Difference between revisions of "HisC"

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* '''Locus tag:''' BSU22620
 
* '''Locus tag:''' BSU22620
 
[http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=hisC_2370415_2371497_-1 Expression]
 
  
 
===Phenotypes of a mutant ===
 
===Phenotypes of a mutant ===

Revision as of 10:43, 28 January 2012

  • Description: histidinol-phosphate aminotransferase / tyrosine and phenylalanine aminotransferase

Gene name hisC
Synonyms aroJ
Essential no
Product histidinol-phosphate aminotransferase /
tyrosine and phenylalanine aminotransferase
Function biosynthesis of aromatic amino acids
Metabolic function and regulation of this protein in SubtiPathways:
Phe, Tyr, Trp, His
MW, pI 39 kDa, 5.005
Gene length, protein length 1080 bp, 360 aa
Immediate neighbours tyrA, trpA
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
HisC context.gif







Categories containing this gene/protein

biosynthesis/ acquisition of amino acids

This gene is a member of the following regulons

TRAP regulon

The gene

Basic information

  • Locus tag: BSU22620

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: L-histidinol phosphate + 2-oxoglutarate = 3-(imidazol-4-yl)-2-oxopropyl phosphate + L-glutamate (according to Swiss-Prot)
  • Protein family: bacterial solute-binding protein 3 family (according to Swiss-Prot)
  • Paralogous protein(s):

Extended information on the protein

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

Database entries

  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulation:
  • Regulatory mechanism:
    • TRAP: binding to the mRNA in the presence of tryptophan, this results in transcription termination PubMed
  • Additional information:
    • the mRNA is substantially stabilized upon depletion of RNase Y PubMed

Biological materials

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

Labs working on this gene/protein

Your additional remarks

References

Lehnik-Habrink M, Schaffer M, Mäder U, Diethmaier C, Herzberg C, Stülke J  
RNA processing in Bacillus subtilis: identification of targets of the essential RNase Y. 
Mol Microbiol. 2011 81(6): 1459-1473. 
PubMed:21815947

J Sivaraman, Y Li, R Larocque, J D Schrag, M Cygler, A Matte
Crystal structure of histidinol phosphate aminotransferase (HisC) from Escherichia coli, and its covalent complex with pyridoxal-5'-phosphate and l-histidinol phosphate.
J Mol Biol: 2001, 311(4);761-76
[PubMed:11518529] [WorldCat.org] [DOI] (P p)

J Otridge, P Gollnick
MtrB from Bacillus subtilis binds specifically to trp leader RNA in a tryptophan-dependent manner.
Proc Natl Acad Sci U S A: 1993, 90(1);128-32
[PubMed:8419914] [WorldCat.org] [DOI] (P p)

P Babitzke, P Gollnick, C Yanofsky
The mtrAB operon of Bacillus subtilis encodes GTP cyclohydrolase I (MtrA), an enzyme involved in folic acid biosynthesis, and MtrB, a regulator of tryptophan biosynthesis.
J Bacteriol: 1992, 174(7);2059-64
[PubMed:1551827] [WorldCat.org] [DOI] (P p)

D J Henner, L Band, H Shimotsu
Nucleotide sequence of the Bacillus subtilis tryptophan operon.
Gene: 1985, 34(2-3);169-77
[PubMed:3924737] [WorldCat.org] [DOI] (P p)

H Shimotsu, D J Henner
Characterization of the Bacillus subtilis tryptophan promoter region.
Proc Natl Acad Sci U S A: 1984, 81(20);6315-9
[PubMed:6436812] [WorldCat.org] [DOI] (P p)

D A Weigent, E W Nester
Regulation of histidinol phosphate aminotransferase synthesis by tryptophan in Bacillus subtilis.
J Bacteriol: 1976, 128(1);202-11
[PubMed:824269] [WorldCat.org] [DOI] (P p)

E W Nester, A L Montoya
An enzyme common to histidine and aromatic amino acid biosynthesis in Bacillus subtilis.
J Bacteriol: 1976, 126(2);699-705
[PubMed:4431] [WorldCat.org] [DOI] (P p)