Gene Symbol: ABA2
Description: NAD(P)-binding Rossmann-fold superfamily protein
Alias: ABA DEFICIENT 2, ARABIDOPSIS THALIANA ABA DEFICIENT 2, ATABA2, ATSDR1, F19K6.3, F19K6_3, GIN1, GLUCOSE INSENSITIVE 1, IMPAIRED SUCROSE INDUCTION 4, ISI4, SALT RESISTANT 1, SDR1, SHORT-CHAIN DEHYDROGENASE REDUCTASE 1, SHORT-CHAIN DEHYDROGENASE/REDUCTASE 1, SIS4, SRE1, SUGAR-INSENSITIVE 4, NAD(P)-binding Rossmann-fold superfamily protein
Species: thale cress
Nambara E, Kawaide H, Kamiya Y, Naito S. Characterization of an Arabidopsis thaliana mutant that has a defect in ABA accumulation: ABA-dependent and ABA-independent accumulation of free amino acids during dehydration. Plant Cell Physiol. 1998;39:853-8 pubmed
..Genetic analysis showed this mutation is a new allele of a recently reported locus aba2, and therefore has been designated aba2-2...
Schwartz S, Léon Kloosterziel K, Koornneef M, Zeevaart J. Biochemical characterization of the aba2 and aba3 mutants in Arabidopsis thaliana. Plant Physiol. 1997;114:161-6 pubmed
..Mutants at two new loci, aba2 and aba3, have recently been isolated in Arabidopsis thaliana (L.) Hynh. (K.M. Léon-Kloosterziel, M...
Cheng W, Endo A, Zhou L, Penney J, Chen H, Arroyo A, et al
. A unique short-chain dehydrogenase/reductase in Arabidopsis glucose signaling and abscisic acid biosynthesis and functions. Plant Cell. 2002;14:2723-43 pubmed
..GIN1) and ABSCISIC ACID DEFICIENT2 (ABA2) which encodes a unique Arabidopsis short-chain dehydrogenase/reductase (SDR1) that functions as a molecular link between nutrient signaling and plant hormone biosynthesis...
Leon P, Sheen J. Sugar and hormone connections. Trends Plant Sci. 2003;8:110-6 pubmed
..The effects of sugar and osmotic stress on morphogenesis and gene expression are distinct. The plasticity of plant growth and development are exemplified by the complex interplay of sugar and hormone signalling. ..
Lin P, Hwang S, Endo A, Okamoto M, Koshiba T, Cheng W. Ectopic expression of ABSCISIC ACID 2/GLUCOSE INSENSITIVE 1 in Arabidopsis promotes seed dormancy and stress tolerance. Plant Physiol. 2007;143:745-58 pubmed
..In this study, we investigated the effect of ectopic expression of another ABA biosynthesis gene, ABA2 (or GLUCOSE INSENSITIVE 1 [GIN1]) encoding a short-chain dehydrogenase/reductase in Arabidopsis (Arabidopsis thaliana)...
Gonzalez Guzman M, Apostolova N, Bellés J, Barrero J, Piqueras P, Ponce M, et al
. The short-chain alcohol dehydrogenase ABA2 catalyzes the conversion of xanthoxin to abscisic aldehyde. Plant Cell. 2002;14:1833-46 pubmed
..Complementation analyses revealed that sre1-1, sre1-2, sañ3-1, and sañ3-2 were alleles of the abscisic acid (ABA) biosynthesis ABA2 gene...
Xie X, Wang Y, Williamson L, Holroyd G, Tagliavia C, Murchie E, et al
. The identification of genes involved in the stomatal response to reduced atmospheric relative humidity. Curr Biol. 2006;16:882-7 pubmed
..OST1 encodes a protein kinase involved in ABA-mediated stomatal closure while ABA2 encodes an enzyme involved in ABA biosynthesis...
Seo M, Hanada A, Kuwahara A, Endo A, Okamoto M, Yamauchi Y, et al
. Regulation of hormone metabolism in Arabidopsis seeds: phytochrome regulation of abscisic acid metabolism and abscisic acid regulation of gibberellin metabolism. Plant J. 2006;48:354-66 pubmed
..Spatial expression patterns of the AtABA2 and AAO3 genes, responsible for last two steps of ABA biosynthesis, were distinct from that of the GA biosynthesis ..
Larkindale J, Hall J, Knight M, Vierling E. Heat stress phenotypes of Arabidopsis mutants implicate multiple signaling pathways in the acquisition of thermotolerance. Plant Physiol. 2005;138:882-97 pubmed
..nicotinamide adenine dinucleotide phosphate oxidase homolog genes (atrbohB and D), ABA biosynthesis mutants (aba1, aba2, and aba3), and NahG transgenic lines (salicylic acid deficient) showed weaker defects...