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arsH

Gene
arsH
Protein
NADPH-dependent FMN reductase ArsH
Organism
Shigella flexneri
Length
255 amino acids
Function
Has NADPH-dependent FMN reductase activity and very low azoreductase activity. No activity with NADH.
Similarity
Belongs to the ArsH family.
Mass
28.4 kDa
Sequence
MRLRHLSDPDSLPALDKSFAIERPALGLAPDAPPVRILLLYGSLRARSFSRLAVEEAARLLQFFGAETRIFDPSDLPLPDQVQSDDHPAVKELRALSEWSEGQVWCSPERHGQITSVMKAQIDHLPLEMAGIRPTQGRTLAVMQVSGGSQSFNAVNTLRLLGRWMRMFTIPNQSSIAKAFQEFDAAGRMKPSPYYDRIADVMEELVRFTALVRPHREALTDRYSERKAAGHVIDEATDLSSIAIAPQPLPESETS

Gene
arsH
Protein
NADPH-dependent FMN reductase ArsH
Organism
Rhizobium meliloti (strain 1021)
Length
241 amino acids
Function
Has NADPH-dependent FMN reductase activity. No activity with NADH. May play a role in resistance to heavy metal toxicity.
Similarity
Belongs to the ArsH family.
Mass
27.083 kDa
Sequence
MSDDDSSHDLPAANLQQLRLPDSASLRPAFSTHRPRILILYGSLRTVSYSRLLAEEARRLLEFFGAEVKVFDPSGLPLPDAAPVSHPKVQELRELSIWSEGQVWVSPERHGAMTGIMKAQIDWIPLSTGSIRPTQGKTLAVMQVSGGSQSFNAVNQMRILGRWMRMITIPNQSSVAKAFQEFDANGRMKPSSYYDRVVDVMEELVKFTLLTRDCSAYLTDRYSERKESAAELEHRVTLKSV

Gene
arsH
Protein
NADPH-dependent FMN reductase ArsH
Organism
Acidithiobacillus ferrooxidans (strain ATCC 23270 / DSM 14882 / CIP 104768 / NCIMB 8455)
Length
237 amino acids
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.
Mass
26.871 kDa
Sequence
MSGNLPNTDDVLLQVPDVRCLRSAAETDHPPRILLLYGSNRECSYSRLLTLEAERLLRYFGAETRVFHPTGLPLPDDAPVTHPKVVELQELVEWSEGQVWCSPERHGAMTGVFKSQVDWIPLNSGAIRPTQGKTLALMQVCGGSQSFNAVNQMRILGRWLRMLTIPNQSSVPKAFLEFDDGGRMKPSAYYDRVVDVMEELMKFTLLTRGNSDYLVDRYSERKESAEELSRRVNLQNL

Gene
arsH
Protein
NADPH-dependent quinone reductase ArsH
Organism
Synechocystis sp. (strain PCC 6803 / Kazusa)
Length
206 amino acids
Function
Has high NADPH-dependent quinone reductase activity with a preference for quinones with hydrophobic substituents. Reduces also CrO4(2-) and Fe(3+). Somewhat active with NADH. May be involved in response to oxidative stress caused by arsenic.
Similarity
Belongs to the ArsH family.
Mass
23.736 kDa
Sequence
MTDFNHPPRILFLYGSLRERSYSRLLAEEAGRIITTMGAETKFFDPRELPLRGQVLDSHPKVQELLELSQWSEGQVWSSPEMHGNITGILKNQIDWIPLEIGSIRPTQGRTLAVMQVSGGSQSFNAVNTMRILGRWMRMFTIPNQSSVAKAYQEFHEDGTMKDSPYRDRVVDVMEELYKFTLLLRDKVDYLTDRHSERKAKVNTDG