| | This journal provides immediate access to some articles. In This Issue The Role of Flavonoids in Root Nodule Development and Auxin Transport in Medicago truncatula Nancy A. Eckardt PMCID: PMC1488913 In Brief Structure–Function Analysis of Arabidopsis SNI1 Nancy A. Eckardt PMCID: PMC1488910 Arabidopsis SUPPRESSOR OF AUXIN RESISTANCE Proteins Are Nucleoporins Nancy A. Eckardt PMCID: PMC1488912 Historical Perspective Essay Osmogenetics: Aristotle to Arabidopsis Albino Maggio, Jian-Kang Zhu, Paul M. Hasegawa, and Ray A. Bressan PMCID: PMC1488915 Research Articles MicroRNA-Targeted and Small Interfering RNA–Mediated mRNA Degradation Is Regulated by Argonaute, Dicer, and RNA-Dependent RNA Polymerase in Arabidopsis Michael Ronemus, Matthew W. Vaughn, and Robert A. Martienssen PMCID: PMC1488920 Constitutive Expression Exposes Functional Redundancy between the Arabidopsis Histone H2A Gene HTA1 and Other H2A Gene Family Members HoChul Yi, Nagesh Sardesai, Toshinori Fujinuma, Chien-Wei Chan, Veena, and Stanton B. Gelvin PMCID: PMC1488917 The Arabidopsis SUPPRESSOR OF AUXIN RESISTANCE Proteins Are Nucleoporins with an Important Role in Hormone Signaling and Development Geraint Parry, Sally Ward, Alex Cernac, Sunethra Dharmasiri, and Mark Estelle PMCID: PMC1488926 PINOID Positively Regulates Auxin Efflux in Arabidopsis Root Hair Cells and Tobacco Cells Sang Ho Lee and Hyung-Taeg Cho PMCID: PMC1488908 Silencing the Flavonoid Pathway in Medicago truncatula Inhibits Root Nodule Formation and Prevents Auxin Transport Regulation by Rhizobia Anton P. Wasson, Flavia I. Pellerone, and Ulrike Mathesius PMCID: PMC1488924 The Arabidopsis Root Hair Cell Wall Formation Mutant lrx1 Is Suppressed by Mutations in the RHM1 Gene Encoding a UDP-l-Rhamnose Synthase Anouck Diet, Bruce Link, Georg J. Seifert, Barbara Schellenberg, Ulrich Wagner, Markus Pauly, Wolf-Dieter Reiter, and Christoph Ringli PMCID: PMC1488927 A Network of Local and Redundant Gene Regulation Governs Arabidopsis Seed Maturation Alexandra To, Christiane Valon, Gil Savino, Jocelyne Guilleminot, Martine Devic, Jérôme Giraudat, and François Parcy PMCID: PMC1488918 Jekyll Encodes a Novel Protein Involved in the Sexual Reproduction of Barley Volodymyr Radchuk, Ljudmilla Borisjuk, Ruslana Radchuk, Hans-Henning Steinbiss, Hardy Rolletschek, Sylvia Broeders, and Ulrich Wobus PMCID: PMC1488922 The BAM1/BAM2 Receptor-Like Kinases Are Important Regulators of Arabidopsis Early Anther Development Carey L.H. Hord, Changbin Chen, Brody J. DeYoung, Steven E. Clark, and Hong Ma PMCID: PMC1488923 A Novel Organization of ACT Domains in Allosteric Enzymes Revealed by the Crystal Structure of Arabidopsis Aspartate Kinase Corine Mas-Droux, Gilles Curien, Mylène Robert-Genthon, Mathieu Laurencin, Jean-Luc Ferrer, and Renaud Dumas PMCID: PMC1488909 Plastoglobules Are Lipoprotein Subcompartments of the Chloroplast That Are Permanently Coupled to Thylakoid Membranes and Contain Biosynthetic Enzymes Jotham R. Austin, II, Elizabeth Frost, Pierre-Alexandre Vidi, Felix Kessler, and L. Andrew Staehelin PMCID: PMC1488921 Downregulation of ClpR2 Leads to Reduced Accumulation of the ClpPRS Protease Complex and Defects in Chloroplast Biogenesis in Arabidopsis Andrea Rudella, Giulia Friso, Jose M. Alonso, Joseph R. Ecker, and Klaas J. van Wijk PMCID: PMC1488914 Analysis of the Arabidopsis rsr4-1/pdx1-3 Mutant Reveals the Critical Function of the PDX1 Protein Family in Metabolism, Development, and Vitamin B6 Biosynthesis Susan Wagner, Anne Bernhardt, Jan Erik Leuendorf, Christel Drewke, Anna Lytovchenko, Nader Mujahed, Cristian Gurgui, Wolf B. Frommer, Eckhard Leistner, Alisdair R. Fernie, and Hanjo Hellmann PMCID: PMC1488916 STABILIZED1, a Stress-Upregulated Nuclear Protein, Is Required for Pre-mRNA Splicing, mRNA Turnover, and Stress Tolerance in Arabidopsis Byeong-ha Lee, Avnish Kapoor, Jianhua Zhu, and Jian-Kang Zhu PMCID: PMC1488911 A Comprehensive Structure–Function Analysis of Arabidopsis SNI1 Defines Essential Regions and Transcriptional Repressor Activity Rebecca A. Mosher, Wendy E. Durrant, Dong Wang, Junqi Song, and Xinnian Dong PMCID: PMC1488919 Cellulose Binding Domains of a Phytophthora Cell Wall Protein Are Novel Pathogen-Associated Molecular Patterns Elodie Gaulin, Nani Dramé, Claude Lafitte, Trudy Torto-Alalibo, Yves Martinez, Carine Ameline-Torregrosa, Moustafa Khatib, Honoré Mazarguil, François Villalba-Mateos, Sophien Kamoun, Christian Mazars, Bernard Dumas, Arnaud Bottin, Marie-Thérèse Esquerré-Tugayé, and Martina Rickauer PMCID: PMC1488925 |
