A study of the role of KEA1 and KEA2 K+/H+ antiporters in chloroplast development and division in arabidopsis thaliana
Metadatos
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Universidad de Granada
Director
Rodríguez Rosales, PilarDepartamento
Universidad de Granada. Departamento de Fisiología Vegetal; Consejo Superior de Investigaciones Científicas (CSIC). Estación Experimental del ZaidínMateria
Plantas Potasio Fotosíntesis Arabidopsis thaliana Levaduras (Botánica) Cloroplastos Genética Homeóstasis
Materia UDC
576 2417
Fecha
2017Fecha lectura
2016-12-16Referencia bibliográfica
Aboukila, A.M.A. A study of the role of KEA1 and KEA2 K+/H+ antiporters in chloroplast development and division in arabidopsis thaliana. Granada: Universidad de Granada, 2017. [http://hdl.handle.net/10481/45095]
Patrocinador
Tesis Univ. Granada. Programa Oficial de Doctorado en: Biología Fundamental y de Sistemas; This work was funded by ERDF-co-financed grants from the Spanish Ministry of Economy and Competitiveness (BIO2012-33655 and BIO2015-65056-P) and Consejería de Economía, Innovación, Ciencia y Empleo, Junta de Andalucía (CVI- 7558) and the Agriculture Research and Development Funds (ARDF), Ministry of Agriculture, Arab Republic of Egypt.Resumen
The general objective of this work was to study the physiological function of the
Arabidopsis thaliana AtKEA1 and AtKEA2 proteins. For this purpose we have
analyzed the phenotypes of single and double T-DNA knock-out mutants, determined
the subcellular location of AtKEA2 and studied the function of AtKEA2 N-terminal
domain by heterologous expression in yeast and by bioinformatics approaches. This
general objective was developed through the following specific objectives: 1- Phenotypic analysis of single and double mutants. 2- Analysis of chloroplast number, morphology, ultrastructure. 3- Analysis of AtKEA2 subcellular localization and tissue specific expression. 4- Study of AtKEA2 interaction with chloroplast division proteins. 5- Bioinformatics and biochemical analysis of the N-terminal domain.