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DOI | 10.1126/science.aan0038 |
Holliday junction resolvases mediate chloroplast nucleoid segregation | |
Kobayashi, Yusuke1; Misumi, Osami2; Odahara, Masaki3; Ishibashi, Kota1; Hirono, Masafumi4; Hidaka, Kumi5; Endo, Masayuki6; Sugiyama, Hiroshi5,6; Iwasaki, Hiroshi7; Kuroiwa, Tsuneyoshi8; Shikanai, Toshiharu1; Nishimura, Yoshiki1 | |
2017-05-12 | |
发表期刊 | SCIENCE |
ISSN | 0036-8075 |
EISSN | 1095-9203 |
出版年 | 2017 |
卷号 | 356期号:6338页码:631-634 |
文章类型 | Article |
语种 | 英语 |
国家 | Japan |
英文摘要 | Holliday junctions, four-stranded DNA structures formed during homologous recombination, are disentangled by resolvases that have been found in prokaryotes and eukaryotes but not in plant organelles. Here, we identify monokaryotic chloroplast 1 (MOC1) as a Holliday junction resolvase in chloroplasts by analyzing a green alga Chlamydomonas reinhardtii mutant defective in chloroplast nucleoid (DNA-protein complex) segregation. MOC1 is structurally similar to a bacterial Holliday junction resolvase, resistance to ultraviolet (Ruv) C, and genetically conserved among green plants. Reduced or no expression of MOC1 in Arabidopsis thaliana leads to growth defects and aberrant chloroplast nucleoid segregation. In vitro biochemical analysis and high-speed atomic force microscopic analysis revealed that A. thaliana MOC 1 (AtMOC1) binds and cleaves the core of Holliday junctions symmetrically. MOC1 may mediate chloroplast nucleoid segregation in green plants by resolving Holliday junctions. |
领域 | 地球科学 ; 气候变化 ; 资源环境 |
收录类别 | SCI-E |
WOS记录号 | WOS:000400975200053 |
WOS关键词 | ESCHERICHIA-COLI ; CHLAMYDOMONAS-REINHARDTII ; RECOMBINATION ; ENDONUCLEASE ; DNA ; PROTEIN ; IDENTIFICATION ; RESOLUTION ; GENOME ; YEAST |
WOS类目 | Multidisciplinary Sciences |
WOS研究方向 | Science & Technology - Other Topics |
URL | 查看原文 |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://119.78.100.173/C666/handle/2XK7JSWQ/196013 |
专题 | 地球科学 资源环境科学 气候变化 |
作者单位 | 1.Kyoto Univ, Lab Plant Mol Genet, Dept Bot, Oiwake Cho, Kyoto 6068502, Japan; 2.Yamaguchi Univ, Grad Sch Sci & Technol Innovat, Dept Biol Sci & Chem, Fac Sci, Yamaguchi 7538512, Japan; 3.Rikkyo St Pauls Univ, Dept Life Sci, Coll Sci, Toshima Ku, 3-34-1 Nishi Ikebukuro, Tokyo 1718501, Japan; 4.Hosei Univ, Dept Frontier Biosci, Tokyo 1848584, Japan; 5.Kyoto Univ, Grad Sch Sci, Dept Chem, Sakyo Ku, Kyoto 6068502, Japan; 6.Kyoto Univ, Inst Integrated Cell Mat Sci iCeMS, Sakyo Ku, Kyoto 6068501, Japan; 7.Tokyo Inst Technol, Dept Biol Sci, Sch & Grad Sch Biosci & Biotechnol, Meguro Ku, Tokyo, Japan; 8.Japan Womens Univ, Dept Chem & Biol Sci, Fac Sci, Bunkyo Ku, 2-8-1 Mejirodai, Tokyo 1128681, Japan |
推荐引用方式 GB/T 7714 | Kobayashi, Yusuke,Misumi, Osami,Odahara, Masaki,et al. Holliday junction resolvases mediate chloroplast nucleoid segregation[J]. SCIENCE,2017,356(6338):631-634. |
APA | Kobayashi, Yusuke.,Misumi, Osami.,Odahara, Masaki.,Ishibashi, Kota.,Hirono, Masafumi.,...&Nishimura, Yoshiki.(2017).Holliday junction resolvases mediate chloroplast nucleoid segregation.SCIENCE,356(6338),631-634. |
MLA | Kobayashi, Yusuke,et al."Holliday junction resolvases mediate chloroplast nucleoid segregation".SCIENCE 356.6338(2017):631-634. |
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