Cytokinin signaling: two-components and more

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August undefined, 2024

WebFeb 27, 2024 · Cytokinin levels in plants are regulated by biosynthesis and inactivation pathways. Cytokini … The phytohormone cytokinin plays diverse roles in plant development, influencing many agriculturally important processes, including growth, nutrient responses and the response to biotic and abiotic stresses. WebJan 3, 2005 · The authors use several lines of observation and reasoning to conclude that (1) SPY acts directly to promote cytokinin responses, (2) GA acts through SPY to suppress cytokinin responses, and (3) SPY regulates GA signaling and cytokinin responses via different mechanisms.

Multiple feedback loops through cytokinin signaling …

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WebWhile cytokinins activate multistep phosphorelay signaling of bacterial origin, ethylene signal is perceived by a series of negative regulations mediated by redundant ethylene sensors and downstream Raf-like kinase. Cytokinins and ethylene belong to the group of “classical” plant growth regulators controlling a broad spectrum of developmental … WebCharacterization of two-component elements in Arabidopsis, maize and rice shows that cytokinin responses are mediated via partially redundant two-component protein families: histidine kinases, histidine phosphotransfer proteins and response regulators, as well as … WebCytokinin plays a crucial role in regulating the proliferation and differentiation of plant cells. Considerable efforts in the last few years have been directed toward the discovery of proteins and enzymes that function in cytokinin signaling and metabolism (Ferreira and Kieber 2005; Sakakibara 2006). reaction of iodine with lithium

Cytokinins as central regulators during plant growth and stress ...

Cytokinin signaling stabilizes the response activator ARR1

WebOct 9, 2007 · Cytokinins are key regulators of a large number of processes in plant development, which is highly plastic and adaptive, and remarkably resilient and self-perpetuating. Cytokinin signaling involves a multistep two-component system, also … WebCytokinin homeostasis is spatially and temporally regulated by a fine balance between synthesis and catabolism. The first enzyme identified in the Arabidopsis cytokinin biosynthetic pathway is adenosine phosphate-isopentenyltransferases (IPTs). how to stop being tiedWebJan 15, 2024 · As central regulators of probably all aspects of plant life, complex signaling pathways of auxins and cytokinins are crucial for their general and specific functions. Therefore, analyzing their signaling … how to stop being tired after eating

"Webhave revealed that cytokinin regulates these signaling componentsthroughavarietyofmechanisms,including modulating transcription, controlling phosphorelay and regulating protein localization and stability. Genetic … " - Cytokinin signaling: two-components and more

Cytokinin signaling: two-components and more

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WebSep 22, 2009 · We demonstrate that cytokinin signaling activates WUS expression through both CLV-dependent and CLV-independent pathways. We develop a computational model of cytokinin signaling which shows that feedback between cytokinin response … WebUnderstanding the individuality of human brain function and dysfunction requires the integration of data on brain organization across individuals, molecular and systems scales, as well as healthy and clinical states. Here we advance this

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WebThe canonical two-component transcription circuitry involves His kinases that perceive cytokinin and initiate signaling, as well as His-to-Asp phosphorelay proteins that transfer phosphoryl groups to response regulators, transcriptional activators, or repressors. WebOct 9, 2007 · Cytokinin signaling is mediated by a multistep two-component circuitry through histidine (His) and aspartate (Asp) phosphorelay [see the canonical Cytokinin Signaling Pathway ( http://stke.sciencemag.org/cgi/cm/stkecm;CMP_9724) for details about multistep, two-component relay in cytokinin signaling].

WebFeb 8, 2008 · Search worldwide, life-sciences literature Search. Advanced Search Coronavirus articles and preprints Search examples: "breast cancer" Smith J WebConducted research on Tomato and Arabidopsis using molecular biology, biotechnology, genetics, and tissue culture methods to study: the …

WebApr 11, 2024 · Bias-Free Language. The documentation set for this product strives to use bias-free language. For the purposes of this documentation set, bias-free is defined as language that does not imply discrimination based on age, disability, gender, racial identity, ethnic identity, sexual orientation, socioeconomic status, and intersectionality. Web1. Introduction. Panax ginseng C. A. Meyer is a medicinal herb, used in the forms of dried roots and rhizomes, and has been used as a Chinese herbal medicine for thousands of years in China and in various other countries [].According to the theory of traditional Chinese medicine, ginseng has the functions of invigorating vitality, recovering pulse, nourishing …

WebJan 5, 2024 · Authors: Mahboobeh Azarakhsh and Maria A. Lebedeva. Journal of Plant Growth Regulation (2024) Abstract: "Nodules are formed as a result of symbiosis with nitrogen-fixing bacteria on the roots of legume plants. Symbiotic nodule development shares common developmental processes with lateral roots...

WebCytokinin signaling, as well as all other known eukaryotic two-component-like signaling, involves a more elaborate version of the two-component system known as a multicomponent phosphorelay (Fig. 2).This involves hybrid kinases containing both histidine kinase (HK) and receiver domains in a single protein, His-containing phosphotransfer … reaction of iron with dilute sulphuric acidWebFeb 27, 2024 · The two key signaling components in these bacterial systems are a membrane-localized sensor kinase that perceives environmental stimuli, and a response regulator that propagates the signal, often by directly regulating the … reaction of isocyanate with alcoholWebJan 9, 2024 · Cytokinin signaling Once cytokinins are synthesized, in order to deliver their message, they need to be perceived by the cell. Cytokinin perception occurs via specific transmembrane proteins of the ARABIDOPSIS HISTIDINE KINASE gene family ( AHK2, AHK3, AHK4) ( Figure 1 C). reaction of isocyanate with silanolWebJan 30, 2015 · Summary Eukaryotic two-component signaling involves the His–Asp–His–Asp multistep phosphorelay (MSP). In Arabidopsis thaliana, cytokinin-mediated MSP signaling intermediates include histidine kinases (HKs), histidine phosphotransfer proteins (Hpts) and response regulators (RRs). reaction of isocyanate with amineWebNov 27, 2015 · The organizing center and rib meristem are responsive to cytokinins via AHK4 / WOL1 / CRE1 (Fig. 5a) [ 36 ]. Endogenous cytokinins activate cytokinin signaling only in the organizing center … reaction of iron with dilute sulfuric acidWebWe also describe the mechanisms by which cytokinin regulates these signaling components and discuss their roles in cytokinin-dependent … how to stop being the nice guyWebFeb 1, 2008 · We also describe the mechanisms by which cytokinin regulates these signaling components and discuss their roles in cytokinin-dependent processes, including shoot and root development, vascular differentiation, leaf senescence and cytokinin … reaction of iron with sulfur