Stomatal Closure by Fast Abscisic Acid Signaling Is Mediated by the Guard Cell Anion Channel SLAH3 and the Receptor RCAR1

Dietmar Geiger; Tobias Maierhofer; Khaled A. S. AL-Rasheid; Sönke Scherzer; Patrick Mumm; Anja Liese; Peter Ache; Christian Wellmann; Irene Marten; Erwin Grill; Tina Romeis; Rainer Hedrich

doi:10.1126/scisignal.2001346

Research ArticlePlant biology

Stomatal Closure by Fast Abscisic Acid Signaling Is Mediated by the Guard Cell Anion Channel SLAH3 and the Receptor RCAR1

Dietmar Geiger¹,*,
Tobias Maierhofer¹,*,
Khaled A. S. AL-Rasheid²,
Sönke Scherzer¹,
Patrick Mumm¹,
Anja Liese³,
Peter Ache¹,
Christian Wellmann⁴,
Irene Marten¹,
Erwin Grill⁴,
Tina Romeis³, and
Rainer Hedrich¹,†

¹Institute for Molecular Plant Physiology and Biophysics, University Würzburg, Julius-von-Sachs Platz 2, D-97082 Würzburg, Germany.
²Zoology Department, College of Science, King Saud University, P.O. Box 2455, Riyadh 11451, Saudi Arabia.
³Department of Plant Biochemistry, Free University Berlin, Koenigin-Luise-Strasse 12-16, D-14195 Berlin, Germany.
⁴Lehrstuhl für Botanik, Technische Universität München, Am Hochanger 4, D-85354 Freising, Germany.

↵†To whom correspondence should be addressed: E-mail: hedrich{at}botanik.uni-wuerzburg.de

↵* These authors contributed equally to this work.

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Science Signaling 17 May 2011:
Vol. 4, Issue 173, pp. ra32
DOI: 10.1126/scisignal.2001346

Dietmar Geiger

1Institute for Molecular Plant Physiology and Biophysics, University Würzburg, Julius-von-Sachs Platz 2, D-97082 Würzburg, Germany.

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Tobias Maierhofer

1Institute for Molecular Plant Physiology and Biophysics, University Würzburg, Julius-von-Sachs Platz 2, D-97082 Würzburg, Germany.

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Khaled A. S. AL-Rasheid

2Zoology Department, College of Science, King Saud University, P.O. Box 2455, Riyadh 11451, Saudi Arabia.

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Sönke Scherzer

1Institute for Molecular Plant Physiology and Biophysics, University Würzburg, Julius-von-Sachs Platz 2, D-97082 Würzburg, Germany.

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Patrick Mumm

1Institute for Molecular Plant Physiology and Biophysics, University Würzburg, Julius-von-Sachs Platz 2, D-97082 Würzburg, Germany.

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Anja Liese

3Department of Plant Biochemistry, Free University Berlin, Koenigin-Luise-Strasse 12-16, D-14195 Berlin, Germany.

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Peter Ache

1Institute for Molecular Plant Physiology and Biophysics, University Würzburg, Julius-von-Sachs Platz 2, D-97082 Würzburg, Germany.

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Christian Wellmann

4Lehrstuhl für Botanik, Technische Universität München, Am Hochanger 4, D-85354 Freising, Germany.

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Irene Marten

1Institute for Molecular Plant Physiology and Biophysics, University Würzburg, Julius-von-Sachs Platz 2, D-97082 Würzburg, Germany.

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Erwin Grill

4Lehrstuhl für Botanik, Technische Universität München, Am Hochanger 4, D-85354 Freising, Germany.

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Tina Romeis

3Department of Plant Biochemistry, Free University Berlin, Koenigin-Luise-Strasse 12-16, D-14195 Berlin, Germany.

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Rainer Hedrich

1Institute for Molecular Plant Physiology and Biophysics, University Würzburg, Julius-von-Sachs Platz 2, D-97082 Würzburg, Germany.

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For correspondence: hedrich@botanik.uni-wuerzburg.de

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Stomatal Closure by Fast Abscisic Acid Signaling Is Mediated by the Guard Cell Anion Channel SLAH3 and the Receptor RCAR1

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