G
Giltsu Choi
Researcher at KAIST
Publications - 77
Citations - 8736
Giltsu Choi is an academic researcher from KAIST. The author has contributed to research in topics: Arabidopsis & Phytochrome. The author has an hindex of 40, co-authored 71 publications receiving 7316 citations.
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Journal ArticleDOI
NDP kinase 2 interacts with two oxidative stress-activated MAPKs to regulate cellular redox state and enhances multiple stress tolerance in transgenic plants.
Haejeong Moon,Boyoung Lee,Giltsu Choi,Dongjin Shin,D. Theertha Prasad,Ok-Sun Lee,Sang-Soo Kwak,Doh Hoon Kim,Jaesung Nam,Jeong-Dong Bahk,Jong Chan Hong,Sang Yeol Lee,Moo Je Cho,Chae Oh Lim,Dae-Jin Yun +14 more
TL;DR: It is shown that NDPK is associated with H2O2-mediated mitogen-activated protein kinase signaling in plants, and constitutive overexpression of AtNDPK2 in Arabidopsis plants conferred an enhanced tolerance to multiple environmental stresses that elicit ROS accumulation in situ.
Journal ArticleDOI
Decoding of Light Signals by Plant Phytochromes and Their Interacting Proteins
Gabyong Bae,Giltsu Choi +1 more
TL;DR: This review summarizes plantphytochromes, phytochrome-interacting proteins, and signal transmission from phy tochromes to their interacting proteins.
Journal ArticleDOI
PIL5, a Phytochrome-Interacting bHLH Protein, Regulates Gibberellin Responsiveness by Binding Directly to the GAI and RGA Promoters in Arabidopsis Seeds
Eunkyoo Oh,Shinjiro Yamaguchi,Jianhong Hu,Jikumaru Yusuke,Byunghyuck Jung,Inyup Paik,Hee-Seung Lee,Tai-ping Sun,Yuji Kamiya,Giltsu Choi +9 more
TL;DR: Together, the results show that light signals perceived by phytochromes cause a reduction in the PIL5 protein level, which in turn regulates the transcription of two DELLA genes directly and that of GA and ABA metabolic genes indirectly.
Journal ArticleDOI
Phytochromes promote seedling light responses by inhibiting four negatively-acting phytochrome-interacting factors
Jieun Shin,Keunhwa Kim,Hyojin Kang,Ismayil S. Zulfugarov,Gabyong Bae,Choon-Hwan Lee,Doheon Lee,Giltsu Choi +7 more
TL;DR: It is shown that PIF3 also negatively regulates chlorophyll biosynthesis by repressing biosynthetic genes in the dark and 4 phytochrome-interacting proteins are required for skotomorphogenesis and phy tochromes activate photomorphogenesis by inhibiting these factors.
Journal ArticleDOI
PIL5, a phytochrome-interacting basic helix-loop-helix protein, is a key negative regulator of seed germination in Arabidopsis thaliana.
TL;DR: It is reported here that the PIF3-like 5 (PIL5) protein, a basic helix-loop-helix transcription factor, is a key negative regulator of phytochrome-mediated seed germination, and the data identify PIL5 as the first Phy-interacting protein that regulates seed Germination.