ArticleThe Plant cell2011
The interconversion of UDP-arabinopyranose and UDP-arabinofuranose is indispensable for plant development in Arabidopsis.
Article in The Plant cell, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 69 papers.
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Who cites it
69 citing papers in PubMed, 134 citations in OpenAlex.
- Deciphering the ceRNA Network in Alfalfa: Insights into Cold Stress Tolerance Mechanisms.Biomolecules · 2026Article
- Galactan mobilization during carbon starvation compromises plant cell wall-mediated resistance to fungal infection.The Plant journal : for cell and molecular biology · 2025Article
- Arabinokinase Limits the Flux of Arabinose Into Nucleotide Sugars to Prevent Toxicity.Plant direct · 2025Article
- Storming the barricades of rhamnogalacturonan-II synthesis and function.The Plant cell · 2025Review
- Mucilicious methods: Navigating the tools developed to Arabidopsis Seed Coat Mucilage analysis.Cell surface (Amsterdam, Netherlands) · 2025Review
- Complete biosynthesis of QS-21 in engineered yeast.Nature · 2024Article
- Genetic dissection of monosaccharides contents in rice whole grain using genome-wide association study.The plant genome · 2023Article
- Article
- The hydroxyproline O-arabinosyltransferase FIN4 is required for tomato pollen intine development.Plant reproduction · 2023Article
- Rhamnogalacturonan-I forms mucilage: behind its simplicity, a cutting-edge organization.Journal of experimental botany · 2022Article
- Starch biosynthesis in guard cells has features of both autotrophic and heterotrophic tissues.Plant physiology · 2022Article
- Overexpression of UDP-sugar pyrophosphorylase leads to higher sensitivity towards galactose, providing new insights into the mechanisms of galactose toxicity in plants.The Plant journal : for cell and molecular biology · 2022Article
- Modification of plant cell walls with hydroxycinnamic acids by BAHD acyltransferases.Frontiers in plant science · 2022Review
- CRISPR/Cas9 suppression of OsAT10, a rice BAHD acyltransferase, reduces p-coumaric acid incorporation into arabinoxylan without increasing saccharification.Frontiers in plant science · 2022Article
- A GPAT1 Mutation in Arabidopsis Enhances Plant Height but Impairs Seed Oil Biosynthesis.International journal of molecular sciences · 2021Article
- Biosynthesis and Transport of Nucleotide Sugars for Plant Hemicellulose.Frontiers in plant science · 2021Review
- Effect of germination potential on storage lipids and transcriptome changes in premature developing seeds of oilseed rape (Brassica napus L.).TAG. Theoretical and applied genetics. Theoretische und angewandte Genetik · 2020Article
- Review
- Plasmodesmata Conductivity Regulation: A Mechanistic Model.Plants (Basel, Switzerland) · 2019Review
- Molecular characteristics of plant UDP-arabinopyranose mutases.Glycobiology · 2019Review
9 more citing papers are in PubMed but not listed here.
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Authors and funding
8 authors at 4 institutions in 3 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
L-Ara, an important constituent of plant cell walls, is found predominantly in the furanose rather than in the thermodynamically more stable pyranose form. Nucleotide sugar mutases have been demonstrated to interconvert UDP-Larabinopyranose (UDP-Arap) and UDP-L-arabinofuranose (UDP-Araf) in rice (Oryza sativa). These enzymes belong to a small gene family encoding the previously named Reversibly Glycosylated Proteins (RGPs). RGPs are plant-specific cytosolic proteins that tend to associate with the endomembrane system. In Arabidopsis thaliana, the RGP protein family consists of five closely related members. We characterized all five RGPs regarding their expression pattern and subcellular localizations in transgenic Arabidopsis plants. Enzymatic activity assays of recombinant proteins expressed in Escherichia coli identified three of the Arabidopsis RGP protein family members as UDP-L-Ara mutases that catalyze the formation of UDP-Araf from UDP-Arap. Coimmunoprecipitation and subsequent liquid chromatography-electrospray ionization-tandem mass spectrometry analysis revealed a distinct interaction network between RGPs in different Arabidopsis organs. Examination of cell wall polysaccharide preparations from RGP1 and RGP2 knockout mutants showed a significant reduction in total L-Ara content (12–31%) compared with wild-type plants. Concomitant downregulation of RGP1 and RGP2 expression results in plants almost completely deficient in cell wall–derived L-Ara and exhibiting severe developmental defects.
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