Budget Amount *help |
¥5,200,000 (Direct Cost: ¥4,000,000、Indirect Cost: ¥1,200,000)
Fiscal Year 2015: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2014: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2013: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
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Outline of Final Research Achievements |
Zero Mode Waveguides (ZMWs) consist of nanosized holes in an aluminum film. Thus, ZMWs enable us the visualization of a single fluorescent molecule under micromolar order of the molecules. We characterized E. coli RuvB motor protein, which promotes Holliday junction DNA branch migration, and SRA, hemi-methyl CpG binding domain. We observed fluorescently labeled RuvBs binding to a RuvA-Holliday junction under various nucleotide conditions and our data suggested that not only ATP binding to RuvB but also ATP hydrolysis by RuvB facilitates a stable RuvA-RuvB-Holliday junction DNA complex formation
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