Abstract
Expression and purification of recombinant proteins are important for the structure–function study of phytochromes. However, it is difficult to purify phytochrome proteins from natural sources or using a bacterial expression system, due to the presence of multiple phytochrome species and low expression and solubility, respectively. Here we describe the expression of recombinant full-length plant phytochromes in the yeast Pichia pastoris, and the spectral analysis of chromophore-assembled phytochromes before and after the purification by streptavidin affinity chromatography.
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Acknowledgments
This research was supported by Basic Science Research Program through the National Research Foundation of Korea (NRF) funded by the Ministry of Education, Science and Technology (grant no. 2017R1A2B4010349) and in part by Next-Generation BioGreen 21 Program from Rural Development Administration, Republic of Korea (grant no. PJ01332701).
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Han, YJ., Cho, JY., Kim, JI. (2019). Expression, Purification, and Spectral Characterization of Phytochromes. In: Hiltbrunner, A. (eds) Phytochromes. Methods in Molecular Biology, vol 2026. Humana, New York, NY. https://doi.org/10.1007/978-1-4939-9612-4_7
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DOI: https://doi.org/10.1007/978-1-4939-9612-4_7
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