AhpF

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  • Description: alkyl hydroperoxide reductase (large subunit) / NADH dehydrogenase

Gene name ahpF
Synonyms ndh
Essential no
Product alkyl hydroperoxide reductase (large subunit) /
NADH dehydrogenase
Function resistance against peroxide stres
Gene expression levels in SubtiExpress: ahpF
Metabolic function and regulation of this protein in SubtiPathways:
ahpF
MW, pI 54 kDa, 4.705
Gene length, protein length 1527 bp, 509 aa
Immediate neighbours ahpC, bglA
Sequences Protein DNA DNA_with_flanks
Genetic context
AhpF context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
AhpF expression.png




























Categories containing this gene/protein

resistance against oxidative and electrophile stress, membrane proteins, phosphoproteins

This gene is a member of the following regulons

PerR regulon

The gene

Basic information

  • Locus tag: BSU40100

Phenotypes of a mutant

Database entries

  • DBTBS entry: [1]
  • SubtiList entry: [2]

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: NADH + acceptor = NAD+ + reduced acceptor (according to Swiss-Prot)
  • Protein family: class-II pyridine nucleotide-disulfide oxidoreductase family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
    • phosphorylation on (Ser-48 OR Ser-49) PubMed
    • phosphorylated on Arg-457 PubMed
  • Cofactor(s):
  • Effectors of protein activity:

Database entries

  • Structure: 1HYU (from Salmonella typhimurium, 52% identity, 69% similarity) PubMed
  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • Regulatory mechanism:
  • Additional information:
    • number of protein molecules per cell (minimal medium with glucose and ammonium): 1332 PubMed
    • number of protein molecules per cell (complex medium with amino acids, without glucose): 3809 PubMed
    • number of protein molecules per cell (minimal medium with glucose and ammonium, early stationary phase after glucose exhaustion): 4363 PubMed
    • number of protein molecules per cell (minimal medium with glucose and ammonium, late stationary phase after glucose exhaustion): 5017 PubMed

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References

Alexander K W Elsholz, Kürsad Turgay, Stephan Michalik, Bernd Hessling, Katrin Gronau, Dan Oertel, Ulrike Mäder, Jörg Bernhardt, Dörte Becher, Michael Hecker, Ulf Gerth
Global impact of protein arginine phosphorylation on the physiology of Bacillus subtilis.
Proc Natl Acad Sci U S A: 2012, 109(19);7451-6
[PubMed:22517742] [WorldCat.org] [DOI] (I p)

Boris Macek, Ivan Mijakovic, Jesper V Olsen, Florian Gnad, Chanchal Kumar, Peter R Jensen, Matthias Mann
The serine/threonine/tyrosine phosphoproteome of the model bacterium Bacillus subtilis.
Mol Cell Proteomics: 2007, 6(4);697-707
[PubMed:17218307] [WorldCat.org] [DOI] (P p)

A Sakai, K Katayama, T Katsuragi, Y Tani
Glycolaldehyde-forming route in Bacillus subtilis in relation to vitamin B6 biosynthesis.
J Biosci Bioeng: 2001, 91(2);147-52
[PubMed:16232966] [WorldCat.org] [DOI] (P p)

A F Herbig, J D Helmann
Roles of metal ions and hydrogen peroxide in modulating the interaction of the Bacillus subtilis PerR peroxide regulon repressor with operator DNA.
Mol Microbiol: 2001, 41(4);849-59
[PubMed:11532148] [WorldCat.org] [DOI] (P p)

N Bsat, L Chen, J D Helmann
Mutation of the Bacillus subtilis alkyl hydroperoxide reductase (ahpCF) operon reveals compensatory interactions among hydrogen peroxide stress genes.
J Bacteriol: 1996, 178(22);6579-86
[PubMed:8932315] [WorldCat.org] [DOI] (P p)

H Antelmann, S Engelmann, R Schmid, M Hecker
General and oxidative stress responses in Bacillus subtilis: cloning, expression, and mutation of the alkyl hydroperoxide reductase operon.
J Bacteriol: 1996, 178(22);6571-8
[PubMed:8932314] [WorldCat.org] [DOI] (P p)