Rice heading period promoting gene Hd3a-G and encoding protein and application thereof

The invention discloses a rice heading stage promoting gene Hd3a-G as well as an encoding protein and application thereof, relates to the field of gene engineering, and in particular relates to a rice heading stage promoting gene Hd3a-G as well as an encoding protein and application thereof. The inv...

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Bibliographische Detailangaben
Hauptverfasser: FANG JUN, HAN YUNFEI, SHA HANJING, LIU JIA, LI HUAN, HAN ZHONGMIN
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention discloses a rice heading stage promoting gene Hd3a-G as well as an encoding protein and application thereof, relates to the field of gene engineering, and in particular relates to a rice heading stage promoting gene Hd3a-G as well as an encoding protein and application thereof. The invention aims to solve the problem that the conventional plant growth regulator for promoting heading of rice causes adverse effects on rice. The nucleotide sequence of the gene is shown as SEQ ID NO: 1 in a sequence table. The amino acid sequence of the encoded protein is shown in the sequence table SEQ ID NO: 2. The gene Hd3a-G can promote rice heading, and heading is advanced by more than 10 days. The gene Hd3a-G can obviously improve the expression of a downstream gene OsMADS14, the Hd3a-G can interact with a protein GF14b, and the interaction strength of the Hd3a-G and the protein GF14b is higher than that of Hd3a-C and the protein GF14b. Evolutionary analysis shows that Hd3a-G is selected in the expansion proce