Litchi mature period regulation gene Lcft3 and variation molecular marker and application thereof

CN122405646APending Publication Date: 2026-07-17SOUTH CHINA AGRICULTURAL UNIVERSITY
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Patent Information

Application Number
CN202610555389.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-04-24
Publication Date
2026-07-17

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Abstract

本发明属于植物基因工程技术领域，具体涉及一种荔枝成熟期调控基因LcFT3及其变异分子标记和应用。一种荔枝成熟期调控基因LcFT3，所述基因LcFT3的gDNA序列如SEQ ID NO.1所示。本发明证实基因LcFT3具有促花作用，并通过克隆基因LcFT3的CDS及不同单倍型启动子序列，构建表达载体并转化拟南芥，比较不同转基因株系的开花时间与LcFT3表达水平，揭示了通过影响CORE元件进而调控LcFT3表达与开花时间的机制，验证了CORE元件为促进LcFT3转录表达的重要调控元件，删除CORE元件或晚熟单倍型启动子驱动的LcFT3表达水平显著降低，导致开花时间推迟。
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