The role of sulfite reductase in assimilatory sulfate reduction in Arabidopsis thaliana [Elektronische Ressource] / presented by Muhammad Sayyar Khan

Dissertationsubmitted to theCombined Faculties for the Natural Sciences and for Mathematicsof the Ruperto-Carola University of Heidelberg, Germanyfor the degree ofDoctor of Natural Sciencespresented byM.Sc. (Hons) Muhammad Sayyar Khanborn in Mardan, NWFP, PakistanstOral-examination: November 21 , 2008The role of sulfite reductase in assimilatory sulfate reduction in Arabidopsis thalianaReferees: Prof. Dr. Rüdiger HellProf. Dr. Thomas RauschTable of ContentsSummary...................................................................................................................................1Zusammenfassung....................................................................................................................21 Introduction...........................................................................................................................31.1 Importance of sulfur for the plants and agriculture.........................................................31.2 An overview of uptake and assimilation of sulfur in higher plants.................................41.3 Role of ATP sulfurylase in sulfate reduction...................................................................71.4 Role of APS reductase in sulfate reduction.....................................................................81.5 Role of sulfite reductase in sulfate reduction..................................................................91.