Research Topics
Genomes and Genes | Takehiko ShibataSummaryAffiliation: RIKEN Brain Science Institute Country: Japan Publications
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Publications
Homologous genetic recombination as an intrinsic dynamic property of a DNA structure induced by RecA/Rad51-family proteins: a possible advantage of DNA over RNA as genomic materialT Shibata
Cellular and Molecular Biology Laboratory, RIKEN, The Institute of Physical and Chemical Research, Hirosawa 2 1, Wako Shi, Saitama 351 0198, Japan
Proc Natl Acad Sci U S A 98:8425-32. 2001..e., protein-segment shuffling). These properties may give an extensive evolutionary advantage to DNA...
DNA recombination protein-dependent mechanism of homoplasmy and its proposed functionsTakehiko Shibata
Cellular and Molecular Biology Laboratory, RIKEN The Institute of Physical and Chemical Research, Hirosawa 2 1, Wako Shi, Saitama 351 0198, Japan
Mitochondrion 7:17-23. 2007..Conversely, within the nuclear genome, homologous DNA recombination causes genetic diversity. Considering these contradictory roles of this key reaction in DNA recombination, possible functions of homoplasmy are discussed...
[Mitochondrial inheritance in yeast: mtDNA recombination and homoplasmy]Takehiko Shibata
Tanpakushitsu Kakusan Koso 50:1822-6. 2005
Distinct chromatin modulators regulate the formation of accessible and repressive chromatin at the fission yeast recombination hotspot ade6-M26Kouji Hirota
Shibata Distinguished Senior Scientist Laboratory, RIKEN Discovery Research Institute, Wako Shi, Saitama 351 0198, Japan
Mol Biol Cell 19:1162-73. 2008..Thus, we propose that multiple chromatin modulators regulate chromatin structure reversibly and participate in the regulation of both meiotic recombination and stress-induced transcription around CRE-like sequences...
Targeted induction of meiotic double-strand breaks reveals chromosomal domain-dependent regulation of Spo11 and interactions among potential sites of meiotic recombinationTomoyuki Fukuda
Shibata Distinguished Senior Scientist Laboratory, RIKEN, 2 1 Hirosawa, Wako, Saitama 351 0198, Japan
Nucleic Acids Res 36:984-97. 2008..Thus, potential sites for Spo11-mediated DSB are subject to domain-specific and local competitive regulations during and after DSB formation...
DNA recombination-initiation plays a role in the extremely biased inheritance of yeast [rho-] mitochondrial DNA that contains the replication origin ori5Feng Ling
RIKEN Discovery Research Institute, Hirosawa 2 1, Wako Shi, Saitama 351 0198, Japan
Mol Cell Biol 27:1133-45. 2007....
Stepwise chromatin remodelling by a cascade of transcription initiation of non-coding RNAsKouji Hirota
Cellular and Molecular Biology Laboratory, RIKEN Advanced Science Institute, Wako Shi, Saitama 351 0198, Japan
Nature 456:130-4. 2008..Our results demonstrate that transcription through the promoter region is required to make DNA sequences accessible to transcriptional activators and to RNAPII...
Reactive oxygen species regulate DNA copy number in isolated yeast mitochondria by triggering recombination-mediated replicationAkiko Hori
Chemical Genetics Laboratory, RIKEN Advanced Science Institute, Hirosawa 2 1, Wako Shi, Saitama 351 0198, Japan
Nucleic Acids Res 37:749-61. 2009..We therefore propose that ROS act as a regulator of mtDNA copy number, acting through the Mhr1-dependent initiation of rolling-circle replication promoted by Ntg1-induced DSB in the single-stranded regions at ori5...
Roles of histone acetylation and chromatin remodeling factor in a meiotic recombination hotspotTakatomi Yamada
Genetic Dynamics Research Unit Laboratory, RIKEN, Wako, Saitama, Japan
EMBO J 23:1792-803. 2004..These results suggest that HATs and ADCRs cooperatively alter local chromatin structure, as in selective transcription activation, to activate meiotic recombination at M26 in a site-specific manner...
Fission yeast global repressors regulate the specificity of chromatin alteration in response to distinct environmental stressesKouji Hirota
Genetic Dynamics Research Unit Laboratory, RIKEN Institute of Physical and Chemical Research, Wako Shi, Saitama 351 0198, Japan
Nucleic Acids Res 32:855-62. 2004..Such a role for these proteins may serve as a paradigm for the regulation of stress response in higher eukaryotes...
A fluorescent antibiotic resistance marker for rapid production of transgenic rice plantsTetsuko Ochiai-Fukuda
Laboratory for Remediation Research, Plant Science Center (PSC1) and Discovery Research Institute (DRI, RIKEN, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan
J Biotechnol 122:521-7. 2006..In addition, the small size (1.1 kb) of gfbsd is preferable for construction of transformation vectors. This new marker gene will make a significant contribution in molecular genetic studies of rice plants...
A DNA-binding surface of SPO11-1, an Arabidopsis SPO11 orthologue required for normal meiosisYoshinori Shingu
Cellular and Molecular Biology Laboratory, RIKEN Advanced Science Institute, Wako Shi, Saitama, Japan
FEBS J 277:2360-74. 2010..Thus, the Gly215, Arg222 and Arg223 residues of SPO11-1 form a DNA-binding surface that is functional in meiosis...
Concordant evolution of trichothecene 3-O-acetyltransferase and an rDNA species phylogeny of trichothecene-producing and non-producing fusaria and other ascomycetous fungiTakeshi Tokai
Laboratory for Remediation Research, Plant Science Center, RIKEN, Wako, Saitama 351-0198, and Yokohama, Kanagawa 230-0045, Japan
Microbiology 151:509-19. 2005..The phylogeny of the 3-O-acetyltransferase was mostly concordant with the rDNA species phylogeny of these ascomycetous fungi...
Recombination-dependent mtDNA partitioning: in vivo role of Mhr1p to promote pairing of homologous DNAFeng Ling
Cellular and Molecular Biology Laboratory, RIKEN, Hirosawa 2 1, Wako Shi, Saitama 351 0198, Japan
EMBO J 21:4730-40. 2002..These results suggest a mechanism for mtDNA inheritance similar to that operating in the replication and packaging of phage DNA...
The double-stranded break-forming activity of plant SPO11s and a novel rice SPO11 revealed by a Drosophila bioassayYoshinori Shingu
Cellular and Molecular Biology Laboratory, RIKEN Advanced Science Institute, 2 1 Hirosawa, Wako, Saitama 351 0198, Japan
BMC Mol Biol 13:1. 2012..In addition, plants have multiple SPO11-homologues...
Screening of putative oxygenase genes in the Fusarium graminearum genome sequence database for their role in trichothecene biosynthesisTakeshi Tokai
Laboratory for Remediation Research, and Plant and Microbial Metabolic Engineering Unit-Laboratory, Plant Science Center (PSC1) and Discovery Research Institute, RIKEN, Wako, Saitama 351-0198, Japan
FEMS Microbiol Lett 251:193-201. 2005..asiaticum. The results are discussed in relation to the presence of as-yet-unidentified oxygenation genes that are necessary for the biosynthesis of trichothecenes...
RecR forms a ring-like tetramer that encircles dsDNA by forming a complex with RecFMasayoshi Honda
RIKEN Advanced Science Institute, 2 1 Hirosawa, Wako, Saitama 351 0198, Japan
Nucleic Acids Res 36:5013-20. 2008..Thus, we propose that the ring-like ttRecR tetramer has a key role in tethering the ttRecFR complex onto dsDNA and that the ring structure may function as a clamp protein...
Mhr1p-dependent concatemeric mitochondrial DNA formation for generating yeast mitochondrial homoplasmic cellsFeng Ling
Cellular and Molecular Biology Laboratory, RIKEN, Saitama 351 0198, Japan
Mol Biol Cell 15:310-22. 2004....
New TAXI-type xylanase inhibitor genes are inducible by pathogens and wounding in hexaploid wheatTomoko Igawa
Laboratory for Remediation Research, Plant Science Center, RIKEN, 1 7 22 Suehiro, Tsurumi, Yokohama, Kanagawa, 230 0045, Japan
Plant Cell Physiol 45:1347-60. 2004..xylanases: it was also active against some spelt xylan-induced xylanases of F. graminearum. These features suggest that some, but not all, TAXI-type xylanase inhibitors have a role in plant defense...
Meiotic association between Spo11 regulated by Rec102, Rec104 and Rec114Hiroyuki Sasanuma
Genetic System Regulation Laboratory, RIKEN Discovery Research Institute, Hirosawa 2 1, Wako, Saitama 351 0198, Japan
Nucleic Acids Res 35:1119-33. 2007..Together, these results suggest that in vivo self-association of Spo11 during meiosis is genetically regulated. The results are discussed in relation to possible roles of Spo11 self-interaction in the control of the cleavage activity...
Heteroduplex joint formation free of net topological change by Mhr1, a mitochondrial recombinaseFeng Ling
Chemical Genetics Laboratory, RIKEN Advanced Science Institute, Hirosawa 2 1, Wako City, Saitama 351 0198, Japan
J Biol Chem 284:9341-53. 2009..We propose a novel topological mechanism wherein Mhr1 induces untwisting without net topological change...
A mechanism for single-stranded DNA-binding protein (SSB) displacement from single-stranded DNA upon SSB-RecO interactionJin Inoue
RIKEN Advanced Science Institute, 2 1, Hirosawa, Wako, Saitama 351 0198, Japan
J Biol Chem 286:6720-32. 2011....
The process of displacing the single-stranded DNA-binding protein from single-stranded DNA by RecO and RecR proteinsJin Inoue
RIKEN Discovery Research Institute, 2 1, Hirosawa, Wako, Saitama 351 0198, Japan
Nucleic Acids Res 36:94-109. 2008..Interestingly, the interaction of RecR with RecO affected the ssDNA-binding properties of RecO. These results suggest a model of SSB displacement from the ssDNA by RecF pathway proteins...
Heteronuclear multidimensional NMR and homology modelling studies of the C-terminal nucleotide-binding domain of the human mitochondrial ABC transporter ABCB6Kaori Kurashima-Ito
Cellular and Molecular Biology Laboratory, RIKEN, Wako, Saitama, 351 0198, Japan
J Biomol NMR 35:53-71. 2006..Since the Helical domain is the putative interface to the transmembrane domain, this cooperativity may explain the coupled functions between domains in the substrate-transportation cycle...
Metabolism of zearalenone by genetically modified organisms expressing the detoxification gene from Clonostachys roseaNaoko Takahashi-Ando
Laboratory for Remediation Research, Plant Science Center, RIKEN, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan
Appl Environ Microbiol 70:3239-45. 2004..Environ. Microbiol. 68:3545-3549, 2002). An appropriate combination of a candidate host microbe and the codon-optimized synthetic gene may contribute significantly to establishing a mycotoxin detoxification system for food and feed...
An NMR study on the interaction of Escherichia coli DinI with RecA-ssDNA complexesMasatoshi Yoshimasu
Cellular and Molecular Biology Laboratory, RIKEN, 2 1 Hirosawa, Wako Shi, Saitama 351 0198, Japan
Nucleic Acids Res 31:1735-43. 2003....
Trichothecene nonproducer Gibberella species have both functional and nonfunctional 3-O-acetyltransferase genesMakoto Kimura
Laboratory for Remediation Research, Plant Science Center, RIKEN, Wako, Saitama 351 0198, Japan
Genetics 163:677-84. 2003..The existence of Tri101 in a trichothecene nonproducer suggests that this gene existed in the fungal genome before the divergence of producers from nonproducers in the evolution of Fusarium species...
An endoplasmic reticulum stress-specific caspase cascade in apoptosis. Cytochrome c-independent activation of caspase-9 by caspase-12Nobuhiro Morishima
Bioarchitect Research Group, RIKEN The Institute of Physical and Chemical Research, 2 1 Hirosawa, Wako, Saitama 351 0198, Japan
J Biol Chem 277:34287-94. 2002..These data suggest that procaspase-9 is a substrate of caspase-12 and that ER stress triggers a specific cascade involving caspase-12, -9, and -3 in a cytochrome c-independent manner...
[Rolling circle replication: a universal model for controlling mechanisms of mitochondrial DNA copy number]Feng Ling
Tanpakushitsu Kakusan Koso 52:886-92. 2007
RecQ5 Interacts with Rad51 and Is Involved in Resistance of Drosophila to Cisplatin TreatmentSayako Maruyama
Cellular and Molecular Biology Laboratory, RIKEN
Biol Pharm Bull 35:2017-22. 2012..These data suggest that RecQ5 and Rad51 in Drosophila functioned for survival after the flies had been treated with cisplatin...
An ex vivo method for rapid generation of monoclonal antibodies (ADLib system)Hidetaka Seo
Chiome Bioscience Inc, RIKEN, 2 1 Hirosawa, Wako Shi, Saitama ken 351 0198, Japan
Nat Protoc 1:1502-6. 2006..The whole process from selection to screening can be completed in about 1 week. Thus, the ADLib system will accelerate biological studies, including drug discovery and design...
The possible roles of the DNA helicase and C-terminal domains in RECQ5/QE: complementation study in yeastMinoru Nakayama
Cellular and Molecular Biology Laboratory, RIKEN (The Institute of Physical and Chemical Research, Hirosawa, Wako-shi, Saitama, Japan
DNA Repair (Amst) 3:369-78. 2004..These results suggested that the RECQ5/QE helicase activity is important for cellular function and that the C-terminal domain has a specific function in the absence of Top3...
Fission yeast Tup1-like repressors repress chromatin remodeling at the fbp1+ promoter and the ade6-M26 recombination hotspotKouji Hirota
Genetic Dynamics Research Unit Laboratory, The Institute of Physical and Chemical Research RIKEN, Wako Shi, Saitama 351 0198, Japan
Genetics 165:505-15. 2003..These observations suggest that these fission yeast Tup1-like corepressors repress chromatin remodeling at CRE-related sequences and that Rst2 antagonizes this function...
A novel method for the biosynthesis of deuterated proteins with selective protonation at the aromatic rings of Phe, Tyr and TrpSundaresan Rajesh
Cellular and Molecular Biology Laboratory, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan
J Biomol NMR 27:81-6. 2003....
Drosophila melanogaster RECQ5/QE DNA helicase: stimulation by GTP bindingKatsumi Kawasaki
Cellular and Molecular Biology Laboratory, RIKEN The Institute of Physical and Chemical Research, 2 1 Hirosawa, Wako Shi, Saitama 351 0198, Japan
Nucleic Acids Res 30:3682-91. 2002..5) (K(m)) values for the substrates during the DNA helicase reaction. The data collectively suggest that the RECQ5/QE protein is activated upon GTP binding through the ATP-binding site...
The trichothecene biosynthesis gene cluster of Fusarium graminearum F15 contains a limited number of essential pathway genes and expressed non-essential genesMakoto Kimura
Laboratory for Remediation Research, Plant Science Center, RIKEN, 2 1 Hirosawa, Wako, Saitama 351 0198, Japan
FEBS Lett 539:105-10. 2003..In contrast, recombinant TRI8 protein displayed no C-3 deacetylase activity, suggesting that the loss or alteration of function contribute directly to the chemotype difference...
Translocation of Bim to the endoplasmic reticulum (ER) mediates ER stress signaling for activation of caspase-12 during ER stress-induced apoptosisNobuhiro Morishima
Bioarchitect Research Group, RIKEN, The Institute of Physical and Chemical Research, 2 1 Hirosawa, Wako, Saitama 351 0198, Japan
J Biol Chem 279:50375-81. 2004..These results suggest that translocation of Bim to the ER in response to ER stress is an important step toward activation of caspase-12 and initiation of the ER stress-specific caspase cascade...
Purification, crystallization and initial crystallographic analysis of RNA polymerase holoenzyme from Thermus thermophilusMarina N Vassylyeva
Genomic Sciences Center RIKEN, 2 1 Hirosawa, Wako, Saitama 351 0198, Japan
Acta Crystallogr D Biol Crystallogr 58:1497-500. 2002..aquaticus RNA polymerase core enzyme as a search model. The refinement of structure and model building of the sigma(70) subunit is now in progress...
Association of HSP70 with endonucleases allows the expression of otherwise silent mutationsHikaru Mizumura
Bioarchitect Research Group and Cellular and Molecular Biology Laboratory, RIKEN (The Institute of Physical and Chemical Research, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan
FEBS Lett 522:177-82. 2002..These results suggest that HSP70 interaction with certain endonucleases allows the expression of otherwise silent mutations in them, causing a change in enzyme cleavage specificity...
Cdc7-dependent phosphorylation of Mer2 facilitates initiation of yeast meiotic recombinationHiroyuki Sasanuma
Department of Life Sciences, Graduate School of Arts and Sciences, The University of Tokyo, Komaba 3 8 1, Meguro ku, Tokyo 153 8902, Japan
Genes Dev 22:398-410. 2008..We thus propose that Cdc7, in concert with CDK, regulates Spo11 loading to DSB sites via Mer2 phosphorylation...
Structural and functional analyses of the DMC1-M200V polymorphism found in the human populationJuri Hikiba
Laboratory of Structural Biology, Graduate School of Advanced Science and Engineering, Waseda University, 2 2 Wakamatsu cho, Shinjuku ku, Tokyo 162 8480, Japan
Nucleic Acids Res 36:4181-90. 2008....
Holliday junction binding activity of the human Rad51B proteinHiroshi Yokoyama
RIKEN Genomic Sciences Center, 1 7 22 Suehiro cho, Tsurumi, Yokohama 230 0045, Japan
J Biol Chem 278:2767-72. 2003..Therefore, the Rad51B protein may have a specific function in Holliday junction processing in the homologous recombinational repair pathway in humans...
Heteroduplex joint formation by a stoichiometric complex of Rad51 and Rad52 of Saccharomyces cerevisiaeNaoto Arai
Department of Applied Biological Science, Nihon University College of Bioresource Sciences, Fujisawa shi, Kanagawa, Japan
J Biol Chem 280:32218-29. 2005....
Correlation between premeiotic DNA replication and chromatin transition at yeast recombination initiation sitesHajime Murakami
Genetic Dynamics Research Unit-Laboratory, RIKEN (The Institute of Physical and Chemical Research, Wako-shi, Saitama 351-0198, Japan
Nucleic Acids Res 31:4085-90. 2003....
Multiple modes of chromatin configuration at natural meiotic recombination hot spots in fission yeastKouji Hirota
Department of Life Sciences, Graduate School of Arts and Sciences, The University of Tokyo, Komaba 3 8 1, Meguroku, Tokyo 153 8902, Japan
Eukaryot Cell 6:2072-80. 2007....
Structural basis for octameric ring formation and DNA interaction of the human homologous-pairing protein Dmc1Takashi Kinebuchi
Protein Research Group, RIKEN Genomic Sciences Center, 1 7 22 Suehiro cho, Tsurumi, Yokohama 230 0045, Japan
Mol Cell 14:363-74. 2004..The inner patch binds both single-stranded and double-stranded DNAs, while the outer one binds single-stranded DNA. Based on these results, we propose a model for the interaction of the Dmc1 rings with DNA...
Positive role of the mammalian TBPIP/HOP2 protein in DMC1-mediated homologous pairingRima Enomoto
RIKEN Genomic Sciences Center, 1 7 22 Suehiro cho, Tsurumi, Yokohama 230 0045, Japan
J Biol Chem 279:35263-72. 2004..Therefore, these results suggest that TBPIP/HOP2 directly binds to DNA and functions as an activator for DMC1 during the homologous pairing step in meiosis...
Crystal structure of the homologous-pairing domain from the human Rad52 recombinase in the undecameric formWataru Kagawa
RIKEN Genomic Sciences Center, 1 7 22 Suehiro cho, Tsurumi, Yokohama, Japan
Mol Cell 10:359-71. 2002..A mutational analysis revealed that the amino acid residues located between the beta-beta-beta-alpha fold and the characteristic hairpin loop are essential for ssDNA and dsDNA binding...
Rapid generation of specific antibodies by enhanced homologous recombinationHidetaka Seo
Genetic Dynamics Research Unit, RIKEN Discovery Research Institute, 2-1 Hirosawa, Wako, Saitama 351-0198, Japan
Nat Biotechnol 23:731-5. 2005....
Roles of the HSP70-subunit in a eukaryotic multi-site-specific endonuclease, Endo.SceI: autophosphorylation and heat stabilityKatsumi Kawasaki
Department of Biochemistry, Faculty of Pharmaceutical Sciences, Setsunan University, 45 1 Nagaotoge cho, Hirakata, Osaka 573 0101, Japan
Biosci Biotechnol Biochem 68:2557-64. 2004..SceI. These findings suggest that the HSP70-subunit shields Endo.SceI from heat inactivation through ATP/ADP binding...
Incorporation of DUF/FACT into chromatin enhances the accessibility of nucleosomal DNAHidetaka Seo
Department of Biophysics and Biochemistry, Graduate School of Science, University of Tokyo, 7 3 1 Hongo, Bunkyo ku, Tokyo 113 0033, Japan
Biochem Biophys Res Commun 303:8-13. 2003..Also we found that DUF has a high affinity for core histones in vitro. We suggest that the function of DUF may be to make the chromatin structure accessible to replication factors...
Stimulation of Dmc1-mediated DNA strand exchange by the human Rad54B proteinNaoyuki Sarai
RIKEN Genomic Sciences Center, 1 7 22 Suehiro cho, Tsurumi, Yokohama 230 0045, Japan
Nucleic Acids Res 34:4429-37. 2006..Therefore, Rad54B may stimulate the Dmc1-mediated DNA strand exchange by stabilizing the nucleoprotein filament, which is formed on the ssDNA tails produced at DSB sites during homologous recombination...
[Role of homologous DNA recombination in regulation of molecular evolution]Takehiko Shibata
Tanpakushitsu Kakusan Koso 48:704-6. 2003
[Structural and biochemical aspects of homologous genetic (DNA) recombination]Hitoshi Kurumizaka
Graduate School of Science and Engineering, Waseda University, 2-2 Wakamatsu, Shinjuku-ku, Tokyo 162-8480, Japan
Seikagaku 80:511-20. 2008
Modulation of immunoglobulin gene conversion frequency and distribution by the histone deacetylase HDAC2 in chicken DT40Waka Lin
Shibata Distinguished Scientist Laboratory, RIKEN Discovery Research Institute, Saitama Ken, Japan
Genes Cells 13:255-68. 2008..These results underscore the potential participation of HDAC-mediated histone acetylation in Ig diversification, but also suggest a specific role of HDAC2 to control the spatial targeting of Ig gene conversion...
Overproduction, crystallization and preliminary diffraction data of ADP-ribose pyrophosphatase from Thermus thermophilus HB8Sachiko Yoshiba
Department of Biology, Graduate School of Science, Osaka University, Toyonaka, Osaka 560-0043, Japan
Acta Crystallogr D Biol Crystallogr 59:1840-2. 2003..50 A resolution from the apo form using synchrotron radiation and to 2.0 A resolution from the complexed form. Both crystals belong to space group P3(1)21 or P3(2)21 and contain one molecule in the asymmetric unit...
Region and amino acid residues required for Rad51C binding in the human Xrcc3 proteinHitoshi Kurumizaka
RIKEN Genomic Sciences Center, 1-7-22 Suehiro-cho, Tsurumi, Yokohama 230-0045, Japan
Nucleic Acids Res 31:4041-50. 2003..Superposition of the Xrcc3 Tyr139 and Phe249 residues on the RecA structure suggested that Tyr139 may function to ensure proper folding and Phe249 may be important to constitute the Rad51C-binding interface in Xrcc3...
