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Transmembrane segment XI of the na+/H+ antiporter of S. pombe is a critical part of the ion translocation pore
Download2017-01-01
Dutta, Debajyoti, Shin, Kyungsoo, Rainey, Jan K., Fliegel, Larry
The Na+/H+ exchanger of the plasma membrane of S. pombe (SpNHE1) removes intracellular sodium in exchange for an extracellular proton. We examined the structure and functional role of amino acids 360–393 of putative transmembrane (TM) segment XI of SpNHE1. Structural analysis suggested that it...
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Identification and expression analysis of WRKY transcription factor genes in Brassica napus (canola) in response to fungal pathogens and hormone treatments
Download2009
Yang, Bo, Rahman, Muhammad H., Deyholos, Michael K., Kav, Nat N. V., Jiang, Yuanqing
Background Members of plant WRKY transcription factor families are widely implicated in defense responses and various other physiological processes. For canola (Brassica napus L.), no WRKY genes have been described in detail. Because of the economic importance of this crop, and its evolutionary...
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2006
RNA helicases function as molecular motors that rearrange RNA secondary structure, potentially performing roles in any cellular process involving RNA metabolism. Although RNA helicase association with a range of cellular functions is well documented, their importance in response to abiotic stress...
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RNA structural rearrangement via unwinding and annealing by the cyanobacterial RNA helicase, CrhR
Download2005
Owttrim, George W., Chamot, Danuta, Kujat-Choy, Sonya L., Colvin, Kimberley R.
Rearrangement of RNA secondary structure is crucial for numerous biological processes. RNA helicases participate in these rearrangements through the unwinding of duplex RNA. We report here that the redox-regulated cyanobacterial RNA helicase, CrhR, is a bona fide RNA helicase possessing both...
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2001
Bohnert, H. J., Deyholos, M., Brazille, S., Wang, H., Kawai, K., Borchert, C., Galbraith, D., Kawasaki, S.
Transcript regulation in response to high salinity was investigated for salt-tolerant rice (var Pokkali) with microarrays including 1728 cDNAs from libraries of salt-stressed roots. NaCl at 150 mM reduced photosynthesis to one tenth of the prestress value within minutes. Hybridizations of RNA to...
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Divergent genes for translation inition factor elF-4A are coordinately expressed in tobacco
Download1991
Kuhlemeir, Cris, Holfmann, Sylvia, Owtrim, George W.
Three cDNA clones coding for eukaryotic translation initiation factor 4A, elF-4A, were isolated from a Nicotiana plumbaginifolia root cDNA library by heterologous screening. The clones comprise two distinct gene classes as two clones are highly similar while the third is divergent. The genes...