Article
PYR/RCAR receptors contribute to ozone-, reduced air humidity-, darkness-, and CO2-induced stomatal regulation.
Plant physiology - 1 Jul 2013
Merilo Ebe, Laanemets Kristiina, Hu Honghong, Xue Shaowu, Jakobson Liina, Tulva Ingmar, Gonzalez-Guzman Miguel, Rodriguez Pedro L, Schroeder Julian I, Broschè Mikael, Kollist Hannes
Abstract excerpt
Rapid stomatal closure induced by changes in the environment, such as elevation of CO2, reduction of air humidity, darkness, and pulses of the air pollutant ozone (O3), involves the SLOW ANION CHANNEL1 (SLAC1). SLAC1 is activated by OPEN STOMATA1 (OST1) and Ca(2+)-dependent protein kinases. OST1 activation is controlled through abscisic acid (ABA)-induced inhibition of type 2 protein phosphatases (PP2C) by...
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