盐胁迫下逆向转运蛋白对植物耐盐性影响的研究进展Effects of Reverse Transporters on Plant Salt Tolerance under Salt Stress
迟越;冯紫洲;李平;张继星;
摘要(Abstract):
在高浓度Na Cl胁迫下,土壤中Na~+和Cl~-浓度过高将导致植物机体出现渗透压改变和离子中毒的现象,致使植物代谢异常。此外,盐胁迫还影响植物的Ca~(2+)和K~+等矿质元素的吸收。植物为抵御高浓度盐对自身的毒害作用,通过膜逆向转运蛋白将细胞内过多的Na~+向外排出细胞和将Na~+运入液泡区隔化。对膜逆向转运蛋白在Na~+和Cl~-的吸收、外排和离子区隔化以及膜逆向转运蛋白在植物抗盐性中的重要作用进行了综述。
关键词(KeyWords): 膜逆向转运蛋白;离子;区隔化;耐盐性
基金项目(Foundation): 国家自然科学基金项目(31260336)
作者(Author): 迟越;冯紫洲;李平;张继星;
Email:
DOI: 10.13989/j.cnki.0517-6611.2016.03.001
参考文献(References):
- [1]O'LEARY J W.Adaptive components of salt tolerance[M]//PESSARAKLI M.Handbook of plant and crop physiology.New York:Marcel Dekker,1995:577-586.
- [2]FLOWERS T J,TROKE P F,YEO A R.The mechanism of salt tolerance in halophytes[J].Annual review of plant physiology,1977,28(1):89-121.
- [3]MUNNS R.Comparative physiology of salt and water stress[J].Plant,cell&environment,2002,25(2):239-250.
- [4]MOLLER I S,TESTER M.Salinity tolerance of Arabidopsis:A good model for cereals[J].Trends in plant science,2007,12(12):534-540.
- [5]ALSCHER R G,DONAHUE J L,CRAMER C L.Reactive oxygen species and antioxidants:Relationships in green cells[J].Physiologia plantarum,1997,100(2):224-233.
- [6]MUNNS R,TESTER M.Mechanisms of salinity tolerance[J].Annu Rev Plant Biol,2008,59:651-681.
- [7]Zhu J K.Cell signaling under salt,water and cold stresses[J].Current opinion in plant biology,2001,4(5):401-406.
- [8]HERNNDEZ J A,FERRER M A,JIMNEZ A,et al.Antioxidant systems and O2.-/H2O2production in the apoplast of pea leaves.Its relation with salt-induced necrotic lesions in minor veins[J].Plant physiology,2001,127(3):817-831.
- [9]APSE M P,AHARON G S,SNEDDEN W A,et al.Salt tolerance conferred by overexpression of a vacuolar Na+/H+antiport in Arabidopsis[J].Science,1999,285(5431):1256-1258.
- [10]ZHU J K.Genetic analysis of plant salt tolerance using Arabidopsis[J].Plant physiology,2000,124(3):941-948.
- [11]FLOWERS T J,TROKE P F,YEO A R.The mechanism of salt tolerance in halophytes[J].Annual review of plant physiology,1977,28(1):89-121.
- [12]KRONZUCKER H J,SZCZERBA M W,MOAZAMI-GOUDARZI M,et al.The cytosolic Na+:K+ratio does not explain salinity‐induced growth impairment in barley:A dual‐tracer study using 42K+and 24Na+[J].Plant,cell&environment,2006,29(12):2228-2237.
- [13]KADER M A,LINDBERG S.Uptake of sodium in protoplasts of saltsensitive and salt-tolerant cultivars of rice,Oryza sativa L.determined by the fluorescent dye SBFI[J].Journal of experimental botany,2005,56(422):3149-3158.
- [14]HARO R,BAUELOS M A,SENN M E,et al.HKT1 mediates sodium uniport in roots.Pitfalls in the expression of HKT1 in yeast[J].Plant ahysiology,2005,139(3):1495-1506.
- [15]SCHACHTMAN D P,SCHROEDER J I.Structure and transport mechanism of a high-affinity potassium uptake transporter from higher plants[J].Nature,1994,370:655-658.
- [16]LAURIE S,FEENEY K A,MAATHUIS F J M,et al.A role for HKT1 in sodium uptake by wheat roots[J].The plant journal,2002,32(2):139-149.
- [17]RUS A,YOKOI S,SHARKHUU A,et al.At HKT1 is a salt tolerance determinant that controls Na+entry into plant roots[J].Proceedings of the national academy of sciences,2001,98(24):14150-14155.
- [18]GARCIADEBLS B,SENN M E,BANUELOS M A,et al.Sodium transport and HKT transporters:The rice model[J].The plant journal,2003,34:788-801.
- [19]HORIE T,COSTA A,KIM T H,et al.Rice Os HKT2;1 transporter mediates large Na+influx component into K+-starved roots for growth[J].The EMBO journal,2007,26(12):3003-3014.
- [20]GOLLDACK D,SU H,QUIGLEY F,et al.Characterization of a HKT-type transporter in rice as a general alkali cation transporter[J].The plant journal,2002,31(4):529-542.
- [21]BLUMWALD E.Sodium transport and salt tolerance in plants[J].Current opinion in cell biology,2000,12(4):431-434.
- [22]APSE M P,AHARON G S,SNEDDEN W A,et al.Salt tolerance conferred by overexpression of a vacuolar Na+/H+antiport in Arabidopsis[J].Science,1999,285(5431):1256-1258.
- [23]HAHNENBERGER K M,JIA Z,YOUNG P G.Functional expression of the Schizosaccharomyces pombe Na+/H+antiporter gene,sod2,in Saccharomyces cerevisiae[J].Proceedings of the National Academy of Sciences,1996,93(10):5031-5036.
- [24]PRIOR C,POTIER S,SOUCIET J L,et al.Characterization of the NHA1gene encoding a Na+/H+-antiporter of the yeast Saccharomyces cerevisiae[J].Febs letters,1996,387(1):89-93.
- [25]WU S J,DING L,ZHU J K.SOS1,a genetic locus essential for salt tolerance and potassium acquisition[J].The plant cell,1996,8(4):617-627.
- [26]WANG Q,GUAN C,WANG S M.Coordination of At HKT1;1 and AtSOS1 facilitates Na+and K+homeostasis in Arabidopsis thaliana under salt stress[J].Journal of plant biology,2014,57(5):282-290.