Atkat1
WebFeb 8, 2024 · KAT1 is shown as an example. b, General structure of the voltage-dependent K + channels StKST1, AtKAT1 and ZmK2.1. Transmembrane segments are denoted as S1–S6, P indicates the pore region. Amino... WebJan 1, 2024 · AtKAT1 and AtKAT2 form a heterotetramer and are involved in the regulation of guard cell movement. The hyperpolarization of the guard cell membrane by H + …
Atkat1
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WebAug 13, 2013 · AtKAT1 were the first plant shaker-like potassium channel. genes discovered. The AtKAT1 gene is expressed specifically. in guard cells [6–8] and … Webwith water (Figure 2a). Considering AtKAT1 (a pure inward K+ channel in Arabidopsis) and AtAKT2 have been successfully and repeatedly characterized in Xenopus oocytes, we …
WebDec 19, 2005 · The Shaker-type K + channels KAT1 ( Anderson et al., 1992) and AKT1 ( Sentenac et al., 1992) were the first K + transporting proteins cloned from plants. Both AKT1 and KAT1 are activated by a more negative membrane potential … WebUptake in AtKAT1-expressing yeast did not show saturation up to 5 mM K + , indicating a lower affinity for K + (Fig. 2C). After subtracting the K + uptake rate from vector controls, reciprocal...
WebAug 1, 2008 · Given that AtKAT1-mediated K + uptake did not show saturation in the substrate range measured, we were unable to estimate a K m for AtKAT1. To establish … WebATKAT1, KAT1, POTASSIUM CHANNEL IN ARABIDOPSIS THALIANA 1 Description Encodes a potassium channel protein (KAT1). ABA triggers KAT1 endocytosis both in epidermal cells as well as guard cells. Upon removal of ABA, KAT1 is recycled back to the plasma membrane. KAT1 is localized within 0.5?0.6 μm diameter microdomains at the …
WebAug 13, 2013 · Here we report the characterization of two inward rectifying shaker-like potassium channels, OsKAT2 and OsKAT3, expressed in guard cell of rice plants. While OsKAT2 showed typical potassium channel activity, like that of Arabidopsis KAT1, OsKAT3 did not despite high sequence similarity between the two channel proteins.
WebJun 22, 2007 · Growth was followed for 5 d. B, Growth of the K +-uptake-deficient yeast strain (CY162) transformed with the empty plasmid (pYES2), Arabidopsis KAT1 … canyonlands summer campWebDec 7, 2024 · The strain CY162 transformed with the empty pYES2 vector and OsHAK21 IR26 were unable to grow under 10 m m and 5 m m KCl conditions, however AtKAT1 and OsHAK21 JCQ expession rescued its growth. This result indicated that the OsHAK21 allele from Jiucaiqing conferred significant K + uptake and growth in yeasts at moderate … canyonlands telescopic cupWebSep 1, 2024 · The expression levels of AtSOS1, AtHKT1, AtGORK, AtAKT1, AtAKT2, AtKAT1, AtKAT2, AtHAK5, AtKUP4 and AtKUP7 were detected in roots of 15-day-old seedlings treated with 150 mM NaCl for 4 h. The results indicated that all tested genes showed similar expression levels between transgenic and WT plants under normal … canyonlands student housingWebOocytes injected with AtKAT1 cRNA showed typical inward K+ currents. Unlike AtKAT1, but similar to AtAKT2, OsAKT2 was characterized as a weakly rectifying K+ channel. The OsAKT2-mediated macroscopic currents also consisted of two kinetic components. One component was defined as an instantaneous-activated canyonlands sunsetWebJan 1, 2024 · Stomatal closure and opening is an important physiological process that needs to be regulated under water-limiting stress conditions. Drought-induced SLAC1 and SLAH3 (slow type anion channels) have been shown to inhibit an inward-rectifying K + channel AtKAT1 via protein–protein interactions. SLAH3 inhibits KAT1 to a lesser extent when ... brief atrial tachycardiaWebGene Model: AT5G46240.1. [. Help. ] Encodes a potassium channel protein (KAT1). ABA triggers KAT1 endocytosis both in epidermal cells as well as guard cells. Upon removal … canyonlands temperatures by monthWebJan 1, 2013 · AtKAT1 plays roles as a major channel to uptake K+ in guard cell when stomata open in dicot model plant Arabidopsis. In a recent publication, we isolated 3 KAT … brief-a test