They also suggest identifying or generating common wheat cultivar

They also suggest identifying or generating common wheat cultivars that lack or are low in peptides harmful

to CD patients, by screening primitive wheat species followed by breeding and directional selection based on the absence of specific gluten peptides. The α-gliadins in the bread wheat cultivar Zhengmai 004 may be strongly associated with its property of weak gluten, given that important variants not only occurred in the primary structures, but were detected in their secondary structures. However, unfortunately, its full potential to cause the development of CD was also identified. We have presented diagrams summarizing the secondary structure of typical α-gliadins, based on GSK1120212 in vivo the comparative analysis of these structures in 198 α-gliadins, that should provide insight into structure–function relationships of the α-gliadins. Finally, considering that the α-gliadins on chromosome 6D were the most deleterious for CD patients and most closely associated with gluten quality, and further considering the identification

of several distinct α-gliadins 17-AAG research buy derived from Ae. tauschii lacking the four major T-cell peptides, we have confirmed the possibility and importance of screening or even producing wheat cultivars safe for CD patients. We thank Daniel Buchan of the PSIPRED team for his prompt and detailed replies to our queries about PSIPRED. We are grateful to Professor Junmei Li of the English Department of Henan University for the language improvement. This study was supported by the National Natural Science Foundation of China (31271713) and the “Twelfth Five-Year-Plan” in National Science and Technology

for Rural Development in China (2011BAD07B01 and 2012AA101105). “
“Increasing leaf photosynthesis is an important way to increase biomass production and yield potential when the effects of other factors such as partitioning, selleck compound nutrient responsiveness, and leaf area index have been minimized [1], [2] and [3]. This realization has renewed interest in ways to improve photosynthesis at the individual leaf level. Besides engineering C4 photosynthetic pathway into C3 crops, another way is to use high-photosynthesis genetic resources of crops or their wild relatives. Most attention at the leaf level has been focused on increasing the light-saturated photosynthetic rate (Pn), possibly because photosynthesis under light-limiting conditions is much more variable than under light saturation. Many studies on historical varieties of different crop species have revealed that Pn influences yield potential for crop improvement [4], [5], [6], [7] and [8], suggesting that Pn is a useful parameter for improvement of photosynthesis by breeding. Clear differences in Pn have been observed among rice varieties, species, and progeny derived from crosses between species [4], [9], [10], [11], [12] and [13].

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