Difference between revisions of "SacX"

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|style="background:#ABCDEF;" align="center"|'''Function''' || sucrose uptake and phosphorylation, control of [[SacY]] activity  
 
|style="background:#ABCDEF;" align="center"|'''Function''' || sucrose uptake and phosphorylation, control of [[SacY]] activity  
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|colspan="2" style="background:#FAF8CC;" align="center"| '''Metabolic function and regulation of this protein in [[SubtiPathways|''Subti''Pathways]]: <br/>[http://subtiwiki.uni-goettingen.de/pathways/carbohydrate_metabolic_pathways.html Sugar catabolism]'''
 
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|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 48 kDa, 9.346   
 
|style="background:#ABCDEF;" align="center"| '''MW, pI''' || 48 kDa, 9.346   

Revision as of 12:04, 11 June 2009

  • Description: trigger enzyme: sucrose-specific phosphotransferase system, EIIBC component (low affinity)

Gene name sacX
Synonyms ipa-14r, sacS
Essential no
Product trigger enzyme: sucrose-specific phosphotransferase system,

EIIBC component (low affinity)

Function sucrose uptake and phosphorylation, control of SacY activity
Metabolic function and regulation of this protein in SubtiPathways:
Sugar catabolism
MW, pI 48 kDa, 9.346
Gene length, protein length 1377 bp, 459 aa
Immediate neighbours epr, sacY
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
SacX context.gif
This image was kindly provided by SubtiList





The gene

Basic information

  • Locus tag: BSU38410

Phenotypes of a mutant

Database entries

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

Additional information

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: Protein EIIB N(pi)-phospho-L-histidine/cysteine + sugar = protein EIIB + sugar phosphate (according to Swiss-Prot)
  • Protein family: PTS permease, sucrose permease (Scr) family PubMed
  • Paralogous protein(s):

Extended information on the protein

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

Database entries

  • Structure:
  • KEGG entry: [3]

Additional information

Expression and regulation

  • Regulation: induction by sucrose (at high concentration)
  • Regulatory mechanism: induction by SacY-dependent RNA switch (transcriptional antitermination)
  • 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

Jonathan Reizer, Steffi Bachem, Aiala Reizer, Maryvonne Arnaud, Milton H Saier, Jörg Stülke
Novel phosphotransferase system genes revealed by genome analysis - the complete complement of PTS proteins encoded within the genome of Bacillus subtilis.
Microbiology (Reading): 1999, 145 ( Pt 12);3419-3429
[PubMed:10627040] [WorldCat.org] [DOI] (P p)

A M Crutz, M Steinmetz, S Aymerich, R Richter, D Le Coq
Induction of levansucrase in Bacillus subtilis: an antitermination mechanism negatively controlled by the phosphotransferase system.
J Bacteriol: 1990, 172(2);1043-50
[PubMed:2105292] [WorldCat.org] [DOI] (P p)

  1. Reizer et al. (1999) Novel phosphotransferase system genes revealed by genome analysis - the complete complement of PTS proteins encoded within the genome of Bacillus subtilis. Microbiology 145: 3419-3429 PubMed
  2. Crutz AM, Steinmetz M, Aymerich S, Richter R, Le Coq D (1990) Induction of levansucrase in Bacillus subtilis: an antitermination mechanism negatively controlled by the phosphotransferase system. J Bacteriol 172:1043-1050. PubMed
  3. Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed