Genomes and Genes
Experts and Doctors on arabidopsis in Nagoya, Aichi, Japan
Locale: Nagoya, Aichi, Japan
- Kunihiro A, Yamashino T, Mizuno T. PHYTOCHROME-INTERACTING FACTORS PIF4 and PIF5 are implicated in the regulation of hypocotyl elongation in response to blue light in Arabidopsis thaliana. Biosci Biotechnol Biochem. 2010;74:2538-41 pubmed..It is possible that plant hormone gibberellins play an important role in blue light signaling in part through PIF4/PIF5. ..
- Matsushika A, Kawamura M, Nakamura Y, Kato T, Murakami M, Yamashino T, et al. Characterization of circadian-associated pseudo-response regulators: II. The function of PRR5 and its molecular dissection in Arabidopsis thaliana. Biosci Biotechnol Biochem. 2007;71:535-44 pubmed..Considering these and other results, we discuss the structure and function of PRR5 in the context of current views of the circadian clock in higher plants. ..
- Tsukagoshi H. Defective root growth triggered by oxidative stress is controlled through the expression of cell cycle-related genes. Plant Sci. 2012;197:30-9 pubmed publisher..Overall, these results confirm that ROS function not only as stress-related compounds but that they also function as signaling molecules to regulate the progression of the cell cycle in root tips. ..
- Maruyama D, Hamamura Y, Takeuchi H, Susaki D, Nishimaki M, Kurihara D, et al. Independent control by each female gamete prevents the attraction of multiple pollen tubes. Dev Cell. 2013;25:317-23 pubmed publisher..We thus propose that each female gamete independently determines second-pollen-tube avoidance to maximize reproductive fitness in flowering plants. ..
- Kasahara R, Maruyama D, Hamamura Y, Sakakibara T, Twell D, Higashiyama T. Fertilization recovery after defective sperm cell release in Arabidopsis. Curr Biol. 2012;22:1084-9 pubmed publisher..Our results suggest that flowering plants precisely control the number of pollen tubes that arrive at each ovule and employ a fertilization recovery mechanism to maximize the likelihood of successful seed set. ..
- Iwata E, Ikeda S, Matsunaga S, Kurata M, Yoshioka Y, Criqui M, et al. GIGAS CELL1, a novel negative regulator of the anaphase-promoting complex/cyclosome, is required for proper mitotic progression and cell fate determination in Arabidopsis. Plant Cell. 2011;23:4382-93 pubmed publisher..Generation of cells with a mixed identity in gig1/osd1 further suggested that the APC/C may have an unexpected role for cell fate determination in addition to its role for proper mitotic progression. ..
- Segami S, Nakanishi Y, Sato M, Maeshima M. Quantification, organ-specific accumulation and intracellular localization of type II H(+)-pyrophosphatase in Arabidopsis thaliana. Plant Cell Physiol. 2010;51:1350-60 pubmed publisher..These results suggest that the type II H(+)-PPase functions as a proton pump in the Golgi and related vesicles in young tissues, although its content is very low compared with the type I enzyme. ..
- Azuma M, Mitsuda N, Goto K, Oshima Y, Ohme Takagi M, Otagaki S, et al. The Petal-Specific InMYB1 Promoter Functions by Recognizing Petaloid Cells. Plant Cell Physiol. 2016;57:580-7 pubmed publisher..The petal-specific function of the InMYB1 promoter could be used as a marker to identify petaloid cells. ..
- Suzuki T, Miwa K, Ishikawa K, Yamada H, Aiba H, Mizuno T. The Arabidopsis sensor His-kinase, AHk4, can respond to cytokinins. Plant Cell Physiol. 2001;42:107-13 pubmed..coli, a phosphorelay interaction between the Arabidopsis His-kinase and histidine-containing phosphotransmitters (AHPs) was also demonstrated for the first time. ..
- Terakura S, Kitakura S, Ishikawa M, Ueno Y, Fujita T, Machida C, et al. Oncogene 6b from Agrobacterium tumefaciens induces abaxial cell division at late stages of leaf development and modifies vascular development in petioles. Plant Cell Physiol. 2006;47:664-72 pubmed
- Ogawa M, Shinohara H, Sakagami Y, Matsubayashi Y. Arabidopsis CLV3 peptide directly binds CLV1 ectodomain. Science. 2008;319:294 pubmed publisher..Our results provide direct evidence that CLV3 and CLV1 function as a ligand-receptor pair involved in stem cell maintenance. ..
- Ueoka Nakanishi H, Sazuka T, Nakanishi Y, Maeshima M, Mori H, Hisabori T. Thioredoxin h regulates calcium dependent protein kinases in plasma membranes. FEBS J. 2013;280:3220-31 pubmed publisher..The relationship between the redox regulation system and Ca(2+) signaling pathways is discussed. ..
- Sasabe M, Kosetsu K, Hidaka M, Murase A, Machida Y. Arabidopsis thaliana MAP65-1 and MAP65-2 function redundantly with MAP65-3/PLEIADE in cytokinesis downstream of MPK4. Plant Signal Behav. 2011;6:743-7 pubmed..These results suggest that AtMAP65-1 and AtMAP65-2 also function in cytokinesis downstream of MPK4. ..
- Kinoshita T, Ono N, Hayashi Y, Morimoto S, Nakamura S, Soda M, et al. FLOWERING LOCUS T regulates stomatal opening. Curr Biol. 2011;21:1232-8 pubmed publisher..Our results define a new cell-autonomous role for FT and demonstrate that the flowering time genes ELF3 and FT are involved in the regulation of H(+)-ATPase by blue light in guard cells. ..
- Masaki T, Tsukagoshi H, Mitsui N, Nishii T, Hattori T, Morikami A, et al. Activation tagging of a gene for a protein with novel class of CCT-domain activates expression of a subset of sugar-inducible genes in Arabidopsis thaliana. Plant J. 2005;43:142-52 pubmed..These results suggest that ASML2 functions as a transcriptional activator and regulates the expression of at least a subset of sugar-inducible genes. ..
- Hata S, Kobae Y, Banba M. Interactions between plants and arbuscular mycorrhizal fungi. Int Rev Cell Mol Biol. 2010;281:1-48 pubmed publisher..Finally, we mention the worldwide problems of limited and biased agricultural resources and discuss future directions as to how we can make use of AM symbiosis for improving crop production and establishing sustainable agriculture. ..
- Kondo T, Kajita R, Miyazaki A, Hokoyama M, Nakamura Miura T, Mizuno S, et al. Stomatal density is controlled by a mesophyll-derived signaling molecule. Plant Cell Physiol. 2010;51:1-8 pubmed publisher..We also suggest that stomagen increases stomatal density by competing with negative regulators EPF1 and EPF2 for the receptor-like protein TOO MANY MOUTHS...
- Taniguchi M, Nakamura M, Tasaka M, Morita M. Identification of gravitropic response indicator genes in Arabidopsis inflorescence stems. Plant Signal Behav. 2014;9:e29570 pubmed publisher..Therefore, we conclude that IAA5 is a sensitive GRI to monitor asymmetric auxin signaling caused by gravistimulation in Arabidopsis inflorescence stems. ..
- Haga N, Kato K, Murase M, Araki S, Kubo M, Demura T, et al. R1R2R3-Myb proteins positively regulate cytokinesis through activation of KNOLLE transcription in Arabidopsis thaliana. Development. 2007;134:1101-10 pubmed..Our results suggest that a pair of structurally related R1R2R3-Myb transcription factors may positively regulate cytokinesis mainly through transcriptional activation of the KN gene. ..
- Yang H, Matsubayashi Y, Nakamura K, Sakagami Y. Diversity of Arabidopsis genes encoding precursors for phytosulfokine, a peptide growth factor. Plant Physiol. 2001;127:842-51 pubmed..However, the transgenic cells expressing either antisense cDNA did not dramatically decrease mitogenic activity, suggesting that these two genes may act redundantly. ..
- Ohyama K, Ogawa M, Matsubayashi Y. Identification of a biologically active, small, secreted peptide in Arabidopsis by in silico gene screening, followed by LC-MS-based structure analysis. Plant J. 2008;55:152-60 pubmed publisher..This peptide, which we have named CEP1, is mainly expressed in the lateral root primordia and, when overexpressed or externally applied, significantly arrests root growth. CEP1 is a candidate for a novel peptide plant hormone. ..
- Furuichi T, Iida H, Sokabe M, Tatsumi H. Expression of Arabidopsis MCA1 enhanced mechanosensitive channel activity in the Xenopus laevis oocyte plasma membrane. Plant Signal Behav. 2012;7:1022-6 pubmed publisher..Single-channel analyses suggest that MCA1 encodes a possible MS channel with a conductance of 34 pS...
- Maeo K, Tokuda T, Ayame A, Mitsui N, Kawai T, Tsukagoshi H, et al. An AP2-type transcription factor, WRINKLED1, of Arabidopsis thaliana binds to the AW-box sequence conserved among proximal upstream regions of genes involved in fatty acid synthesis. Plant J. 2009;60:476-87 pubmed publisher..Thus, WRI1 promotes the flow of carbon to oil during seed maturation by directly activating genes involved in FA synthesis and controlling genes for assembly and storage of TAG. ..
- Yamamoto M, Maruyama D, Endo T, Nishikawa S. Arabidopsis thaliana has a set of J proteins in the endoplasmic reticulum that are conserved from yeast to animals and plants. Plant Cell Physiol. 2008;49:1547-62 pubmed publisher..These results suggest that A. thaliana has a set of ER J proteins structurally and functionally conserved from yeast to plants. ..
- Nakamichi N, Kita M, Ito S, Sato E, Yamashino T, Mizuno T. The Arabidopsis pseudo-response regulators, PRR5 and PRR7, coordinately play essential roles for circadian clock function. Plant Cell Physiol. 2005;46:609-19 pubmed..Taking these results together, we propose for the first time that PRR5 and PRR7 coordinately (or synergistically) play essential clock-associated roles close to the central oscillator. ..
- Sato E, Nakamichi N, Yamashino T, Mizuno T. Aberrant expression of the Arabidopsis circadian-regulated APRR5 gene belonging to the APRR1/TOC1 quintet results in early flowering and hypersensitiveness to light in early photomorphogenesis. Plant Cell Physiol. 2002;43:1374-85 pubmed
- Ishikawa T, Machida C, Yoshioka Y, Kitano H, Machida Y. The GLOBULAR ARREST1 gene, which is involved in the biosynthesis of folates, is essential for embryogenesis in Arabidopsis thaliana. Plant J. 2003;33:235-44 pubmed..8/- plants developed as far as the heart to bent-cotyledon stage. This result suggests that the GLA1 function is provided to embryos by maternal tissues until embryos reach the globular stage. ..
- Hong Z, Ueguchi Tanaka M, Fujioka S, Takatsuto S, Yoshida S, Hasegawa Y, et al. The Rice brassinosteroid-deficient dwarf2 mutant, defective in the rice homolog of Arabidopsis DIMINUTO/DWARF1, is rescued by the endogenously accumulated alternative bioactive brassinosteroid, dolichosterone. Plant Cell. 2005;17:2243-54 pubmed..Based on these observations, we discuss an alternative BR biosynthetic pathway that produces DS when Dim/dwf1 is defective. ..
- Onai K, Ishiura M. PHYTOCLOCK 1 encoding a novel GARP protein essential for the Arabidopsis circadian clock. Genes Cells. 2005;10:963-72 pubmed publisher..Therefore, the PCL1 gene is the clock oscillator gene essential to the generation of clock oscillation in the higher plant...
- Kawachi M, Kobae Y, Mori H, Tomioka R, Lee Y, Maeshima M. A mutant strain Arabidopsis thaliana that lacks vacuolar membrane zinc transporter MTP1 revealed the latent tolerance to excessive zinc. Plant Cell Physiol. 2009;50:1156-70 pubmed publisher..These results indicate an essential role of MTP1 in detoxification of excessive Zn and provide novel information on the latent adaptation mechanism to Zn stress, which is hidden by MTP1. ..
- Yokoyama A, Yamashino T, Amano Y, Tajima Y, Imamura A, Sakakibara H, et al. Type-B ARR transcription factors, ARR10 and ARR12, are implicated in cytokinin-mediated regulation of protoxylem differentiation in roots of Arabidopsis thaliana. Plant Cell Physiol. 2007;48:84-96 pubmed..Taken together, we propose that ARR10 and ARR12, together with ARR1, redundantly play pivotal roles in the AHK-dependent phosphorelay signaling in response to cytokinin in roots. ..
- Ishiguro S, Nishimori Y, Yamada M, Saito H, Suzuki T, Nakagawa T, et al. The Arabidopsis FLAKY POLLEN1 gene encodes a 3-hydroxy-3-methylglutaryl-coenzyme A synthase required for development of tapetum-specific organelles and fertility of pollen grains. Plant Cell Physiol. 2010;51:896-911 pubmed publisher..These results show that the MVA pathway is essential, at least in tapetal cells and pollen grains, for the development of tapetum-specific organelles and the fertility of pollen grains. ..
- Inagaki S, Suzuki T, Ohto M, Urawa H, Horiuchi T, Nakamura K, et al. Arabidopsis TEBICHI, with helicase and DNA polymerase domains, is required for regulated cell division and differentiation in meristems. Plant Cell. 2006;18:879-92 pubmed..These results suggest that cell cycle progression at G2/M is important for the regulation of the pattern of cell division and of differentiation during plant development. ..
- Imamura A, Kiba T, Tajima Y, Yamashino T, Mizuno T. In vivo and in vitro characterization of the ARR11 response regulator implicated in the His-to-Asp phosphorelay signal transduction in Arabidopsis thaliana. Plant Cell Physiol. 2003;44:122-31 pubmed..These results with regard to the functions of ARR11 are mainly discussed in comparison with those of the previously characterized type-B response regulators. ..
- Yamawaki S, Yamashino T, Nakanishi H, Mizuno T. Functional characterization of HY5 homolog genes involved in early light-signaling in Physcomitrella patens. Biosci Biotechnol Biochem. 2011;75:1533-9 pubmed..patens under light and dark conditions. These results suggest that the function of HY5-homologs in P. patens is evolutionarily conserved, and is implicated in a process of caulonema development. ..
- Ohyama K, Shinohara H, Ogawa Ohnishi M, Matsubayashi Y. A glycopeptide regulating stem cell fate in Arabidopsis thaliana. Nat Chem Biol. 2009;5:578-80 pubmed publisher..thaliana plants overexpressing CLV3, we show that CLV3 is a 13-amino-acid arabinosylated glycopeptide. Post-translational arabinosylation of CLV3 is critical for its biological activity and high-affinity binding to its receptor CLV1. ..
- Takahashi K, Hayashi K, Kinoshita T. Auxin activates the plasma membrane H+-ATPase by phosphorylation during hypocotyl elongation in Arabidopsis. Plant Physiol. 2012;159:632-41 pubmed publisher..Our results define the activation mechanism of H(+)-ATPase by auxin during early-phase hypocotyl elongation; this is the long-sought-after mechanism that is central to the acid-growth theory...
- Tsukagoshi H, Morikami A, Nakamura K. Two B3 domain transcriptional repressors prevent sugar-inducible expression of seed maturation genes in Arabidopsis seedlings. Proc Natl Acad Sci U S A. 2007;104:2543-7 pubmed..Our results suggest that HSI2 and HSL1 repress the sugar-inducible expression of the seed maturation program in seedlings and play an essential role in regulating the transition from seed maturation to seedling growth. ..
- Okumura M, Inoue S, Takahashi K, Ishizaki K, Kohchi T, Kinoshita T. Characterization of the plasma membrane H+-ATPase in the liverwort Marchantia polymorpha. Plant Physiol. 2012;159:826-34 pubmed publisher..Our results define physiological signals for the regulation of pT H(+)-ATPase in the liverwort M. polymorpha, which is one of the earliest plants to acquire pT H(+)-ATPase...
- Kawamura M, Ito S, Nakamichi N, Yamashino T, Mizuno T. The function of the clock-associated transcriptional regulator CCA1 (CIRCADIAN CLOCK-ASSOCIATED 1) in Arabidopsis thaliana. Biosci Biotechnol Biochem. 2008;72:1307-16 pubmed
- Ishikawa T, Machida C, Yoshioka Y, Ueda T, Nakano A, Machida Y. EMBRYO YELLOW gene, encoding a subunit of the conserved oligomeric Golgi complex, is required for appropriate cell expansion and meristem organization in Arabidopsis thaliana. Genes Cells. 2008;13:521-35 pubmed publisher..We propose that some Golgi-localized proteins, distributions of which are controlled by EYE, play important roles in expansion of cells and organs, and in formation of the properly organized SAM in plants. ..
- Matsubayashi Y, Ogawa M, Kihara H, Niwa M, Sakagami Y. Disruption and overexpression of Arabidopsis phytosulfokine receptor gene affects cellular longevity and potential for growth. Plant Physiol. 2006;142:45-53 pubmed
- Nomoto Y, Nomoto Y, Kubozono S, Yamashino T, Nakamichi N, Mizuno T. Circadian clock- and PIF4-controlled plant growth: a coincidence mechanism directly integrates a hormone signaling network into the photoperiodic control of plant architectures in Arabidopsis thaliana. Plant Cell Physiol. 2012;53:1950-64 pubmed publisher..The results of this study suggest that the circadian clock orchestrates a variety of hormone signaling pathways to regulate the photoperiod-dependent morphogenesis in A. thaliana. ..
- Kawachi M, Kobae Y, Mimura T, Maeshima M. Deletion of a histidine-rich loop of AtMTP1, a vacuolar Zn(2+)/H(+) antiporter of Arabidopsis thaliana, stimulates the transport activity. J Biol Chem. 2008;283:8374-83 pubmed publisher..We propose that a histidine-rich loop functions as a buffering pocket of Zn(2+) and a sensor of the zinc level at the cytoplasmic surface. This loop may be involved in the maintenance of the level of cytoplasmic Zn(2+). ..
- Kiba T, Aoki K, Sakakibara H, Mizuno T. Arabidopsis response regulator, ARR22, ectopic expression of which results in phenotypes similar to the wol cytokinin-receptor mutant. Plant Cell Physiol. 2004;45:1063-77 pubmed..These results suggested that ARR22 might also be implicated, directly or indirectly, in the cytokinin-responsive His-->Asp phophorelay signal transduction. ..
- Ide Y, Nagasaki N, Tomioka R, Suito M, Kamiya T, Maeshima M. Molecular properties of a novel, hydrophilic cation-binding protein associated with the plasma membrane. J Exp Bot. 2007;58:1173-83 pubmed..These results suggest that the hydrophilic protein PCaP1 binds Ca(2+) and other cations and is stably associated with the plasma membrane. ..
- Yamamoto Y, Yoshitsugu T, Sakurai T, Seki M, Shinozaki K, Obokata J. Heterogeneity of Arabidopsis core promoters revealed by high-density TSS analysis. Plant J. 2009;60:350-62 pubmed publisher..Unlike mammalian promoters, plant promoters are not associated with CpG islands. However, plant-specific GA-type promoters share some characteristics with mammalian CpG-type promoters. ..
- Chen Y, Asano T, Fujiwara M, Yoshida S, Machida Y, Yoshioka Y. Plant cells without detectable plastids are generated in the crumpled leaf mutant of Arabidopsis thaliana. Plant Cell Physiol. 2009;50:956-69 pubmed publisher..We also demonstrate that plastids with trace or undetectable amounts of chlorophyll are generated from enlarged plastids by a non-binary fission mode of plastid replication in both crl and arc6. ..
- Niwa Y, Yamashino T, Mizuno T. The circadian clock regulates the photoperiodic response of hypocotyl elongation through a coincidence mechanism in Arabidopsis thaliana. Plant Cell Physiol. 2009;50:838-54 pubmed publisher..Both of these clock-mediated coincidence mechanisms may coordinately confer ecological fitness to plants growing in natural habitats with varied photoperiods...
- Kawamura H, Ito S, Yamashino T, Niwa Y, Nakamichi N, Mizuno T. Characterization of genetic links between two clock-associated genes, GI and PRR5 in the current clock model of Arabidopsis thaliana. Biosci Biotechnol Biochem. 2008;72:2770-4 pubmed..The model includes the hypothetical evening Y-TOC1 feedback loop, in which "Y" is suspected to be GI and/or PRR5. This issue was also addressed in this study; perhaps GI and PRR5 are not sufficient to fulfill the Y role. ..
- Takeuchi H, Higashiyama T. Tip-localized receptors control pollen tube growth and LURE sensing in Arabidopsis. Nature. 2016;531:245-8 pubmed publisher..This work provides insights into the orchestration of efficient pollen tube growth and species-specific pollen tube attraction by multiple receptors during male-female communication. ..
- Ueoka Nakanishi H, Yamashino T, Ishida K, Kamioka M, Nakamichi N, Mizuno T. Molecular mechanisms of circadian rhythm in Lotus japonicus and Arabidopsis thaliana are sufficiently compatible to regulate heterologous core clock genes robustly. Biosci Biotechnol Biochem. 2012;76:2332-4 pubmed..thaliana core clock genes CCA1 and PRR5 in heterologous L. japonicus cells and found that the molecular mechanism of circadian rhythm in L. japonicus is compatible with that of A. thaliana. ..
- Asano T, Yoshioka Y, Kurei S, Sakamoto W, Machida Y. A mutation of the CRUMPLED LEAF gene that encodes a protein localized in the outer envelope membrane of plastids affects the pattern of cell division, cell differentiation, and plastid division in Arabidopsis. Plant J. 2004;38:448-59 pubmed..A possible function of the CRL protein is discussed. ..
- Fujimori T, Yamashino T, Kato T, Mizuno T. Circadian-controlled basic/helix-loop-helix factor, PIL6, implicated in light-signal transduction in Arabidopsis thaliana. Plant Cell Physiol. 2004;45:1078-86 pubmed..g., elongation of hypocotyls in de-etiolation). Taken together, PIL6 might function at an interface between the circadian clock and red light-signal transduction pathways. ..
- Ohno Y, Narangajavana J, Yamamoto A, Hattori T, Kagaya Y, Paszkowski J, et al. Ectopic gene expression and organogenesis in Arabidopsis mutants missing BRU1 required for genome maintenance. Genetics. 2011;189:83-95 pubmed publisher..Our results suggest that BRU1 has a function related to the stability of subchromosomal gene regulation in the euchromatic regions, in addition to the maintenance of chromatin states coupled with heritable epigenetic marks. ..
- Yamamoto M, Kawanabe M, Hayashi Y, Endo T, Nishikawa S. A vacuolar carboxypeptidase mutant of Arabidopsis thaliana is degraded by the ERAD pathway independently of its N-glycan. Biochem Biophys Res Commun. 2010;393:384-9 pubmed publisher..Therefore, AtCPY*-GFP can be used as a marker protein to analyze the ERAD pathway, likely for nonglycosylated substrates, in plant cells. ..
- Nakamichi N, Kita M, Ito S, Yamashino T, Mizuno T. PSEUDO-RESPONSE REGULATORS, PRR9, PRR7 and PRR5, together play essential roles close to the circadian clock of Arabidopsis thaliana. Plant Cell Physiol. 2005;46:686-98 pubmed
- Wu J, Okada T, Fukushima T, Tsudzuki T, Sugiura M, Yukawa Y. A novel hypoxic stress-responsive long non-coding RNA transcribed by RNA polymerase III in Arabidopsis. RNA Biol. 2012;9:302-13 pubmed publisher..The RNA was not processed into a smaller fragment and no short open reading frame was included. Remarkably, expression of the AtR8 RNA responded negatively to hypoxic stress, and this regulation evidently differed from that of U6 snRNA. ..
- Negishi T, Oshima K, Hattori M, Kanai M, Mano S, Nishimura M, et al. Tonoplast- and plasma membrane-localized aquaporin-family transporters in blue hydrangea sepals of aluminum hyperaccumulating plant. PLoS ONE. 2012;7:e43189 pubmed publisher..The overexpression of VALT and PALT1 in Arabidopsis thaliana conferred Al-tolerance and Al-sensitivity, respectively...
- Sunarpi -, Horie T, Motoda J, Kubo M, Yang H, Yoda K, et al. Enhanced salt tolerance mediated by AtHKT1 transporter-induced Na unloading from xylem vessels to xylem parenchyma cells. Plant J. 2005;44:928-38 pubmed..Thus AtHKT1 reduces the sodium content in xylem vessels and leaves, thereby playing a central role in protecting plant leaves from salinity stress. ..
- Mizutani M, Watanabe S, Nakagawa T, Maeshima M. Aquaporin NIP2;1 is mainly localized to the ER membrane and shows root-specific accumulation in Arabidopsis thaliana. Plant Cell Physiol. 2006;47:1420-6 pubmed..NIP2;1 expressed in yeast cells had low water channel activity in the membranes. NIP2;1 may function as a water channel and/or ER channel for other small molecules or ions. ..
- Iwama A, Yamashino T, Tanaka Y, Sakakibara H, Kakimoto T, Sato S, et al. AHK5 histidine kinase regulates root elongation through an ETR1-dependent abscisic acid and ethylene signaling pathway in Arabidopsis thaliana. Plant Cell Physiol. 2007;48:375-80 pubmed..Our results suggest that AHK5 His-kinase acts as a negative regulator in the signaling pathway in which ethylene and ABA inhibit the root elongation through ETR1 (an ethylene receptor). ..
- Nishimura C, Ohashi Y, Sato S, Kato T, Tabata S, Ueguchi C. Histidine kinase homologs that act as cytokinin receptors possess overlapping functions in the regulation of shoot and root growth in Arabidopsis. Plant Cell. 2004;16:1365-77 pubmed
- Yamashino T, Matsushika A, Fujimori T, Sato S, Kato T, Tabata S, et al. A Link between circadian-controlled bHLH factors and the APRR1/TOC1 quintet in Arabidopsis thaliana. Plant Cell Physiol. 2003;44:619-29 pubmed..Taken together, here we propose the novel view that these bHLH factors (PIF4 and PIL6) might play roles, in concert with APRR1/TOC1, in the integration of light-signals to control both circadian and photomorphogenic processes. ..
- Kojima H, Suzuki T, Kato T, Enomoto K, Sato S, Kato T, et al. Sugar-inducible expression of the nucleolin-1 gene of Arabidopsis thaliana and its role in ribosome synthesis, growth and development. Plant J. 2007;49:1053-63 pubmed..The AtNuc-L1 disruptant exhibited significantly reduced sugar-induced expression of RP genes, suggesting that AtNuc-L1 is involved in the sugar-inducible expression of RP genes. ..
- Ishida K, Yamashino T, Yokoyama A, Mizuno T. Three type-B response regulators, ARR1, ARR10 and ARR12, play essential but redundant roles in cytokinin signal transduction throughout the life cycle of Arabidopsis thaliana. Plant Cell Physiol. 2008;49:47-57 pubmed..It is therefore conceivable that the other type-B ARRs (ARR2, ARR11, ARR14 and ARR18) might play more specific roles spatially and temporally in plants. ..
- Nagasaki Takeuchi N, Miyano M, Maeshima M. A plasma membrane-associated protein of Arabidopsis thaliana AtPCaP1 binds copper ions and changes its higher order structure. J Biochem. 2008;144:487-97 pubmed publisher..These findings indicate that PCaP1 has a high Cu(2+)-binding capacity with a relatively high affinity. PCaP1 lacks cysteine and histidine residues. A large number of glutamate residues may be involved in the Cu(2+) binding. ..
- Furuichi T, Cunningham K, Muto S. A putative two pore channel AtTPC1 mediates Ca(2+) flux in Arabidopsis leaf cells. Plant Cell Physiol. 2001;42:900-5 pubmed..These results suggest that AtTPC1 mediates a voltage-activated Ca(2+ )influx in Arabidopsis leaf cells. ..
- Iwata E, Ikeda S, Abe N, Kobayashi A, Kurata M, Matsunaga S, et al. Roles of GIG1 and UVI4 in genome duplication in Arabidopsis thaliana. Plant Signal Behav. 2012;7:1079-81 pubmed publisher..These findings suggest that endomitosis and endoreplication are regulated by similar molecular mechanisms, in which two related proteins, GIG1 and UVI4, may inhibit APC/C in different ways. ..