Rice seed vigor regulation gene SV3, encoding protein and application

The invention provides a rice seed vigor regulation gene SV3, and belongs to the technical field of plant molecular biology and plant breeding, the nucleotide sequence of the gene SV3 is shown as SEQ ID NO.1; or the cDNA sequence of the gene SV3 is as shown in SEQ ID NO. 2. The gene can regulate and control the activity of rice seeds, provides a new gene resource for crop breeding, and has important theoretical and practical significance for plant breeding and application. The invention also provides an encoding protein and application of the rice seed vigor regulation gene SV3. 本发明提供了水稻种子活力调控基因SV3，属于植物分子生物学与植物育种技术领域，所述基因SV3的核苷酸序列如SEQ ID NO.1所示；或者，所述基因SV3的cDNA序列如SEQ ID NO.2所示。该基因可调控水稻种子的活力，为作物育种提供了新的基因资源，对植物育种与应用具有重要的理论和实践意义。本发明还提供了水稻种子活力调控基因SV3的编码蛋白及应用。