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Article
Open AccessEvolution of the C4 phosphoenolpyruvate carboxylase promoter of the C4 species Flaveria trinervia: the role of the proximal promoter region
The key enzymes of photosynthetic carbon assimilation in C4 plants have evolved independently several times from C3 isoforms that were present in the C3 ancestral species. The C4 isoform of phosphoenolpyruvate ca...
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Article
The non-photosynthetic phosphoenolpyruvate carboxylases of the C4 dicot Flaveria trinervia – implications for the evolution of C4 photosynthesis
C4 phosphoenolpyruvate carboxylases (PEPCase; EC 4.1.1.3) have evolved from ancestral non-photosynthetic (C3) isoforms during the evolution of angiosperms and thereby gained distinct kinetic and regulatory prope...
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Article
The molecular basis of C4 photosynthesis in sorghum: isolation, characterization and RFLP map** of mesophyll- and bundle-sheath-specific cDNAs obtained by differential screening
C4 photosynthesis depends upon the strict compartmentalization of the CO2-assimilatory enzymes of the C4 and Calvin cycle in two different cell types, mesophyll and bundle-sheath cells. A differential accumulatio...
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Article
Primary structure of the photosynthetic pyruvate orthophosphate dikinase of the C3 plant Flaveria pringlei and expression analysis of pyruvate orthophosphate dikinase sequences in C3, C3–C4 and C4 Flaveria species
We have isolated full-size cDNA sequences encoding the photosynthetic isoform of pyruvate orthophosphate dikinase (PPDK) of the C3 plant Flaveria pringlei. The encoded protein shares 96% identical amino acid resi...
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Article
Subunit III (Psa-F) of photosystem I reaction center of the C4 dicotyledon Flaveria trinervia
An immunological survey of C3, C4 and C3-C4-intermediate Flaveria species showed that subunit III (PsaF) of the photosystem I reaction center (PSI-RC) is present in all these species. This was confirmed by the is...
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Article
Differential accumulation of plastid transcripts encoding photosystem II components in the mesophyll and bundle-sheath cells of monocotyledonous NADP-malic enzyme-type C4 plants
As a first step in understanding the differential expression of the plastid-encoded photosystem II (PSII) genes in mesophyll and bundle-sheath cells, we have used RNA blotting techniques to investigate the tra...
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Chapter
Biogenesis of Photosystem II in C3 and C4 Plants — A Model System to Study Developmentally Regulated and Cell-Specific Expression of Plastid Genes
Ordered plant development requires the coordinated, yet differential expression of functionally linked genes both in time and space. Differentiation thus is an inherent feature of all developmental processes. ...