Cytokinin-activating enzyme

Author: mysw

August undefined, 2024

WebMar 1, 2007 · Cytokinin is synthesised from cytokinin-nucleotides produced by phosphate-isopentenyltransferases and two cytochrome P450 monooxygenases entitled CYP735A1 … Webcytokinin, any of a number of plant hormones that influence growth and the stimulation of cell division. Cytokinins are synthesized in the roots and are usually derived from …

A cytokinin-activation enzyme-like gene improves grain yield …

WebApr 1, 2024 · the synthesis of cytokinin. The enzymes LONELY GUY (LOG) and isopentenyl transferase (IPT) are two of the most important. ... activating enzyme (Mi et al., 2024). In the next step, LOGs. WebSep 8, 2024 · LOGs are a new cytokinin-activating enzyme with a conserved lysine decarboxylase-binding domain in all the proteins expressed by LOGs . Through its cytokinin-specific phosphohydrolase activity, LOGs directly convert the inactive cytokinin ribotides into a biologically active free base form [ 8 ]. bishop carroll basketball

Cytokinins: A Genetic Target for Increasing Yield Potential in the ...

WebModifying the cytokinin content in plants is a means of improving plant productivity. Here, we report the development and biological activity of compound TD-K (1-(furan-2-ylmethyl)-3-(1,2,3-thiadiazol-5-yl)urea)which is related to thidiazuron. TD-K—which exhibited extremely high antisenescence activity in the wheat leaf bioassay—and INCYDE (2-chloro-6-(3 … WebJun 1, 2002 · Cytokinin-activating enzyme working in the direct activation pathway. Phosphoribohydrolase that converts inactive cytokinin nucleotides to the biologically active free-base forms. 1 publication. Catalytic activity H2O + N 6-(dimethylallyl)adenosine 5'-phosphate = D-ribose 5-phosphate + N 6-dimethylallyladenine 1 publication. WebThe LONELYGUY (LOG) gene encoding a cytokinin activating enzyme acts downstream of IPTs and produces the biologically active cytokinin (Kurakawa et al., 2007). In rice, log mutants exhibit reduced size of the SAM, small panicles, and premature termination of floral meristems (Kurakawa et al., 2007; Matsuoka et al., 1993). dark green temporary hair spray

Cytokinin - an overview ScienceDirect Topics

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

WebMar 1, 2007 · It is a cytokinin-activating enzyme that plays a role in the final step of the synthesis of active cytokinins, and its loss of function leads to early termination of the shoot meristem (Kurakawa ... WebFeb 1, 2024 · LOGL8 encodes a putative cytokinin-activating enzyme. Our results showed that LOGL8 directly catalyzes the biosynthesis of bioactive cytokinins. Therefore, we propose that the ectopic expression of LOGL8 disrupts cytokinin spatiotemporal distribution and causes inhibition of LONELY GUY (LOG), which affects panicle branching and … dark green teal colorWebJun 5, 2024 · Cytokines are diverse and serve a number of functions in the body. They: Stimulate the production of blood cells. Aid in the development, maintenance, and repair … dark green sweatshirts for men

"WebOct 6, 2024 · Cytokinins are a group of phytohormones derived from adenine, which consist of a variety of molecular structures. The most abundant cytokinins in plants are … " - Cytokinin-activating enzyme

Cytokinin-activating enzyme

Crystal structure of the cytokinin-producing enzyme “lonely guy” …

WebApr 26, 2024 · Cytokinin oxidases/dehydrogenases (CKX) are involved in the regulation of cytokinin-dependent processes and are important in controlling endogenous … WebDec 1, 2009 · Cytokinins are a class of phytohormones known as key regulators of plant growth and development, including cell division, leaf senescence, apical …

Did you know?

WebRegulation of individual enzymes in cytokinin metabolism. Cytokinin degradation seems to be a very important tool for regulation of the active cytokinin “pool” in plant cells. … WebJan 29, 2024 · CvarLOG1 expressed mainly in the lag and log phases of growth and was confirmed to be a cytokinin-activating enzyme. Overexpression of CvarLOG1 in Chlorella led to extended life in culture by almost 10-20 days, creating a "stay-green" phenotype. In the transformed alga, the cell cycle was lengthened due to delayed entry into the G2/M …

WebJun 14, 2024 · Cytokinin (CK)‐activating enzyme, called LOG, is a phosphoribohydrolase that hydrolyzes nucleotides into nucleobases and phosphoriboses. This reaction is a fascinating target for regulation of ... WebFeb 8, 2007 · The enzyme, encoded by the LOG gene, catalyses the final step of bioactive cytokinin synthesis by its cytokinin-specific …

WebJan 29, 2024 · Cytokinins are a class of adenine-derived small-molecule phytohormones that play a vital role in many facets of plant growth and development, such as cell division, cell growth, and differentiation … WebFeb 8, 2007 · It has been assumed that the phytohormone cytokinin has a positive role in shoot meristem function. A severe reduction in the size of meristems in a mutant that …

WebE1-activating enzyme is heterodimeric in SUMOylation. E1-activating enzyme is monomeric in ubiquitination. E2 enzyme: ... In continuation, the putative roles of SUMOylation in cytokinin and the ethylene pathway still need to be discovered for a better understanding of phytohormone signaling. The elucidation of the role of SUMOylation in …

WebMar 1, 2024 · The key structures for cytokinin-activation enzyme activity are conserved, including the 7 β-strands, 8 α-helices, catalytic site (red triangles), AMP-binging site (blue triangles), prenyl group ... bishopcarroll.comWebJun 6, 2013 · A cytokinin-activating enzyme induces de novo homeotic tubers in tomato • TLOG1 signaling abolishes apical dominance without disrupting polar auxin transport • miR156 regulates tuber-forming … bishop carroll high school alumniWebCytokinins impact numerous aspects of plant growth and development. This study reports that constitutive ectopic overexpression of a rice cytokinin-activation enzyme-like gene, OsLOGL5, significantly reduced primary root growth, tiller number, and yield. Conversely, mutations at the 3'-end of OsLOGL5 CDS resulted in normal rice plant morphology ... bishop carroll football game october 28WebMar 30, 2024 · Although these data collectively indicate the importance of metabolite levels of T6P rather than the activity of corresponding enzymes, functional analysis of the T6P synthase (TPS) in Arabidopsis shows that non-catalytic domains of the enzyme are important for the correct localization and orderly activation of TPS, leading to T6P … dark green teddy coatWebCytokinin and NIN form a feedforward loop in the root cortex, with cytokinin signalling activating NIN expression , ... The nitrogenase enzyme complex in rhizobia converts N 2 into ammonia that is released from the bacteroid via diffusion or unknown channels. The H+-ATPases on the symbiosome membrane create an acidic peribacteroid space, which ... dark green subway tileWebJun 4, 2013 · However, the tuber formation of potatoes is directed by the hormonal signal, especially gibberellins (GA) and cytokinin (CK). It is stated that a CK activating enzyme induces de novo homeotic ... bishop carroll ebensburg paWebApr 2, 2024 · The cytokinin biosynthesis pathway and the cytokinin function in non-plant cells are not well understand. Herein we provide a structural basis for cytokinin studies in Mtb, and facilitate the identification of MtLOG inhibitors with potential interest in the context of drug discovery. 2. Materials and methods2.1. dark green textured shirt