Cytokinin-activating enzyme

Author: jtkm

August undefined, 2024

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... 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 …

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

WebJun 1, 2024 · The levels of active cytokinins can be modulated via irreversible cleavage by CYTOKININ OXIDASE (CKX) enzymes 6,7 or through conjugation to glucose by … 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 ... high point rv microwave problems

Plants Free Full-Text Targeting Cytokinin Homeostasis in Rapid ...

WebDec 1, 2009 · Cytokinins are a class of phytohormones known as key regulators of plant growth and development, including cell division, leaf senescence, apical … WebDec 23, 2024 · 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 but with increased grain yield under well … 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 … high point rv range hood

Rice zinc finger protein DST enhances grain production through ... - PNAS

Cytokinin and WUSCHEL tie the knot around plant stem cells

WebMar 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 … WebJun 6, 2013 · Dedicated storage organs in the form of tubers are evolutionary novelties that share a common function but originate in diverse species from different organs. Tubers in potato, Solanum tuberosum, are … high point salon and spa portsmouth riWebby a Cytokinin-Activating Enzyme By Kurakawa et. Al. Published in Nature Presented by Boyana Grigorova CBMG 688R Biological Roles of Cytokinins • Cytokinins are positive … high point salon portsmouth ri

"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. " - Cytokinin-activating enzyme

Cytokinin-activating enzyme

Cytokinin - an overview ScienceDirect Topics

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 ]. WebApr 26, 2024 · Cytokinin oxidases/dehydrogenases (CKX) are involved in the regulation of cytokinin-dependent processes and are important in controlling endogenous …

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WebSep 22, 2009 · Role of cytokinin in patterning the shoot stem cell niche. (A) Regulatory network described by Gordon et al. ().Ck is cytokinin; blunted lines and black arrows indicate repression and activation, respectively, and the white arrow represents the maintenance signal induced by WUS.(B) Speculative model of how cytokinin signaling …

WebFeb 8, 2007 · The enzyme, encoded by the LOG gene, catalyses the final step of bioactive cytokinin synthesis by its cytokinin-specific … WebOct 4, 2024 · Nitrogen-dependent IPT expression accumulates iP- and tZ-type cytokinin species in the roots and shoots (Takei et al., 2004a, b) and activates cytokinin signaling (Taniguchi et al., 1998). In addition to …

WebNov 27, 2015 · Cytokinins are a well-studied family of plant hormones. In the 1950s, Skoog and Miller first determined the structural formula of a cytokinin, 6-furfurylaminopurine, a substance isolated from a herring … WebCytokinins 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 ...

WebLOG encodes a novel cytokinin-activating enzyme that works in the final step of bioactive cytokinin synthesis. Revising the long-held idea of multistep reactions, LOG directly converts inactive cytokinin nucleotides to the free-base forms, which are biologically active, by its cytokinin-specific phosphoribohydrolase activity. ...

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 ... high point salvageWebJan 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 … high point salvage yardWebJun 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 … high point sand and gravelWebNov 17, 2024 · The LOG family of cytokinin-activating enzymes (InterPro: IPR005269), as revealed by BlastP analysis, is widespread among the three kingdoms of life (with ca. 9000 sequences retrieved from the ... high point sand and gravel woodruff wiWebJun 1, 2024 · LOGs, which encode phosphoribohydrolase-activating enzymes, directly convert a cytokinin nucleotide to an active free-base form of cytokinins in the final step of cytokinin biosynthesis 3 . The levels of active cytokinins can be modulated via irreversible cleavage by CYTOKININ OXIDASE (CKX) enzymes 6 , 7 or through conjugation to … high point san antonio txWebJan 8, 2013 · The phytohormone cytokinin (CK) positively regulates the activity and function of the shoot apical meristem (SAM), which is a major parameter determining seed production. ... T Kuroha, et al., Functional analyses of LONELY GUY cytokinin-activating enzymes reveal the importance of the direct activation pathway in Arabidopsis. Plant … high point san diegoWebFeb 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 … high point sbr