2C型丝氨酸/苏氨酸蛋白磷酸酶(PP2C-type protein phosphatases, PP2C)是ABA信号转导途径中的关键组分,在植物生长发育、细胞周期调节及应对逆境胁迫的过程中发挥重要的作用。本研究利用本实验室构建的‘云烟87’转录组数据库,从‘云烟8...2C型丝氨酸/苏氨酸蛋白磷酸酶(PP2C-type protein phosphatases, PP2C)是ABA信号转导途径中的关键组分,在植物生长发育、细胞周期调节及应对逆境胁迫的过程中发挥重要的作用。本研究利用本实验室构建的‘云烟87’转录组数据库,从‘云烟87’烟草中克隆到一个NtPP2C37-like基因,该基因开放阅读框为1 275 bp,编码425个氨基酸残基。通过对NtPP2C37-like蛋白质进行相关分析,该蛋白不存在信号肽,可能属于非分泌蛋白;不具有跨膜结构,不属于跨膜蛋白。同源性分析结果显示,说明NtPP2C37-like蛋白与茄科植物有高度同源性。本研究获得了烟草NtPP2C37-like基因完整ORF,这为将来深入研究烟草NtPP2C37-like基因功能提供了科学依据。展开更多
The main aim of the present paper is to establish an intrinsic investigation of the energy β-conformal change of the most important special Finsler spaces, namely, Ch-recurrent, Cv-recurrent, C0-recurrent, Sv-recurre...The main aim of the present paper is to establish an intrinsic investigation of the energy β-conformal change of the most important special Finsler spaces, namely, Ch-recurrent, Cv-recurrent, C0-recurrent, Sv-recurrent, quasi-C-reducible, semi-C-reducible, C-reducible, P-reducible, C2-like, S3-like, P2-like and h-isotropic, ···, etc. Necessary and sufficient conditions for such special Finsler manifolds to be invariant under an energy β-conformal change are obtained. It should be pointed out that the present work is formulated in a prospective modern coordinate-free form.展开更多
文摘The main aim of the present paper is to establish an intrinsic investigation of the energy β-conformal change of the most important special Finsler spaces, namely, Ch-recurrent, Cv-recurrent, C0-recurrent, Sv-recurrent, quasi-C-reducible, semi-C-reducible, C-reducible, P-reducible, C2-like, S3-like, P2-like and h-isotropic, ···, etc. Necessary and sufficient conditions for such special Finsler manifolds to be invariant under an energy β-conformal change are obtained. It should be pointed out that the present work is formulated in a prospective modern coordinate-free form.
