Search Results - "KATAYAMA Tsutomu"

DnaA binding locus datA promotes DnaA-ATP hydrolysis to enable cell cycle-coordinated replication initiation by Kasho, Kazutoshi, Katayama, Tsutomu

“…The initiation of chromosomal DNA replication is rigidly regulated to ensure that it occurs in a cell cycle-coordinated manner. To ensure this in Escherichia…”
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Highly organized DnaA-oriC complexes recruit the single-stranded DNA for replication initiation by Ozaki, Shogo, Katayama, Tsutomu

“…In Escherichia coli, the replication origin oriC consists of two functional regions: the duplex unwinding element (DUE) and its flanking DnaA-assembly region…”
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The DnaA Cycle in Escherichia coli : Activation, Function and Inactivation of the Initiator Protein by Katayama, Tsutomu, Kasho, Kazutoshi, Kawakami, Hironori

“…This review summarizes the mechanisms of the initiator protein DnaA in replication initiation and its regulation in . The chromosomal origin ( ) DNA is unwound…”
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Exponential propagation of large circular DNA by reconstitution of a chromosome-replication cycle by Su'etsugu, Masayuki, Takada, Hiraku, Katayama, Tsutomu, Tsujimoto, Hiroko

“…Propagation of genetic information is a fundamental property of living organisms. Escherichia coli has a 4.6 Mb circular chromosome with a replication origin,…”
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DnaB helicase is recruited to the replication initiation complex via binding of DnaA domain I to the lateral surface of the DnaB N-terminal domain by Hayashi, Chihiro, Miyazaki, Erika, Ozaki, Shogo, Abe, Yoshito, Katayama, Tsutomu

“…The DNA replication protein DnaA in Escherichia coli constructs higher-order complexes on the origin, oriC, to unwind this region. DnaB helicase is loaded onto…”
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Regulatory dynamics in the ternary DnaA complex for initiation of chromosomal replication in Escherichia coli by Sakiyama, Yukari, Kasho, Kazutoshi, Noguchi, Yasunori, Kawakami, Hironori, Katayama, Tsutomu

“…In Escherichia coli, the level of the ATP-DnaA initiator is increased temporarily at the time of replication initiation. The replication origin, oriC, contains…”
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Cooperative DnaA Binding to the Negatively Supercoiled datA Locus Stimulates DnaA-ATP Hydrolysis by Kasho, Kazutoshi, Tanaka, Hiroyuki, Sakai, Ryuji, Katayama, Tsutomu

“…Timely initiation of replication in Escherichia coli requires functional regulation of the replication initiator, ATP-DnaA. The cellular level of ATP-DnaA…”
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Timely binding of IHF and Fis to DARS2 regulates ATP-DnaA production and replication initiation by Kasho, Kazutoshi, Fujimitsu, Kazuyuki, Matoba, Toshihiro, Oshima, Taku, Katayama, Tsutomu

“…In Escherichia coli, the ATP-bound form of DnaA (ATP-DnaA) promotes replication initiation. During replication, the bound ATP is hydrolyzed to ADP to yield the…”
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Near-atomic structural model for bacterial DNA replication initiation complex and its functional insights by Shimizu, Masahiro, Noguchi, Yasunori, Sakiyama, Yukari, Kawakami, Hironori, Katayama, Tsutomu, Takada, Shoji

“…Upon DNA replication initiation in Escherichia coli, the initiator protein DnaA forms higher-order complexes with the chromosomal origin oriC and a DNA-bending…”
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Specific genomic sequences of E. coli promote replicational initiation by directly reactivating ADP-DnaA by Fujimitsu, Kazuyuki, Senriuchi, Takayuki, Katayama, Tsutomu

“…In Escherichia coli, ATP-DnaA, unlike ADP-DnaA, can initiate chromosomal replication at oriC. The level of cellular ATP-DnaA fluctuates, peaking at around the…”
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A novel mode of DnaA–DnaA interaction promotes ADP dissociation for reactivation of replication initiation activity by Sugiyama, Ryo, Kasho, Kazutoshi, Miyoshi, Kenya, Ozaki, Shogo, Kagawa, Wataru, Kurumizaka, Hitoshi, Katayama, Tsutomu

“…Abstract ATP-DnaA is temporally increased to initiate replication during the cell cycle. Two chromosomal loci, DARS (DnaA-reactivating sequences) 1 and 2,…”
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Crystal structure of the complex of the interaction domains of Escherichia coli DnaB helicase and DnaC helicase loader: structural basis implying a distortion-accumulation mechanism for the DnaB ring opening caused by DnaC binding by Nagata, Koji, Okada, Akitoshi, Ohtsuka, Jun, Ohkuri, Takatoshi, Akama, Yusuke, Sakiyama, Yukari, Miyazaki, Erika, Horita, Shoichiro, Katayama, Tsutomu, Ueda, Tadashi, Tanokura, Masaru

“…Abstract Loading the bacterial replicative helicase DnaB onto DNA requires a specific loader protein, DnaC/DnaI, which creates the loading-competent state by…”
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IHF and Fis as Escherichia coli Cell Cycle Regulators: Activation of the Replication Origin oriC and the Regulatory Cycle of the DnaA Initiator by Kasho, Kazutoshi, Ozaki, Shogo, Katayama, Tsutomu

“…This review summarizes current knowledge about the mechanisms of timely binding and dissociation of two nucleoid proteins, IHF and Fis, which play fundamental…”
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Whole-Genome Analysis Reveals That the Nucleoid Protein IHF Predominantly Binds to the Replication Origin oriC Specifically at the Time of Initiation by Kasho, Kazutoshi, Oshima, Taku, Chumsakul, Onuma, Nakamura, Kensuke, Fukamachi, Kazuki, Katayama, Tsutomu

“…The structure and function of bacterial chromosomes are dynamically regulated by a wide variety of nucleoid-associated proteins (NAPs) and DNA superstructures,…”
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Novel Divisome-Associated Protein Spatially Coupling the Z-Ring with the Chromosomal Replication Terminus in Caulobacter crescentus by Ozaki, Shogo, Jenal, Urs, Katayama, Tsutomu

“…Cell division requires proper spatial coordination with the chromosome, which undergoes dynamic changes during chromosome replication and segregation. FtsZ is…”
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Differentiation of the DnaA-oriC Subcomplex for DNA Unwinding in a Replication Initiation Complex by Ozaki, Shogo, Noguchi, Yasunori, Hayashi, Yasuhisa, Miyazaki, Erika, Katayama, Tsutomu

“…In Escherichia coli, ATP-DnaA multimers formed on the replication origin oriC promote duplex unwinding, which leads to helicase loading. Based on a detailed…”
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Escherichia coli CrfC Protein, a Nucleoid Partition Factor, Localizes to Nucleoid Poles via the Activities of Specific Nucleoid-Associated Proteins by Taniguchi, Saki, Kasho, Kazutoshi, Ozaki, Shogo, Katayama, Tsutomu

“…The CrfC protein is an important regulator of nucleoid positioning and equipartition. Previously we revealed that CrfC homo-oligomers bind the clamp, a…”
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DiaA Dynamics Are Coupled with Changes in Initial Origin Complexes Leading to Helicase Loading by Keyamura, Kenji, Abe, Yoshito, Higashi, Masahiro, Ueda, Tadashi, Katayama, Tsutomu

“…Chromosomal replication initiation requires the regulated formation of dynamic higher order complexes. Escherichia coli ATP-DnaA forms a specific multimer on…”
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Specific binding of eukaryotic ORC to DNA replication origins depends on highly conserved basic residues by Kawakami, Hironori, Ohashi, Eiji, Kanamoto, Shota, Tsurimoto, Toshiki, Katayama, Tsutomu

“…In eukaryotes, the origin recognition complex (ORC) heterohexamer preferentially binds replication origins to trigger initiation of DNA replication…”
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DnaA Protein DNA-binding Domain Binds to Hda Protein to Promote Inter-AAA+ Domain Interaction Involved in Regulatory Inactivation of DnaA by Keyamura, Kenji, Katayama, Tsutomu

“…Chromosomal replication is initiated from the replication origin oriC in Escherichia coli by the active ATP-bound form of DnaA protein. The regulatory…”
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