High affinity k+ transporter 5

Web14 de abr. de 2024 · During their life cycle, apicomplexan parasites pass through different microenvironments and encounter a range of ion concentrations. The discovery that the GPCR-like SR25 in Plasmodium falciparum is activated by a shift in potassium concentration indicates that the parasite can take advantage of its development by sensing different … Web9 de fev. de 2024 · Several kind of K+ and Na+ transport systems, such as inward-rectifier shaker K+ channel (AKT1), high-affinity K+ transporter 5 (HAK5), shaker-like K+ outward rectifying channel (SKOR),...

Arabidopsis K+ transporter HAK5-mediated high-affinity root K

WebThe high affinity K+ transporter AtHAK5 plays a physiological role in planta at very low K+ concentrations and provides a caesium uptake pathway in Arabidopsis Zhi Qi1, Corrina … Web14 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 Schiavo F, Katsuhara M, et al. K+ transport by the OsHKT2;4 transporter from rice with atypical Na+ transport properties and competition in permeation of K+ over Mg2+ and … de young san francisco free admission day https://anchorhousealliance.org

High- and Low-Affinity Transport in Plants From a Thermodynamic …

Web1 de jan. de 2010 · Model of plant response to low external K +.Low external K + induces transcriptional activation of the high-affinity K + transporter HAK5, and activation of the inward-rectifier K + channel AKT1. HAK5 induction is mediated by signal cascades that include ROS, hormones as ethylene and probably jasmonic acid, and sugars as sucrose. … Web1 de mai. de 2024 · In Arabidopsis, AtHAK5 is a major K + deprivation-induced high-affinity K + uptake transporter, and is the only system being able to take up K + at external … Web25 de ago. de 1994 · K+ accumulation can be rate-limiting for agricultural production. K+ uptake from soils into roots is largely mediated by high-affinity K+ uptake (Km … deyoung shoreline

Frontiers High- and Low-Affinity Transport in Plants From a ...

Category:Identification and characterization of HAK/KUP/KT potassium …

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High affinity k+ transporter 5

HAK5 high affinity K+ transporter 5 [Arabidopsis thaliana (thale …

WebThe .gov means it's official. Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you're on a federal government site. Web22 de abr. de 2010 · The K + transporter AtHAK5 was initially found to be expressed in roots of both K +-replete and K +-deplete plants (Rubio et al., 2000) and was later shown …

High affinity k+ transporter 5

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WebIn this study, the role of AtHAK5 in high affinity K + and Cs + uptake was characterized. It is demonstrated that AtHAK5 is localized to the plasma membrane under conditions of K + deprivation, when it is expressed. Growth analysis showed that AtHAK5 plays a role during severe K + deprivation. Web14 de ago. de 1998 · 1 Introduction. HKT1 is expressed in the roots of Triticum aestivum and encodes a high affinity K + symport that is energized by Na + [1-3].Na + energized K + uptake mechanisms have been characterized in lower plants such as the fresh water charophyte alga, Chara corallina [].HKT1 is the first Na + energized transporter to be …

WebK+-sensitivity of Na+currents carried by TmHKT1;5-A and TaHKT1;5-D. (a–d), current-voltage (I/V) curves of Na+currents recorded from X. laevisoocytes expressing …

Web24 de ago. de 2024 · We characterized an Na+ transporter SvHKT1;1 from a halophytic turf grass, Sporobolus virginicus. SvHKT1;1 mediated inward and outward Na+ transport in Xenopus laevis oocytes and did not complement K+ transporter-defective mutant yeast. SvHKT1;1 did not complement athkt1;1 mutant Arabidopsis, suggesting its … Weba high-affinity K+ transporter PhaHKTI were isolated from salt-sensitive (Utsunomiya) and salt-tolerant (Nanpi, Enchi) reed plants. A cDNA of Utsunomiya (PhaHKT1-u) contained two insertions in the region corresponding to the first and second introns of the PhaHKTI gene, which resulted in a sequence 141 amino acid residues shorter than that of ...

Web25 de out. de 2024 · High-affinity K+ (HAK) transporter mainly absorbed and transported potassium in plants, but there are few studies on HAK gene in sugarcane. In this study, …

WebPlasma membrane enriched fraction isolated from the fundus smooth muscle of rat stomach displayed Ca2+-stimulated ATPase activity in the absence of Mg2+. The Ca2+ dependence of such an ATPase activity can be resolved into two hyperbolic components with a high affinity (Km = 0.4 μM) and a low affinity (Km = 0.6 mM) for Ca2+. Distribution of these … deyoung shoreline funeral homeWeb1 de mai. de 1990 · It is demonstrated that these two affinity states of [3H]HC‐3 binding are totally interconvertible; addition of 0.1 mM ATP in the binding assay medium quantitatively converted all the binding sites to the low‐affinity state, whereas addition of 1 mM β,γ‐methylene 5′‐ATP quantitatively Conversion of all thebinding sites toThe … deyoung shoreline chapel stockton caWebPotassium is an important macronutrient required for plant growth, whereas sodium (Na+) can be toxic at high concentrations. 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+ transporter at high external Na+. A previous study showed that point … deyoung school programsWebThese data strongly correlate with high-affinity K+ accumulation in plant roots, which shows an apparent Km in the range of 10- 40 J.!M Rb+ and saturation at ~200 J.!M Rb+ (refs I, … church\\u0027s body shopWeb5 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 … church\\u0027s bolandWeb25 de mai. de 2007 · Plant HKTs (high-affinity K + transporters) belong to the Trk superfamily of cation transporters which are topologically related to K + channels [50], [51]. Central to both are MPM building blocks of two transmembrane domains with a pore (P-) loop in between. de young shoreline obits stockton caWeb15 de jun. de 2009 · A high-affinity K+ transporter PutHKT2;1 cDNA was isolated from the salt-tolerant plant Puccinellia tenuiflora. Expression of PutHKT2;1 was induced by both … deyoung sf ca