ABA1

Summary

Gene Symbol: ABA1
Description: zeaxanthin epoxidase (ZEP) (ABA1)
Alias: ABA DEFICIENT 1, ARABIDOPSIS THALIANA ABA DEFICIENT 1, ARABIDOPSIS THALIANA ZEAXANTHIN EPOXIDASE, ATABA1, ATZEP, IBS3, IMPAIRED IN BABA-INDUCED STERILITY 3, K8A10.10, K8A10_10, LOS6, LOW EXPRESSION OF OSMOTIC STRESS-RESPONSIVE GENES 6, NON-PHOTOCHEMICAL QUENCHING 2, NPQ2, ZEAXANTHIN EPOXIDASE, ZEP, zeaxanthin epoxidase (ZEP) (ABA1)
Species: thale cress
Products:     ABA1

Top Publications

  1. 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. ..
  2. Barrero J, Piqueras P, Gonzalez Guzman M, Serrano R, Rodriguez P, Ponce M, et al. A mutational analysis of the ABA1 gene of Arabidopsis thaliana highlights the involvement of ABA in vegetative development. J Exp Bot. 2005;56:2071-83 pubmed
    ..b>Zeaxanthin epoxidase, the product of the ABA1 gene of Arabidopsis thaliana, catalyses the epoxidation of zeaxanthin to ..
  3. Havaux M, Dall Osto L, Bassi R. Zeaxanthin has enhanced antioxidant capacity with respect to all other xanthophylls in Arabidopsis leaves and functions independent of binding to PSII antennae. Plant Physiol. 2007;145:1506-20 pubmed
    ..Conversely, constitutive accumulation of zeaxanthin in the ch1 npq2 double mutant led to an increased phototolerance relative to ch1...
  4. Xiong L, Lee H, Ishitani M, Zhu J. Regulation of osmotic stress-responsive gene expression by the LOS6/ABA1 locus in Arabidopsis. J Biol Chem. 2002;277:8588-96 pubmed
    ..LOS6/ABA1 encodes a zeaxanthin epoxidase that functions in ABA biosynthesis. Its expression is enhanced by osmotic stress...
  5. Schwarz N, Armbruster U, Iven T, Brückle L, Melzer M, Feussner I, et al. Tissue-specific accumulation and regulation of zeaxanthin epoxidase in Arabidopsis reflect the multiple functions of the enzyme in plastids. Plant Cell Physiol. 2015;56:346-57 pubmed publisher
    The enzyme zeaxanthin epoxidase (ZEP) catalyzes the conversion of zeaxanthin to violaxanthin, a key reaction for ABA biosynthesis and the xanthophyll cycle...
  6. Gonzalez Jorge S, Mehrshahi P, Magallanes Lundback M, Lipka A, Angelovici R, Gore M, et al. ZEAXANTHIN EPOXIDASE Activity Potentiates Carotenoid Degradation in Maturing Seed. Plant Physiol. 2016;171:1837-51 pubmed publisher
    ..b>ZEAXANTHIN EPOXIDASE (ZEP) was the major contributor to carotenoid composition, with mutants lacking ZEP activity showing a ..
  7. 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
    ..in 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...
  8. Niyogi K, Grossman A, Bjorkman O. Arabidopsis mutants define a central role for the xanthophyll cycle in the regulation of photosynthetic energy conversion. Plant Cell. 1998;10:1121-34 pubmed
    ..The npq2 mutants are new alleles of aba1, the zeaxanthin epoxidase gene...
  9. Jakab G, Ton J, Flors V, Zimmerli L, Metraux J, Mauch Mani B. Enhancing Arabidopsis salt and drought stress tolerance by chemical priming for its abscisic acid responses. Plant Physiol. 2005;139:267-74 pubmed
    ..On the contrary, the ABA deficient 1 and ABA insensitive 4 mutants, both impaired in the ABA-signaling pathway, could not be protected by BABA ..

More Information

Publications13

  1. Park H, Seok H, Park B, Kim S, Goh C, Lee B, et al. Overexpression of Arabidopsis ZEP enhances tolerance to osmotic stress. Biochem Biophys Res Commun. 2008;375:80-5 pubmed publisher
    b>Zeaxanthin epoxidase (ZEP) is an enzyme important in ABA biosynthesis and in the xanthophyll cycle...
  2. Sánchez Corrionero Á, Sánchez Vicente I, González Pérez S, Corrales A, Krieger Liszkay A, Lorenzo O, et al. Singlet oxygen triggers chloroplast rupture and cell death in the zeaxanthin epoxidase defective mutant aba1 of Arabidopsis thaliana under high light stress. J Plant Physiol. 2017;216:188-196 pubmed publisher
    The two Arabidopsis thaliana mutants, aba1 and max4, were previously identified as sharing a number of co-regulated genes with both the flu mutant and Arabidopsis cell suspension cultures exposed to high light (HL)...
  3. Oh E, Yamaguchi S, Hu J, Yusuke J, Jung B, Paik I, et al. PIL5, a phytochrome-interacting bHLH protein, regulates gibberellin responsiveness by binding directly to the GAI and RGA promoters in Arabidopsis seeds. Plant Cell. 2007;19:1192-208 pubmed
  4. Barrero J, Rodriguez P, Quesada V, Alabadi D, Blázquez M, Boutin J, et al. The ABA1 gene and carotenoid biosynthesis are required for late skotomorphogenic growth in Arabidopsis thaliana. Plant Cell Environ. 2008;31:227-34 pubmed
    ..mutants in the dark, we analysed several aba1 loss-of-function alleles, which are deficient in zeaxanthin epoxidase. The aba1 mutants displayed a partially de-etiolated phenotype, including reduced hypocotyl growth, ..