特征在于,检测水稻植株中水稻类病变衰老调控基因LEMS3表达量,选择水稻类病变衰老调控基因LEMS3表达降低的水稻植株作为水稻育种的目标植株,
水稻类病变衰老调控基因LEMS3的核苷酸序列如SEQ ID NO.1所示。
CN202110214946.8A 2021-02-25 2021-02-25 一种水稻类病变衰老调控基因及应用 Active CN112941083B (zh)

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CN109234286A (zh) * 2018-10-22 2019-01-18 杭州师范大学 一种水稻叶片衰老调控基因els6及其编码的蛋白质和应用
CN111233991A (zh) * 2020-03-23 2020-06-05 中国农业科学院作物科学研究所 水稻OsNBARC1蛋白及其编码基因在调控水稻对白叶枯病抗性中的应用
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CN111233991A (zh) * 2020-03-23 2020-06-05 中国农业科学院作物科学研究所 水稻OsNBARC1蛋白及其编码基因在调控水稻对白叶枯病抗性中的应用
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