scholarly journals Molecular cloning of A1-ATPase gene from extremely halophilic archaeon Haloarcula japonica strain TR-1

1999 ◽  
Vol 42 (1) ◽  
pp. 75-76 ◽  
Author(s):  
R. Yatsunami ◽  
M. Iwamoto ◽  
K. lhara ◽  
S. Nakamura
2005 ◽  
Vol 49 (1) ◽  
pp. 315-316
Author(s):  
Takayuki Kosaka ◽  
Takatoshi Ozawa ◽  
Rie Yatsunami ◽  
Toshiaki Fukui ◽  
Satoshi Nakamura

2014 ◽  
Vol 5 ◽  
Author(s):  
Rie Yatsunami ◽  
Ai Ando ◽  
Ying Yang ◽  
Shinichi Takaichi ◽  
Masahiro Kohno ◽  
...  

1995 ◽  
Vol 17 (7) ◽  
pp. 705-706 ◽  
Author(s):  
Satoshi Nakamura ◽  
Shin Mizutani ◽  
Hiromichi Wakai ◽  
Hiroshi Kawasaki ◽  
Rikizo Aono ◽  
...  

Author(s):  
Shintaro Nagaoka ◽  
Noriko Sugiyama ◽  
Rie Yatsunami ◽  
Satoshi Nakamura

Abstract 3-Isopropylmalate dehydrogenase (IPMDH) catalyzes oxidative decarboxylation of (2R, 3S)-3-isopropylmalate to 2-oxoisocaproate in leucine biosynthesis. In this study, recombinant IPMDH (HjIPMDH) from an extremely halophilic archaeon, Haloarcula japonica TR-1, was characterized. Activity of HjIPMDH increased as KCl concentration increased, and the maximum activity was observed at 3.0 M KCl. Analytical ultracentrifugation revealed that HjIPMDH formed a homotetramer at high KCl concentrations, and it dissociated to a monomer at low KCl concentrations. Additionally, HjIPMDH was thermally stabilized by higher KCl concentrations. This is the first report on haloarchaeal IPMDH.


Extremophiles ◽  
2017 ◽  
Vol 21 (3) ◽  
pp. 471-477 ◽  
Author(s):  
Satoshi Wakai ◽  
Akihiro Abe ◽  
Sotaro Fujii ◽  
Kaoru Nakasone ◽  
Yoshihiro Sambongi

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