Protein
Glutamate--cysteine ligase
Organism
Haloferax volcanii (strain ATCC 29605 / DSM 3757 / JCM 8879 / NBRC 14742 / NCIMB 2012 / VKM B-1768 / DS2)
Function
Catalyzes the synthesis of gamma-glutamylcysteine (gamma-GC), the main low-molecular-weight thiol compound instead of glutathione in halophilic archaea.
Similarity
Belongs to the glutamate--cysteine ligase type 2 family. YbdK subfamily.
Sequence
MGTLGVEEEFYIVDADGRPTSGIDDLVYGPEPPEPLAGRLDHELFQFTIETQTPLIEDPDEAGAAVSTVREALVDHAAAHGYRIAAAGLHPAAKWRELDHATKPRYQAQLDRIQYPQHRNTTAGLHVHVGVDDADKAVWVANELRWYLAPLLALSANSPFWNGFDTGLASARAKVFENLPNTGMPTAFDDFEEFQRFERRMVEYGSIDDRGELWYDVRPHTGHGTVEIRTPDAQTDPERVTDFVEYVHALVLDLADRYEAGESGTSVRRELLDENKWRATRYGRDTDFIAPDSEGVVSLVSFVETESDRLGVDGLRSLLDAESGTAVQRRIHEESGLDGLCEHLTLD