Protein
NADPH-dependent FMN reductase ArsH
Organism
Acidithiobacillus ferrooxidans (strain ATCC 23270 / DSM 14882 / CIP 104768 / NCIMB 8455)
Function
Has NADPH-dependent FMN reductase activity and high NADPH-dependent ferric reductase activity with highest activity for Fe(3+) as substrate. No activity with NADH, iron trichloride, Cu(2+) or Ag(+). May be involved in cytosolic ferric iron assimilation as an NADPH-dependent ferric reductase in vivo.
Similarity
Belongs to the ArsH family.
Sequence
MSGNLPNTDDVLLQVPDVRCLRSAAETDHPPRILLLYGSNRECSYSRLLTLEAERLLRYFGAETRVFHPTGLPLPDDAPVTHPKVVELQELVEWSEGQVWCSPERHGAMTGVFKSQVDWIPLNSGAIRPTQGKTLALMQVCGGSQSFNAVNQMRILGRWLRMLTIPNQSSVPKAFLEFDDGGRMKPSAYYDRVVDVMEELMKFTLLTRGNSDYLVDRYSERKESAEELSRRVNLQNL