NagB

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  • Description: glucosamine-6-phosphate deaminase

Gene name nagB
Synonyms
Essential no
Product glucosamine-6-phosphate deaminase
Function N-acetylglucosamine utilization
Gene expression levels in SubtiExpress: nagB
Metabolic function and regulation of this protein in SubtiPathways:
Sugar catabolism, Murein recycling
MW, pI 26 kDa, 5.717
Gene length, protein length 726 bp, 242 aa
Immediate neighbours nagA, nagR
Sequences Protein DNA DNA_with_flanks
Genetic context
NagB context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
NagB expression.png




























Categories containing this gene/protein

cell wall degradation/ turnover, utilization of specific carbon sources

This gene is a member of the following regulons

NagR regulon

The gene

Basic information

  • Locus tag: BSU35020

Phenotypes of a mutant

Database entries

  • DBTBS entry: no entry
  • SubtiList entry: [1]

Additional information

  • A mutation was found in this gene after evolution under relaxed selection for sporulation PubMed

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: D-glucosamine 6-phosphate + H2O = D-fructose 6-phosphate + NH3 (according to Swiss-Prot)
  • Protein family: NagB subfamily (according to Swiss-Prot)
  • Paralogous protein(s): GamA

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:

Database entries

  • KEGG entry: [2]
  • E.C. number:

Additional information

Expression and regulation

  • Sigma factor:
  • Regulation:
    • induced in the presence of N-acetylglucosamine (NagR) PubMed
  • Regulatory mechanism:
  • Regulatory mechanism:
  • Additional information:

Biological materials

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

Labs working on this gene/protein

Your additional remarks

References

Additional publications: PubMed

Christopher T Brown, Laura K Fishwick, Binna M Chokshi, Marissa A Cuff, Jay M Jackson, Travis Oglesby, Alison T Rioux, Enrique Rodriguez, Gregory S Stupp, Austin H Trupp, James S Woollcombe-Clarke, Tracy N Wright, William J Zaragoza, Jennifer C Drew, Eric W Triplett, Wayne L Nicholson
Whole-genome sequencing and phenotypic analysis of Bacillus subtilis mutants following evolution under conditions of relaxed selection for sporulation.
Appl Environ Microbiol: 2011, 77(19);6867-77
[PubMed:21821766] [WorldCat.org] [DOI] (I p)

Florence Vincent, Gideon J Davies, James A Brannigan
Structure and kinetics of a monomeric glucosamine 6-phosphate deaminase: missing link of the NagB superfamily?
J Biol Chem: 2005, 280(20);19649-55
[PubMed:15755726] [WorldCat.org] [DOI] (P p)

H L Mobley, R J Doyle, U N Streips, S O Langemeier
Transport and incorporation of N-acetyl-D-glucosamine in Bacillus subtilis.
J Bacteriol: 1982, 150(1);8-15
[PubMed:6174502] [WorldCat.org] [DOI] (P p)