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Literature summary for 1.8.4.9 extracted from

  • Bekturova, A.; Oshanova, D.; Tiwari, P.; Nurbekova, Z.; Kurmanbayeva, A.; Soltabayeva, A.; Yarmolinsky, D.; Srivastava, S.; Tureckova, V.; Strnad, M.; Sagi, M.
    Adenosine 5' phosphosulfate reductase and sulfite oxidase regulate sulfite-induced water loss in Arabidopsis (2021), J. Exp. Bot., 72, 6447-6466 .
    View publication on PubMed

Localization

Localization Comment Organism GeneOntology No. Textmining
chloroplast
-
Arabidopsis thaliana 9507
-

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
adenylyl sulfate + 2 glutathione Arabidopsis thaliana
-
AMP + sulfite + glutathione disulfide
-
?
adenylyl sulfate + 2 glutathione Arabidopsis thaliana Col-0
-
AMP + sulfite + glutathione disulfide
-
?

Organism

Organism UniProt Comment Textmining
Arabidopsis thaliana
-
-
-
Arabidopsis thaliana Col-0
-
-
-

Source Tissue

Source Tissue Comment Organism Textmining
leaf
-
Arabidopsis thaliana
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
adenylyl sulfate + 2 glutathione
-
Arabidopsis thaliana AMP + sulfite + glutathione disulfide
-
?
adenylyl sulfate + 2 glutathione
-
Arabidopsis thaliana Col-0 AMP + sulfite + glutathione disulfide
-
?

Synonyms

Synonyms Comment Organism
adenosine-5'-phosphosulphate reductase
-
Arabidopsis thaliana
APR
-
Arabidopsis thaliana

General Information

General Information Comment Organism
physiological function chloroplast-localized adenosine-5'-phosphosulphate reductase (APR) generates sulfite and plays a pivotal role in reduction of sulfate to cysteine. The increases in APR activity in response to sulfite infiltration into wild-type and sulfite oxidase (SO)-deficient mutant leaves result in an increase in endogenous sulfite, indicating that APR has an important role in sulfite-induced increases in stomatal aperture. The importance of APR and SO and the significance of sulfite concentrations in water loss are further demonstrated during rapid, harsh drought stress in root-detached wild-type, gr2 and SO transgenic plants. Effects of sulfite infiltration on water status and sulfite accumulation in wild-type and sulfite oxidase overexpressing and deficient mutant leaves, overview Arabidopsis thaliana