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近日,四川大学林宏辉、杨健课题组在Plant Physiology发表了题为OsMAPK20-1 and OsMAPK20-4 phosphorylate OsCK2β3 to regulate its stability in response to phosphate starvation in rice的研究论文。该研究解析了水稻中由MEK1-MAPK20-1/4介导的MAPK级联信号通路,阐明其通过磷酸化修饰调控OsCK2β3蛋白稳定性、进而精准调控水稻磷素吸收与稳态平衡的分子机制。 ) G' X9 M2 X. d. A0 Q9 Z
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