Genomes and Genes
Experts and Doctors on arabidopsis in United States
Locale: United States
- Kang B, Busse J, Dickey C, Rancour D, Bednarek S. The arabidopsis cell plate-associated dynamin-like protein, ADL1Ap, is required for multiple stages of plant growth and development. Plant Physiol. 2001;126:47-68 pubmed..We discuss the putative role of ADL1Ap in vesicular trafficking, cytokinesis, and other aspects of plant growth. ..
- Kim H, Li Y, Huang A. Ubiquitous and endoplasmic reticulum-located lysophosphatidyl acyltransferase, LPAT2, is essential for female but not male gametophyte development in Arabidopsis. Plant Cell. 2005;17:1073-89 pubmed..When they were expressed in bacteria or yeast, the microbial extract did not contain LPAT activity higher than the endogenous LPAT activity. Whether LPAT4 and 5 encode LPATs remains to be elucidated. ..
- Bezerra I, Michaels S, Schomburg F, Amasino R. Lesions in the mRNA cap-binding gene ABA HYPERSENSITIVE 1 suppress FRIGIDA-mediated delayed flowering in Arabidopsis. Plant J. 2004;40:112-9 pubmed..The abh1 lesion affects several developmental processes, perhaps because the processing of certain mRNAs in these pathways is more sensitive to loss of cap-binding activity than the majority of cellular mRNAs. ..
- Hernandez J, Heine G, Irani N, Feller A, Kim M, Matulnik T, et al. Different mechanisms participate in the R-dependent activity of the R2R3 MYB transcription factor C1. J Biol Chem. 2004;279:48205-13 pubmed..Together, these findings suggest a model in which combinatorial interactions with co-activators enable R2R3 MYB factors with very similar DNA binding preferences to discriminate between target genes in vivo. ..
- Liu Z, Meyerowitz E. LEUNIG regulates AGAMOUS expression in Arabidopsis flowers. Development. 1995;121:975-91 pubmed..Our analysis suggests that a key role of LEUNIG is to negatively regulate AGAMOUS expression in the first two whorls of the Arabidopsis flower. ..
- Kandasamy M, McKinney E, Meagher R. A single vegetative actin isovariant overexpressed under the control of multiple regulatory sequences is sufficient for normal Arabidopsis development. Plant Cell. 2009;21:701-18 pubmed publisher..In summary, it is evident that differences in vegetative actin gene regulation and the diversity in actin isovariant sequences are essential for normal plant development. ..
- Wallas T, Smith M, Sanchez Nieto S, Schnell D. The roles of toc34 and toc75 in targeting the toc159 preprotein receptor to chloroplasts. J Biol Chem. 2003;278:44289-97 pubmed..Collectively these data suggest that Toc34 and Toc75 act sequentially to mediate docking and insertion of Toc159 resulting in assembly of the functional translocon. ..
- Hall B, Shakeel S, Amir M, Ul Haq N, Qu X, Schaller G. Histidine kinase activity of the ethylene receptor ETR1 facilitates the ethylene response in Arabidopsis. Plant Physiol. 2012;159:682-95 pubmed publisher..Models for how enzymatic and nonenzymatic regulation may facilitate signaling from the ethylene receptors are discussed. ..
- Yadav R, Perales M, Gruel J, Girke T, Jonsson H, Reddy G. WUSCHEL protein movement mediates stem cell homeostasis in the Arabidopsis shoot apex. Genes Dev. 2011;25:2025-30 pubmed publisher..Migration of a stem cell-inducing transcription factor into adjacent cells to activate a negative regulator, thereby restricting its own accumulation, is a theme that is unique to plant stem cell niches...
- Wang Y, Jha A, Chen R, Doonan J, Yang M. Polyploidy-associated genomic instability in Arabidopsis thaliana. Genesis. 2010;48:254-63 pubmed publisher..The polyploidy-associated genomic instability may be a general phenomenon that constrains ploidy levels in species evolution. ..
- Tzafrir I, McElver J, Liu Cm C, Yang L, Wu J, Martinez A, et al. Diversity of TITAN functions in Arabidopsis seed development. Plant Physiol. 2002;128:38-51 pubmed..Further analysis of the TITAN network should help to elucidate the regulation of microtubule function and chromosome dynamics in seed development. ..
- Xia Y, Gao Q, Yu K, Lapchyk L, Navarre D, Hildebrand D, et al. An intact cuticle in distal tissues is essential for the induction of systemic acquired resistance in plants. Cell Host Microbe. 2009;5:151-65 pubmed publisher..This cuticular requirement was relevant only during mobile signal generation and its translocation to distal tissues. Collectively, these data suggest an active role for the plant cuticle in SAR-related molecular signaling. ..
- Bush S, Krysan P. Mutational evidence that the Arabidopsis MAP kinase MPK6 is involved in anther, inflorescence, and embryo development. J Exp Bot. 2007;58:2181-91 pubmed..Taken together, the present results indicate that MPK6 is involved in the regulation of multiple aspects of plant development. ..
- Chang C, Kwok S, Bleecker A, Meyerowitz E. Arabidopsis ethylene-response gene ETR1: similarity of product to two-component regulators. Science. 1993;262:539-44 pubmed..The dominant etr1-1 mutant gene conferred ethylene insensitivity to wild-type Arabidopsis plants when introduced by transformation. ..
- Piwarzyk E, Yang Y, Jack T. Conserved C-terminal motifs of the Arabidopsis proteins APETALA3 and PISTILLATA are dispensable for floral organ identity function. Plant Physiol. 2007;145:1495-505 pubmed..We conclude that the euAP3 and PI-derived motifs of AP3 and the PI motif of PI are not essential for floral organ identity function of AP3 and PI in Arabidopsis. ..
- Michaels S, Himelblau E, Kim S, Schomburg F, Amasino R. Integration of flowering signals in winter-annual Arabidopsis. Plant Physiol. 2005;137:149-56 pubmed..Thus, the integration of flowering signals from the photoperiod and vernalization pathways occurs, at least in part, through the regulation of FT, TSF, and SOC1. ..
- Zhao M, Morohashi K, Hatlestad G, Grotewold E, Lloyd A. The TTG1-bHLH-MYB complex controls trichome cell fate and patterning through direct targeting of regulatory loci. Development. 2008;135:1991-9 pubmed publisher..These data support a model for the TTG1 complex directly regulating activators and repressors and the movement of repressors to affect trichome patterning on the Arabidopsis leaf...
- Marty N, Rajalingam D, Kight A, Lewis N, Fologea D, Kumar T, et al. The membrane-binding motif of the chloroplast signal recognition particle receptor (cpFtsY) regulates GTPase activity. J Biol Chem. 2009;284:14891-903 pubmed publisher..These studies suggest that the cpFtsY membrane-binding motif plays a critical role in the intramolecular communication that regulates cpSRP receptor functions at the membrane. ..
- Branco Price C, Kaiser K, Jang C, Larive C, Bailey Serres J. Selective mRNA translation coordinates energetic and metabolic adjustments to cellular oxygen deprivation and reoxygenation in Arabidopsis thaliana. Plant J. 2008;56:743-55 pubmed publisher..The selective translation of a subset of mRNAs promotes the conservation of ATP and facilitates the transition to anaerobic metabolism during low-oxygen stress...
- Aceti D, Bitto E, Yakunin A, Proudfoot M, Bingman C, Frederick R, et al. Structural and functional characterization of a novel phosphatase from the Arabidopsis thaliana gene locus At1g05000. Proteins. 2008;73:241-53 pubmed publisher..Divalent metal cations were not required for activity and had little effect on the reaction. ..
- Salome P, McClung C. PSEUDO-RESPONSE REGULATOR 7 and 9 are partially redundant genes essential for the temperature responsiveness of the Arabidopsis circadian clock. Plant Cell. 2005;17:791-803 pubmed..PRR7 and PRR9 could function in temperature and light input pathways or they could represent elements of an oscillator necessary for the clock to respond to temperature signals. ..
- Jacob Y, Feng S, LeBlanc C, Bernatavichute Y, Stroud H, Cokus S, et al. ATXR5 and ATXR6 are H3K27 monomethyltransferases required for chromatin structure and gene silencing. Nat Struct Mol Biol. 2009;16:763-8 pubmed publisher..These results indicate that ATXR5 and ATXR6 form a new class of H3K27 methyltransferases and that H3K27me1 represents a previously uncharacterized pathway required for transcriptional repression in Arabidopsis. ..
- Biedrzycki M, L V, Bais H. Transcriptome analysis of Arabidopsis thaliana plants in response to kin and stranger recognition. Plant Signal Behav. 2011;6:1515-24 pubmed publisher..This study concluded that multiple physiological pathways are involved in the kin recognition. The possible implication of this study opens up a new dialogue in terms of how plant-plant interactions change under a biotic stress. ..
- Lackey E, Ng D, Chen Z. RNAi-mediated down-regulation of DCL1 and AGO1 induces developmental changes in resynthesized Arabidopsis allotetraploids. New Phytol. 2010;186:207-15 pubmed publisher..These lines will be useful for studying the effects of miRNA biogenesis genes on growth and developmental variation in the allopolyploids. ..
- Kim D, Sung S. The Plant Homeo Domain finger protein, VIN3-LIKE 2, is necessary for photoperiod-mediated epigenetic regulation of the floral repressor, MAF5. Proc Natl Acad Sci U S A. 2010;107:17029-34 pubmed publisher..Thus, the repression of MAF5 by VIL2 provides a mechanism to promote flowering in noninductive photoperiods, which contributes to the facultative nature of the Arabidopsis photoperiodic response. ..
- Yadav N, Wierzbicki A, Aegerter M, Caster C, P rez Grau L, Kinney A, et al. Cloning of higher plant omega-3 fatty acid desaturases. Plant Physiol. 1993;103:467-76 pubmed..The high degree of sequence similarity between these sequences suggests that the omega-3 desaturases use a common enzyme mechanism...
- Salome P, To J, Kieber J, McClung C. Arabidopsis response regulators ARR3 and ARR4 play cytokinin-independent roles in the control of circadian period. Plant Cell. 2006;18:55-69 pubmed..Therefore, ARR3 and ARR4 are critical for proper circadian period and define an additional level of regulation of the circadian clock in Arabidopsis. ..
- Zhang X, Chen S, Mou Z. Nuclear localization of NPR1 is required for regulation of salicylate tolerance, isochorismate synthase 1 expression and salicylate accumulation in Arabidopsis. J Plant Physiol. 2010;167:144-8 pubmed publisher..These results indicate that the NLS and nuclear localization of NPR1 are required for regulation of SA tolerance, ICS1 expression and SA accumulation. ..
- Miller N, Durham Brooks T, Assadi A, Spalding E. Detection of a gravitropism phenotype in glutamate receptor-like 3.3 mutants of Arabidopsis thaliana using machine vision and computation. Genetics. 2010;186:585-93 pubmed publisher..These statistically significant, heritable, computation-based phenotypes generated insight into functions of GLR3.3 in gravitropism. The methods could be generally applicable to the study of phenotypes and therefore gene function. ..
- Dinkins R, Majee S, Nayak N, Martin D, Xu Q, Belcastro M, et al. Changing transcriptional initiation sites and alternative 5'- and 3'-splice site selection of the first intron deploys Arabidopsis protein isoaspartyl methyltransferase2 variants to different subcellular compartments. Plant J. 2008;55:1-13 pubmed publisher
- Chen M, Thelen J. Plastid uridine salvage activity is required for photoassimilate allocation and partitioning in Arabidopsis. Plant Cell. 2011;23:2991-3006 pubmed publisher..These findings point to crucial roles played by uridine salvage for photoassimilate allocation and partitioning. ..
- Zhuang H, Hamilton Kemp T, Andersen R, Hildebrand D. The impact of alteration of polyunsaturated fatty acid levels on C6-aldehyde formation of Arabidopsis thaliana leaves. Plant Physiol. 1996;111:805-12 pubmed
- Salmi M, Bushart T, Stout S, Roux S. Profile and analysis of gene expression changes during early development in germinating spores of Ceratopteris richardii. Plant Physiol. 2005;138:1734-45 pubmed..Novel data arising from these analyses identify genes likely to be critical for the germination and subsequent early development of diverse cells and tissues emerging from dormancy...
- Allen E, Xie Z, Gustafson A, Carrington J. microRNA-directed phasing during trans-acting siRNA biogenesis in plants. Cell. 2005;121:207-21 pubmed
- Warren R, Henk A, Mowery P, Holub E, Innes R. A mutation within the leucine-rich repeat domain of the Arabidopsis disease resistance gene RPS5 partially suppresses multiple bacterial and downy mildew resistance genes. Plant Cell. 1998;10:1439-52 pubmed..The third LRR is relatively well conserved, and we speculate that it may interact with a signal transduction component shared by multiple R gene pathways. ..
- Lewis D, Miller N, Splitt B, Wu G, Spalding E. Separating the roles of acropetal and basipetal auxin transport on gravitropism with mutations in two Arabidopsis multidrug resistance-like ABC transporter genes. Plant Cell. 2007;19:1838-50 pubmed..The hypothesis that flavanols regulate MDR-dependent auxin transport was supported by the epistatic relationship of mdr4 to the tt4 phenylpropanoid pathway mutation...
- Dharmasiri N, Dharmasiri S, Jones A, Estelle M. Auxin action in a cell-free system. Curr Biol. 2003;13:1418-22 pubmed..In addition, we show that the response is not dependent on protein phosphorylation or dephosphorylation but rather is prevented by an inhibitor of peptidyl-prolyl isomerases. ..
- Steinebrunner I, Wu J, Sun Y, Corbett A, Roux S. Disruption of apyrases inhibits pollen germination in Arabidopsis. Plant Physiol. 2003;131:1638-47 pubmed..The male-specific double KO mutation is fully penetrant and shows that apyrases play a crucial role in pollen germination. ..
- Lu Y, Sharkey T. The role of amylomaltase in maltose metabolism in the cytosol of photosynthetic cells. Planta. 2004;218:466-73 pubmed..Finally, we propose that maltose metabolism in the cytosol of Arabidopsis leaves is similar to that in the cytoplasm of E. coli. ..
- Wanner L, Li G, Ware D, Somssich I, Davis K. The phenylalanine ammonia-lyase gene family in Arabidopsis thaliana. Plant Mol Biol. 1995;27:327-38 pubmed..thaliana PAL1 and PAL2, as well as motifs described in other genes involved in phenylpropanoid metabolism. A. thaliana PAL3 was expressed at very low levels under the conditions examined. ..
- Liu Z, Running M, Meyerowitz E. TSO1 functions in cell division during Arabidopsis flower development. Development. 1997;124:665-72 pubmed..Our finding that TSO1 is required for organ formation in floral tissues but not in other tissues indicates that TSO1 may encode a floral-specific cell division component, or that TSO1 function is redundant in nonfloral tissues. ..
- Hua J, Meyerowitz E. Ethylene responses are negatively regulated by a receptor gene family in Arabidopsis thaliana. Cell. 1998;94:261-71 pubmed
- Stork J, Harris D, Griffiths J, Williams B, Beisson F, Li Beisson Y, et al. CELLULOSE SYNTHASE9 serves a nonredundant role in secondary cell wall synthesis in Arabidopsis epidermal testa cells. Plant Physiol. 2010;153:580-9 pubmed publisher..Herein, we show a nonredundant role for CESA9 in secondary cell wall biosynthesis in radial cell walls of epidermal seed coats and document its importance for cell morphogenesis and barrier function of the seed coat. ..
- Grebenok R, Ohnmeiss T, Yamamoto A, Huntley E, Galbraith D, Della Penna D. Isolation and characterization of an Arabidopsis thaliana C-8,7 sterol isomerase: functional and structural similarities to mammalian C-8,7 sterol isomerase/emopamil-binding protein. Plant Mol Biol. 1998;38:807-15 pubmed..t.SI1. Structural and biochemical similarities between the A. thaliana C-8,7 sterol isomerase and the mammalian emopamil-binding protein (EBP) are discussed. ..
- Bai X, Peirson B, Dong F, Xue C, Makaroff C. Isolation and characterization of SYN1, a RAD21-like gene essential for meiosis in Arabidopsis. Plant Cell. 1999;11:417-30 pubmed..These results suggest that different RAD21-like proteins play essential roles in chromosome condensation and pairing during both meiosis and mitosis. ..
- Park S, Hwang S, Hauser B. The phenotype of Arabidopsis ovule mutants mimics the morphology of primitive seed plants. Proc Biol Sci. 2004;271:311-6 pubmed..The question of whether the structures observed in these double mutants are homologous or merely analogous to the ancestral precursors of the inner integument is discussed. ..
- Bhave N, Veley K, Nadeau J, Lucas J, Bhave S, Sack F. TOO MANY MOUTHS promotes cell fate progression in stomatal development of Arabidopsis stems. Planta. 2009;229:357-67 pubmed publisher..Finally, the consistent presence of a small number of dedifferentiated meristemoids in mature wild-type stems suggests that precursor cell arrest is a normal feature of Arabidopsis stem development. ..
- Pillitteri L, Sloan D, Bogenschutz N, Torii K. Termination of asymmetric cell division and differentiation of stomata. Nature. 2007;445:501-5 pubmed..Our findings highlight the roles of closely related bHLHs in cell type differentiation in plants and animals. ..
- Sandhu K, Hagely K, Neff M. Genetic interactions between brassinosteroid-inactivating P450s and photomorphogenic photoreceptors in Arabidopsis thaliana. G3 (Bethesda). 2012;2:1585-93 pubmed publisher..In summary, BAS1 and SOB7 displayed both simple and complex genetic interactions with the phytochromes in a plant-stage specific manner. ..
- Lucas J, Shaw S. MAP65-1 and MAP65-2 promote cell proliferation and axial growth in Arabidopsis roots. Plant J. 2012;71:454-63 pubmed publisher..Our data indicate that MAP65-1 and MAP65-2 play a critical role in root growth by promoting cell proliferation and axial extension. ..
- Nguyen T, Chandrasekar S, NEHER S, Walter P, Shan S. Concerted complex assembly and GTPase activation in the chloroplast signal recognition particle. Biochemistry. 2011;50:7208-17 pubmed publisher..These features may reflect adaptations of the chloroplast SRP to the delivery of their unique substrate protein. ..
- Rodrigo Peiris T, Xu X, Zhao Q, Wang H, Meier I. RanGAP is required for post-meiotic mitosis in female gametophyte development in Arabidopsis thaliana. J Exp Bot. 2011;62:2705-14 pubmed publisher..Nuclear division arrest during a mitotic stage suggests a role for plant RanGAP in mitotic cell cycle progression during female gametophyte development. ..
- Wu Y, Williams M, Bernard S, Driouich A, Showalter A, Faik A. Functional identification of two nonredundant Arabidopsis alpha(1,2)fucosyltransferases specific to arabinogalactan proteins. J Biol Chem. 2010;285:13638-45 pubmed publisher..AtFUT4 and AtFUT6 are the first enzymes to be characterized for AGP glycosylation and further our understanding of cell wall biosynthesis...
- Konopka C, Backues S, Bednarek S. Dynamics of Arabidopsis dynamin-related protein 1C and a clathrin light chain at the plasma membrane. Plant Cell. 2008;20:1363-80 pubmed publisher..Our studies provide insight into DRP1 and clathrin dynamics in the plant cell cortex and indicate that the clathrin endocytic machinery in plants has both similarities and striking differences to that in mammalian cells and yeast. ..
- Thakare D, Tang W, Hill K, Perry S. The MADS-domain transcriptional regulator AGAMOUS-LIKE15 promotes somatic embryo development in Arabidopsis and soybean. Plant Physiol. 2008;146:1663-72 pubmed publisher..Like Arabidopsis and Brassica AGL15, GmAGL15 was preferentially expressed in developing embryos. When ectopically overexpressed the soybean protein was able to enhance somatic embryo development in soybean...
- Liu C, Mehdy M. A nonclassical arabinogalactan protein gene highly expressed in vascular tissues, AGP31, is transcriptionally repressed by methyl jasmonic acid in Arabidopsis. Plant Physiol. 2007;145:863-74 pubmed..The strong preferential expression in vascular tissues suggests that AGP31 may be involved in vascular tissue function during both the defense response and development. ..
- Haas T, Sliwinski M, Martínez D, Preuss M, Ebine K, Ueda T, et al. The Arabidopsis AAA ATPase SKD1 is involved in multivesicular endosome function and interacts with its positive regulator LYST-INTERACTING PROTEIN5. Plant Cell. 2007;19:1295-312 pubmed..lip5 plants are viable and show no phenotypic alterations under normal growth conditions, suggesting that basal SKD1 ATPase activity is sufficient for plant development and growth. ..
- Jeong S, Rose A, Joseph J, Dasso M, Meier I. Plant-specific mitotic targeting of RanGAP requires a functional WPP domain. Plant J. 2005;42:270-82 pubmed..These results indicate that plant and animal RanGAPs undergo different migration patterns during cell division, which require their kingdom-specific targeting domains. ..
- Zhong R, Burk D, Nairn C, Wood Jones A, Morrison W, Ye Z. Mutation of SAC1, an Arabidopsis SAC domain phosphoinositide phosphatase, causes alterations in cell morphogenesis, cell wall synthesis, and actin organization. Plant Cell. 2005;17:1449-66 pubmed..Together, these results provide genetic evidence that AtSAC1, a SAC domain phosphoinositide phosphatase, is required for normal cell morphogenesis, cell wall synthesis, and actin organization. ..