2011 Fiscal Year Final Research Report
Molecular architecture and regulation mechanism of replication fork complex revealed by single partic le analysis
Project/Area Number |
21570114
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Structural biochemistry
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Research Institution | Kyushu University |
Principal Investigator |
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Co-Investigator(Renkei-kenkyūsha) |
ISHINOYO Shizumi 九州大学, 大学院・農学研究院, 教授 (30346837)
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Project Period (FY) |
2009 – 2011
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Keywords | 可視化 / 生物物理 / 電子顕微鏡 / ナノバイオ / 生体分子 |
Research Abstract |
We investigated the three-dimensional structure of the DNA polymerase B(PolB)-PCNA-DNA complex, which is the core components of the replisome, by single particle electron microscopy. Notably, besides the authentic interaction through a PCNA-interacting protein box(PIP-box), a novel contact was found between PolB and PCNA. The obtained molecular architecture of the complex, including the new contacts found in this work, provides clearer insights into the mechanism of switching between the two distinct modes of the complex.
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Research Products
(38 results)
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[Journal Article] Architectures of archaeal GINS complexes, essential DNA replication initiation factors2011
Author(s)
Takuji Oyama, Sonoko Ishino, Seiji Fu j ine, Hiromi Ogino, Tsuyoshi Shirai, Kouta Mayanagi, Mihoko Saito, Naoko Nagasawa, Yoshizumi Ishino, Kosuke Morikawa.
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Journal Title
BMC Biol
Volume: 9
Pages: 28
Peer Reviewed
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[Journal Article] characterization of Vibrio parahaemolyticus thermostable direct hemolysin(TDH)2010
Author(s)
Itaru Yanagihara, Kumiko Nakahira, Tsutomu Yamane, Shuji Kaieda, Kouta Mayanagi, Daizo Hamada, Takashi Fukui, Kiyouhisa Ohnishi, Shin' ichiro Kajiyama, Toshiyuki Shimizu, Mamoru Sato, Takahisa Ikegami, Mitsunori Ikeguchi, Takeshi Honda, Hiroshi Hashimoto.
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Journal Title
J Biel Chem
Volume: 285(20)
Pages: 16267-74
Peer Reviewed
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[Journal Article] Effects of antibody affinity and antigen valence on molecular forms of immune complexes2009
Author(s)
Masayuki Oda, Susumu Uchiyama, Masanori Noda, Yoshinori Nishi, Maiko Koga, Kouta Mayanagi, Carol V. Robinson, Kiichi Fukui, Yuji Kobayashi, Kosuke Morikawa, and Takachika Azuma.
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Journal Title
Molecular Immunology
Volume: 47
Pages: 357-364
Peer Reviewed
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[Presentation] 超好熱性アーキアThermococcuskodakaraensisの複製フォーク複合体解明に向けてのMCM, GINS複合体解析,第33回日本分子生物学会年会2011
Author(s)
藤野誠司,石野園子,井田梨沙,尾木野弘実,冨田宏矢,金井保,跡見晴幸,真拠L造太,大山拓次,森川取右,石野良麺
Organizer
第83回日本生化学会大会
Place of Presentation
神戸
Year and Date
20111207-10
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