Genomes and Genes
Gene Symbol: VTC2
Description: GDP-L-galactose phosphorylase 1
Alias: F10M23.190, F10M23_190, vitamin c defective 2, GDP-L-galactose phosphorylase 1
Species: thale cress
- Müller Moulé P, Conklin P, Niyogi K. Ascorbate deficiency can limit violaxanthin de-epoxidase activity in vivo. Plant Physiol. 2002;128:970-7 pubmed..ascorbate levels on NPQ in vivo, we measured the induction of NPQ in a vitamin C-deficient mutant of Arabidopsis, vtc2-2...
- Larkindale J, Hall J, Knight M, Vierling E. Heat stress phenotypes of Arabidopsis mutants implicate multiple signaling pathways in the acquisition of thermotolerance. Plant Physiol. 2005;138:882-97 pubmed..Ethylene signaling mutants (ein2 and etr1) and reactive oxygen metabolism mutants (vtc1, vtc2, npq1, and cad2) were more defective in basal than acquired thermotolerance, especially under high light...
- Clay N, Adio A, Denoux C, Jander G, Ausubel F. Glucosinolate metabolites required for an Arabidopsis innate immune response. Science. 2009;323:95-101 pubmed publisher..Our study shows that well-studied plant metabolites, previously identified as important in avoiding damage by herbivores, are also required as a component of the plant defense response against microbial pathogens...
- Linster C, Gomez T, Christensen K, Adler L, Young B, Brenner C, et al. Arabidopsis VTC2 encodes a GDP-L-galactose phosphorylase, the last unknown enzyme in the Smirnoff-Wheeler pathway to ascorbic acid in plants. J Biol Chem. 2007;282:18879-85 pubmed..Here we show that the protein encoded by VTC2, a gene mutated in vitamin C-deficient Arabidopsis thaliana strains, is a member of the GalT/Apa1 branch of the ..
- Müller Moulé P. An expression analysis of the ascorbate biosynthesis enzyme VTC2. Plant Mol Biol. 2008;68:31-41 pubmed publisherThe vtc2 mutant of Arabidopsis thaliana is vitamin C deficient and is defective in the ascorbate biosynthesis enzyme GDP-L-Galactose phosphorylase/L -Galactose guanylyltransferase...
- Botanga C, Bethke G, Chen Z, Gallie D, Fiehn O, Glazebrook J. Metabolite profiling of Arabidopsis inoculated with Alternaria brassicicola reveals that ascorbate reduces disease severity. Mol Plant Microbe Interact. 2012;25:1628-38 pubmed publisher..GABA promoted, and ascorbate strongly inhibited, fungal growth in culture. Arabidopsis vtc1 and vtc2 mutants, that have low levels of ascorbate, were more susceptible to A. brassicicola...