Article
Biochemistry & Molecular Biology
Lorela Ciraku, Zachary A. Bacigalupa, Jing Ju, Rebecca A. Moeller, Giang Le Minh, Rusia H. Lee, Michael D. Smith, Christina M. Ferrer, Sophie Trefely, Luke T. Izzo, Mary T. Doan, Wiktoria A. Gocal, Luca D'Agostino, Wenyin Shi, Joshua G. Jackson, Christos D. Katsetos, Kathryn E. Wellen, Nathaniel W. Snyder, Mauricio J. Reginato
Summary: This study identifies a novel mechanism in which OGT regulates acetate-dependent acetyl-CoA and lipid production by regulating phosphorylation of ACSS2 by CDK5. The OGT/CDK5/ACSS2 pathway may be a potential target for treating altered metabolic dependencies in brain tumors.
Article
Genetics & Heredity
Yanfeng Zhang, Xinlei Zhang, Xueping Zhang, Wenmeng Zhao, Juanjuan Liu, Xiaotang Wang, Yazhong Xiao, Zemin Fang
Summary: In this study, it was found that ThhspA1 in Trametes spp. regulates the expression of laccase gene LacA, affecting laccase activity. ThhspA1 interacts directly with the lacA promoter region when confronted with o-toluidine, playing a critical role in aromatic-stress-related DNA binding transcriptional factor.
FUNGAL GENETICS AND BIOLOGY
(2022)
Article
Microbiology
Nijia Ke, Joseph E. Kumka, Mingxu Fang, Brian Weaver, Judith N. Burstyn, Carl E. Bauer
Summary: The RedB and FnrL regulatory proteins co-regulate 199 genes, primarily through indirect regulation. RedB functions to limit energy production, while FnrL enhances energy production.
MICROBIOLOGY SPECTRUM
(2022)
Article
Chemistry, Inorganic & Nuclear
Mei Yan, Ru-Ling Tang, Wenlong Liu, Sheng-Ping Guo
Summary: Regulating the O/F ratio in Nb-O-F units can improve the nonlinear optical effects of barium niobium oxyfluorides and achieve larger second harmonic generation intensities and wide band gaps.
INORGANIC CHEMISTRY
(2022)
Article
Cell Biology
Lorela Ciraku, Emily M. Esquea, Mauricio J. Reginato
Summary: O-GlcNAcylation is a post-translational modification affecting protein stability, interactions, and phosphorylation, playing a crucial role in nutrient sensing and regulation of cancer signaling pathways. Its elevated levels have been linked to various cancers, making it a potential target for cancer treatment.
CELLULAR SIGNALLING
(2022)
Article
Biochemistry & Molecular Biology
Cameron R. Lamoureux, Katherine T. Decker, Anand Sastry, Kevin Rychel, Ye Gao, John Luke McConn, Daniel C. Zielinski, Bernhard O. Palsson
Summary: Scalable methods for extracting knowledge from rapidly accumulating transcriptomic data are critical. Researchers have assembled a top-down expression and regulation knowledge base for Escherichia coli, which includes diverse growth conditions and experimental data. They used machine learning to extract modules, elucidated global expression patterns, and discovered novel regulatory modules. This study provides important resources and methods for transcriptomic analysis.
NUCLEIC ACIDS RESEARCH
(2023)
Article
Plant Sciences
Maite Colinas, Jacob Pollier, Dries Vaneechoutte, Deniz G. Malat, Fabian Schweizer, Liesbeth De Milde, Rebecca De Clercq, Joana G. Guedes, Teresa Martinez-Cortes, Francisco J. Molina-Hidalgo, Mariana Sottomayor, Klaas Vandepoele, Alain Goossens
Summary: Catharanthus roseus produces a variety of MIA metabolites in a heavily branched pathway, with gene expression being highly specific to cell type, organ, and stress. Further study of ORCA TFs reveals subfunctionalization in terms of regulating target genes and working synergistically with MYC2. Specific amino acid residues within ORCA DNA-binding domains play a role in regulating MIA pathway branches differently.
FRONTIERS IN PLANT SCIENCE
(2021)
Article
Cell Biology
Kuan-Hung Lin, Jui-Chung Chiang, Wei-Min Chen, Ya-Hsuan Ho, Chao-Ling Yao, Hsinyu Lee
Summary: The balance between LPA receptor subtypes, regulated by GATA factors, plays a critical role in lineage commitment of myeloid progenitors. Manipulation of GATA factors affects the expression levels of LPA(2) and LPA3, indicating a novel mechanism regulating erythropoiesis and megakaryopoiesis. The physical interaction between GATA factors and the promoter region of LPAR genes further supports this regulatory role.
AMERICAN JOURNAL OF PHYSIOLOGY-CELL PHYSIOLOGY
(2021)
Review
Plant Sciences
Suhyun Jin, Ji Hoon Ahn
Summary: Plants exhibit remarkable developmental flexibility, responding to changes in their environment, particularly ambient temperature which affects flowering. Studies have shown that PHYTOCHROME INTERACTING FACTOR 4 and FLOWERING LOCUS M alternative splicing influence temperature-responsive flowering, but the exact temperature-sensing mechanism in plants remains elusive. Further research into these molecular mechanisms will enhance our understanding of how plants perceive ambient temperature and respond through various biological signaling pathways.
Editorial Material
Plant Sciences
Daniel J. Kliebenstein
Summary: Recent advances have led to the discovery of specialized metabolite pathways, but our understanding of their regulation lags behind. There is a misconception that these pathways are relatively simple, controlled by a few transcription factors, and the compounds are non-regulatory end-products. However, studies on model specialized metabolites suggest that they are integrated into the plants' core metabolic and developmental pathways, controlled by an extended compendium of transcription factors, and have regulatory connections with the plants signaling machinery. This review focuses on the glucosinolate pathway in Brassicales to illustrate these concepts and highlights the need for the broader community to reconsider the integration of specialized metabolism into the regulatory network of their study species.
JOURNAL OF EXPERIMENTAL BOTANY
(2023)
Article
Plant Sciences
Yuan Feng, Xiaohong Kou, Shuai Yuan, Caie Wu, Xiaoyang Zhao, Zhaohui Xue, Qingxiu Li, Zhengyu Huang, Yijie Sun
Summary: The NAC transcriptional regulator SNAC9 plays a crucial role in tomato ripening and pigment metabolism. Knockout of SNAC9 leads to delayed fruit ripening and significant changes in carotenoid metabolism. SNAC9 directly regulates critical genes involved in pigment metabolism and also affects the expression of genes in ethylene and ABA biosynthesis pathways. This research provides important insights into the regulation of tomato ripening and has potential implications for crop improvement.
HORTICULTURE RESEARCH
(2023)
Review
Immunology
Shengbo Zhang, Cindy Audiger, Michael Chopin, Stephen L. Nutt
Summary: This review summarizes recent advances in understanding the transcriptional networks that regulate the development of different subsets of dendritic cells (DCs). It discusses the heterogeneity of cDC2s, the ontogeny of pDCs, and the newly described DC subset, DC3. The review also examines critical transcription factors such as IRF8, PU.1, and E2-2, and highlights their regulatory mechanisms and downstream targets. The complex interplay between these transcription factors shapes the DC transcriptome and influences their function in response to environmental stimuli. The information presented in this review provides essential insights into the regulation of DC development and function, with potential implications for developing novel therapeutic strategies for immune-related diseases.
FRONTIERS IN IMMUNOLOGY
(2023)
Review
Biochemistry & Molecular Biology
Yanna Shi, Bai-Jun Li, Guanqing Su, Mengxue Zhang, Donald Grierson, Kun-Song Chen
Summary: Fleshy fruit texture is an important quality characteristic of ripe fruit, and softening is an irreversible process mainly caused by changes in cell wall, starch degradation, and flavonoid levels. Lignification of certain fruits negatively affects eating quality, and excessive softening can lead to physical damage and infection. Transcription factors play a crucial role in regulating fruit texture by controlling genes related to cell wall and starch metabolism. This review focuses on the transcriptional regulatory mechanisms governing fruit textural change and discusses potential targets for breeding and future research directions.
JOURNAL OF INTEGRATIVE PLANT BIOLOGY
(2022)
Article
Dermatology
Mitchell E. Fane, Yash Chhabra, Loredana Spoerri, Jacinta L. Simmons, Raquelle Ludwig, Elise Bonvin, Colin R. Goding, Richard A. Sturm, Glen M. Boyle, Nikolas K. Haass, Michael Piper, Aaron G. Smith
Summary: A reciprocal relationship between BRN2 and NOTCH1/2 signaling exists in melanoma cells, bolstering acquisition of invasiveness. Working through the epigenetic modulator EZH2, the BRN2-NOTCH1/2 axis is potentially a key mechanism by which the invasive phenotype is maintained.
JOURNAL OF INVESTIGATIVE DERMATOLOGY
(2022)
Article
Horticulture
Yaqiong Wu, Tianyu Han, Lianfei Lyu, Weilin Li, Wenlong Wu
Summary: Anthocyanins are important secondary metabolites in plants, which determine the color of flowers and fruits. They have various nutritional and medicinal functions, such as antioxidant, anticancer, and cardiovascular disease prevention. This review discusses the biosynthesis pathway of plant anthocyanins, the key structural genes involved, the impact of transcription factors and microRNAs, the influence of environmental factors, and the effects of six major exogenous hormones on anthocyanin synthesis and metabolism. Future research directions and trends in anthocyanins are also considered to provide a reference for future studies and applications.
SCIENTIA HORTICULTURAE
(2023)
Article
Multidisciplinary Sciences
Nicole A. Beauchene, Erin L. Mettert, Laura J. Moore, Sunduz Keles, Emily R. Willey, Patricia J. Kiley
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA
(2017)
Article
Biochemistry & Molecular Biology
Jeffrey N. Carey, Erin L. Mettert, Manuela Roggiani, Kevin S. Myers, Patricia J. Kiley, Mark Goulian
Article
Immunology
Leah Schwiesow, Erin Mettert, Yahan Wei, Halie K. Miller, Natalia G. Herrera, David Balderas, Patricia J. Kiley, Victoria Auerbuch
FRONTIERS IN CELLULAR AND INFECTION MICROBIOLOGY
(2018)
Correction
Biochemistry & Molecular Biology
Jeffrey N. Carey, Erin L. Mettert, Manuela Roggiani, Kevin S. Myers, Patricia J. Kiley, Mark Goulian
Article
Microbiology
Hector Osorio, Erin Mettert, Patricia Kiley, Mark Dopson, Eugenia Jedlicki, David S. Holmes
FRONTIERS IN MICROBIOLOGY
(2019)
Article
Biochemical Research Methods
Joonhoon Kim, Mary Tremaine, Jeffrey A. Grass, Hugh M. Purdy, Robert Landick, Patricia J. Kiley, Jennifer L. Reed
BIOTECHNOLOGY JOURNAL
(2019)
Article
Biology
Jeffrey N. Carey, Erin L. Mettert, Daniel R. Fishman-Engel, Manuela Roggiani, Patricia J. Kiley, Mark Goulian
Article
Microbiology
Piyush Behari Lal, Fritz M. Wells, Yucai Lyu, Indro N. Ghosh, Robert Landick, Patricia J. Kiley
FRONTIERS IN MICROBIOLOGY
(2019)
Article
Microbiology
Diana Hooker-Romero, Erin Mettert, Leah Schwiesow, David Balderas, Pablo A. Alvarez, Anadin Kicin, Azuah L. Gonzalez, Gregory V. Plano, Patricia J. Kiley, Victoria Auerbuch
Article
Biochemical Research Methods
Wai Kit Ong, Dylan K. Courtney, Shu Pan, Ramon Bonela Andrade, Patricia J. Kiley, Brian F. Pfleger, Jennifer L. Reed
PLOS COMPUTATIONAL BIOLOGY
(2020)
Article
Biotechnology & Applied Microbiology
Piyush Behari Lal, Fritz Wells, Kevin S. Myers, Rajdeep Banerjee, Adam M. Guss, Patricia J. Kiley
Summary: Zymomonas mobilis is a promising candidate for production of high-value bioproducts, but the limitation of heterologous gene transfer has hindered its potential. This study characterized defense systems of Z. mobilis and identified a new restriction system, leading to the development of markerless restriction-negative strains. Elimination of barriers to DNA uptake will facilitate genetic engineering of Z. mobilis for synthesis of valuable products.
APPLIED AND ENVIRONMENTAL MICROBIOLOGY
(2021)
Correction
Biotechnology & Applied Microbiology
Piyush Behari Lal, Fritz Wells, Kevin S. Myers, Rajdeep Banerjee, Adam M. Guss, Patricia J. Kiley
APPLIED AND ENVIRONMENTAL MICROBIOLOGY
(2021)
Article
Microbiology
Wamiah P. Chowdhury, Kenneth A. Satyshur, James L. Keck, Patricia J. Kiley
Summary: IscR regulates Fe-S cluster homeostasis and transcription in E. coli by recruiting RNA polymerase to activated promoters, with binding compensating for the lack of an optimal sigma(70) -35 promoter element. Additionally, the position of the -35 element within the IscR DNA site determines whether IscR activates or represses transcription.
Article
Microbiology
Mathieu Sourice, Isabel Askenasy, Pierre Simon Garcia, Yann Denis, Gael Brasseur, Patricia J. J. Kiley, Beatrice Py, Corinne Aubert
Summary: Fe-S proteins play a crucial role in various biological processes, making it essential for organisms to maintain Fe-S cluster homeostasis. This study presents the coordination of two Fe-S cluster biogenesis machineries in a bacterium from the Deltaproteobacteria branch. The findings highlight the diversity and commonalities in the regulation of Fe-S cluster homeostasis in response to environmental changes.