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萝卜开花基因RsFLC3的克隆与表达分析

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植物开花春化途径中关键抑制因子FLC基因属于MADS-box基因家族,为探索萝卜开花抑制基因FLC3的功能,以抽薹开花差异较大的萝卜品种YZH(易抽薹)和XHT(耐抽薹)为研究材料,对萝卜开花基因进行生物信息学分析,克隆了萝卜RsFLC3基因,并进行亚细胞定位和两个萝卜品种不同时期的qRT-PCR分析.结果表明,共鉴定出萝卜开花相关基因638个,亚细胞定位显示该基因编码的蛋白定位于细胞核,RsFLC3基因在萝卜抽薹开花过程中表达量整体呈下降趋势,但不同品种间大部分时期的表达量差异较大.
Cloning and Expression Analysis of Flowering Gene RsFLC3 in Raphanus sativus L.
The FLC gene of plant flowering belongs to MADS-box family,as an inhibitory factor plays a crucial role in the vernalization pathway of flowering plants.In order to explore the function of flow-ering suppressor gene FLC3,the Raphanus sativus L.YZH(early bolting)and XHT(late bolting)with large differences in bolting flowering were used as research materials.Bioinformatics analysis was performed on Raphanus sativus L.flowering genes and the Raphanus sativus L.flowering gene was cloned subcellular localization and qRT-PCR analysis of two Raphanus sativus L.cultivars at dif-ferent periods were performed.The results showed that a total of 638 flowering related genes were i-dentified.Subcellular localization showed that the protein encoded by the above gene was located in the nucleus.The expression level of RsFLC3 gene decreased during the bolting and flowering times of radish,but the expression level varied greatly among different varieties in most periods.

Raphanus sativus L.RsFLC3subcellular locationbioinformatics analysisexpression analysis

谭萍、罗小波、李亚东、彭潇、裴芸、杨光乾、金月月、祖贵东、田欢、张万萍

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贵阳市农业试验中心,贵阳 550018

贵州省生物技术研究所,贵阳 550006

贵州大学农学院/贵州大学蔬菜研究院,贵阳 550025

威宁县农业农村局,贵州威宁 551700

贵州现代种业集团有限公司,贵阳 550081

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萝卜 RsFLC3 亚细胞定位 生物信息学分析 表达分析

国家自然科学基金贵州省高原特色蔬菜绿色生产科技创新人才团队项目贵州省农业关键核心技术攻关项目

31960598黔科合平台人才-CXTD[2022]003GZNYGJHX-2023013

2024

种子
贵州省种子管理站 贵州省种子学会 中国种子协会

种子

CSTPCD北大核心
影响因子:0.502
ISSN:1001-4705
年,卷(期):2024.43(3)
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