High affinity k+ transporter

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August undefined, 2024

WebIt has been shown in Arabidopsis (Arabidopsis thaliana) that when the external K+ concentration is very low (,10 mM), K+ nutrition depends exclusively on the high-afﬁnity K+ transporter5 (HAK5). Low-K+-induced transcriptional activation of the gene encoding HAK5 has been previously reported. Web6 de ago. de 2024 · The high-affinity K+ transporter HAK5 is the major contributor to root K+ uptake from dilute solutions in K+-starved Arabidopsis plants. Its functionality is tightly …

(PDF) Amelioration of Soybean Plant from Saline-Induced

Web31 de jan. de 2006 · The term ‘high-affinity transporter’ does not have a formal definition and it is used here to indicate that the transporter exhibits a Km that is not much higher … Web12 de mar. de 1999 · The wheat K+ uptake transporter HKT1 has been shown to function in yeast and oocytes as a high affinity K+-Na+ cotransporter, and as a low affinity Na+ … how to soundproof a terraced house

AtHAK5-mediated root high-affinity K+ uptake is regulated by …

WebThe K + channel was now characterized by a high-affinity component of K m = 0.2mM and a low-affinity component of K m = 7.3mM ( Figure 1B ), while the K + /H + co-transporter had a high-affinity component of K m = 0.01mM and a low-affinity component of K m = 2.3mM ( Figure 1D ). FIGURE 1 Figure 1 The pitfalls of affinity analyses. Web1 de abr. de 2024 · We identified a key high-affinity K+ transporter, GhHAK5a in cotton, which is the essential target for shoot regulation of root K+ uptake under K+ deficiency. … Web2 de jun. de 2024 · The high-affinity K+ transporter AtHAK5 is the major contributor to root K+ uptake from diluted solutions in K+-starved Arabidopsis plants. Its functionality is tightly regulated and its activity ... how to soundproof a metal roof

High-affinity K+ transporters and their functions in plants

The Rice High-Affinity K+ Transporter OsHKT2;4 Mediates Mg2 ...

WebHigh-affinity K+ transporter PhaHAK5 is expressed only in salt-sensitive reed plants and shows Na+ permeability under NaCl stress Authors Ryuichi Takahashi 1 , Takayoshi … Web16 de jun. de 2024 · High-affinity transport system shows saturating kinetics at Km between 10 and 40 μM which is highly selective for K + over Na +, whereas low-affinity transport system shows saturation at Km near about 10 mM range exhibiting weak selectivity for K + over other alkali metals. how to soundproof a water pumpWebGhHAK5a is a high-affinity K + transporter. It is generally accepted that plant high-affinity K + transporters conduct K + uptake at low external K + concentrations (below 200 μM) … how to soundproof an apartment cheap

"Web1 de jan. de 1998 · to the kinetic analysis, TRK1, the high-affinity transporter in the wild-type yeast, displays one-phase uptake under low external [K +] (200 μM and lower). … " - High affinity k+ transporter

High affinity k+ transporter

Adaptation of plants to salt stress: the role of the ion transporters

Web1 de abr. de 2024 · We found that GhHAK5a, an orthologous of Arabidopsis thaliana high-affinity K+ transporter, AtHAK5, was significantly induced in the CCRI41 rootstock by … Web13 de fev. de 2024 · Under salt stress, the plants need to maintain a low Na+ concentration and Na+/K+ ratio in the cell cytoplasm to keep normal growth and development. High-affinity K+ transporter (HKT) genes are known to play an important role in regulating the transportation of Na+ and K+ in higher plants. However, reports on its potential role in …

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WebThe concept of “high- and low-affinity K + transport” got more cracks in the analysis of the dependency of the K + fluxes on the external proton concentration. In contrast to the … Web15 de jul. de 2016 · Amelioration of Soybean Plant from Saline-Induced Condition by Exopolysaccharide Producing Pseudomonas-Mediated Expression of High Affinity K+-transporter (HKT1) Gene July 2016 Current Science 111(12)

Web9 de abr. de 2014 · The high-affinity K (+) transporter HAK5 is a key system for root K (+) uptake and, under very low external K (+) , the only one capable of supplying K (+) to the plant. Functional... Web4 de nov. de 2024 · high affinity K+ transporter 5. GeneRIFs: Gene References Into Functions. Arabidopsis K+ transporter HAK5-mediated high-affinity root K+ uptake is …

WebAlthough AtHAK5 has been shown to be a high affinity K + transporter in kinetic studies, and KUP transporters are known to be inhibited by NH 4+, a physiological role for … WebHigh-affinity K + uptake in plants plays a crucial role in K + nutrition and different systems have been postulated to contribute to the high-affinity K + uptake. The results presented here with pepper ( Capsicum annum) demonstrate that a HAK1-type transporter greatly contributes to the high-affinity K + uptake observed in roots.

High Affinity K transporter HAK5 is a transport protein found on the cell surface membrane of plants under conditions of potassium deprivation. It is believed to act as a symporter for protons and the potassium ion, K . Firstly discovered in barley, receiving the name of HvHAK1, it was soon after identified in the model plant Arabidopsis thaliana and named HAK5. These transporters belongs to t…

Web12 de nov. de 2024 · High affinity K + transporters (HKT) mediate the transport of both Na + and K + ions. The HKT family is K + transporter superfamily HKT/Trk/Ktr-type present in microorganisms and plant (Yamaguchi et al. 2013 ). These transporters either selectively transport Na + ions or carries out Na + and K + symport. r d williams cyfWeb3 de jun. de 2010 · Potassium (K +) is a major plant nutrient required for growth and development. It is generally accepted that plant roots absorb K + through uptake … r d williams \u0026 sons haulage ltdWeb14 de abr. de 2024 · It may be mainly involved in the translocation of high-affinity potassium in plants under low potassium ... Horie T, Brodsky DE, Costa A, Kaneko T, Lo … how to soundproof an apartment doorWeb5 de jan. de 2024 · HKT1 high-affinity K+ transporter 1 [ (thale cress)] Gene ID: 826623, updated on 21-Oct-2024 Summary encodes a sodium transporter (HKT1) expressed in … how to soundproof an apartment ceilingWebHigh-affinity K+ (HAK) transporter mainly absorbed and transported potassium in plants, but there are few studies on HAK gene in sugarcane. In this study, the coding region of high-affinity K+ ... r d willis propertiesWeb1 de dez. de 2015 · It is reported that HIGH‐AFFINITY K+ TRANSPORTER 5 (OsHAK5) regulates the infection of rice grassy stunt virus (RGSV), a negative‐sense single‐stranded bunyavirus, in rice (Oryza sativa) and the K+ content in rice plants was significantly inhibited on RGSV infection. 3 PDF r d williams insurance pwllheliWeb1 de mar. de 2009 · Thus, in this halophyte, high-affinity K + uptake is mediated by a K + transporter homologous to the high-affinity K + transporters of glycophytes (Rodríguez-Navarro and Rubio, 2006). The characteristics shown by ThHAK5 in yeast indicate that the functionality of this transporter is similar to that of its glycophyte homologues. r d wilson \\u0026 sons