HutI

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  • Description: imidazolone-5-propionate hydrolase

Gene name hutI
Synonyms
Essential no
Product imidazolone-5-propionate hydrolase
Function histidine utilization
Metabolic function and regulation of this protein in SubtiPathways:
His
MW, pI 45 kDa, 5.215
Gene length, protein length 1263 bp, 421 aa
Immediate neighbours hutU, hutG
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
HutI context.gif
This image was kindly provided by SubtiList







The gene

Basic information

  • Locus tag: BSU39370

Phenotypes of a mutant

Database entries

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

Additional information

Categories containing this gene/protein

utilization of amino acids

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: (S)-3-(5-oxo-4,5-dihydro-3H-imidazol-4-yl)propanoate + H2O = N-formimidoyl-L-glutamate + H+ (according to Swiss-Prot)
  • Protein family: hutI family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Interactions:
  • Localization: cytoplasm (according to Swiss-Prot)

Database entries

  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulation:
    • repressed by glucose (CcpA) PubMed
    • induced by histidine (HutP) PubMed
    • repressed during growth in the presence of branched chain amino acids (CodY) PubMed
  • 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

Yamei Yu, Yu-He Liang, Erik Brostromer, Jun-Min Quan, Santosh Panjikar, Yu-Hui Dong, Xiao-Dong Su
A catalytic mechanism revealed by the crystal structures of the imidazolonepropionase from Bacillus subtilis.
J Biol Chem: 2006, 281(48);36929-36
[PubMed:16990261] [WorldCat.org] [DOI] (P p)

Ken-Ichi Yoshida, Izumi Ishio, Eishi Nagakawa, Yoshiyuki Yamamoto, Mami Yamamoto, Yasutaro Fujita
Systematic study of gene expression and transcription organization in the gntZ-ywaA region of the Bacillus subtilis genome.
Microbiology (Reading): 2000, 146 ( Pt 3);573-579
[PubMed:10746760] [WorldCat.org] [DOI] (P p)

J M Zalieckas, L V Wray, S H Fisher
trans-acting factors affecting carbon catabolite repression of the hut operon in Bacillus subtilis.
J Bacteriol: 1999, 181(9);2883-8
[PubMed:10217782] [WorldCat.org] [DOI] (P p)

S H Fisher, K Rohrer, A E Ferson
Role of CodY in regulation of the Bacillus subtilis hut operon.
J Bacteriol: 1996, 178(13);3779-84
[PubMed:8682780] [WorldCat.org] [DOI] (P p)

L V Wray, S H Fisher
Analysis of Bacillus subtilis hut operon expression indicates that histidine-dependent induction is mediated primarily by transcriptional antitermination and that amino acid repression is mediated by two mechanisms: regulation of transcription initiation and inhibition of histidine transport.
J Bacteriol: 1994, 176(17);5466-73
[PubMed:8071225] [WorldCat.org] [DOI] (P p)