Protein Name O-acetylserine (thiol) lyase (OAS-TL) isoform A1
Organism Arabidopsis thaliana
Gene ID 827145
Gene Symbol

OASA1

UniProt P47998 (CYSK1_ARATH), A0A178V054 (A0A178V054_ARATH)
Relationships Total Number of functionally related compound(s) : 22
Total Number of Articles : 18
Description

O-acetylserine (thiol) lyase (OAS-TL) isoform A1

Gene Summary

Encodes a cytosolic isoform of cytosolic O-acetylserine(thiol)lyase, a key enzyme in cysteine biosynthesis and for the fixation of inorganic sulfide. It catalyzes the formation of cysteine from O-acetylserine and inorganic sulfide. Gene expression is predominant in the root cortex and the xylem parenchyma. Gene expression is induced in leave, stems and roots by high salt and heavy metal stresses, mediated by ABA. Lines carrying semi-dominant mutations exhibit early senescence. Required for pollen tube growth and/or fertilization.

synonyms
  • O-acetylserine (thiol) lyase (OAS-TL) isoform A1
  • AT4G14880
  • ATCYS-3A
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Properties