Structural basis of abscisic acid signalling - Nature
2009年10月23日 · Our results reveal the structural basis of the mechanism of (+)-ABA-dependent inhibition of ABI1 by PYL1 in ABA signalling. The phytohormone ABA has central roles in the …
Arabidopsis Duodecuple Mutant of PYL ABA Receptors Reveals …
2018年6月12日 · The pyr1 pyl1 pyl2 pyl4 pyl5 pyl8 T-DNA sextuple mutant (abbreviated as 112458) and the CRISPR/Cas9-generated pyl sextuple mutant (abbreviated as 112458-C) …
Nature Communications | 西北农林科技大学发现钙信号负反馈调 …
2023年9月22日 · 植物激素脱落酸 (Abscisic acid，ABA) 是植物应对逆境的重要激素之一。植物体内的 ABA 由 ABA 受体 Pyrabactin resistance 1 (PYR1) 和PYR1-like (PYL) proteins (PYLs) …
Structural insights into the mechanism of abscisic acid signaling by ...
2009年11月5日 · Here we report three crystal structures: apo-PYL2, (+)-ABA-bound PYL2 and (+)-ABA-bound PYL1 in complex with phosphatase ABI1. Apo-PYL2 contains a pocket …
揭示脱落酸受体研究获新进展 - 科学网
2011年6月14日 · 脱落酸（Abscisic Acid），简称ABA，是植物体内最重要的植物激素分子之一，它具有控制气孔关闭、影响种子发芽等重要的生理功能，对于保护植物对抗 ...
PYL1- and PYL8-like ABA Receptors of - PubMed
2022年2月24日 · We generated several high-order mutants impaired in NbPYL1-like and NbPYL8-like receptors, which showed certain insensitivity to ABA for inhibition of seedling …
Structural basis of abscisic acid signalling - PubMed
2009年12月3日 · Here we present the crystal structures of the ABA receptor PYL1 bound with (+)-ABA, and the complex formed by the further binding of (+)-ABA-bound PYL1 with the PP2C …
Mechanism of high-affinity abscisic acid binding to PYL9/RCAR1
2014年3月19日 · Our mutation studies of PYL1 successfully produced a monomeric mutant PYL1 exhibiting low ABA affinity and also a dimeric mutant PYL1 exhibiting high ABA-binding affinity, …
Structural basis and functions of abscisic acid receptors PYLs
Recently, a new family of nucleocytoplasmic PYR/PYL/RCAR (PYLs) has been identified as bona fide ABA receptors. PYLs together with protein phosphatases type-2C (PP2Cs), Snf1 (Sucrose …
Functional Mechanism of the Abscisic Acid Agonist Pyrabactin
2010年9月10日 · Pyrabactin is a synthetic abscisic acid (ABA) agonist that selectively inhibits seed germination. The use of pyrabactin was pivotal in the identification of the …