LevD

• Description: fructose-specific phosphotransferase system, EIIA component of the PTS
  
  

Gene name	levD
Synonyms
Essential	no
Product	fructose-specific phosphotransferase system, EIIA component
Function	fructose uptake and phosphorylation
Interactions involving this protein in SubtInteract: LevD
Metabolic function and regulation of this protein in SubtiPathways: Sugar catabolism
MW, pI	16 kDa, 4.479
Gene length, protein length	438 bp, 146 aa
Immediate neighbours	levE, levR
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

Categories containing this gene/protein

phosphotransferase systems, utilization of specific carbon sources, phosphoproteins

This gene is a member of the following regulons

CcpA regulon, LevR regulon, SigL regulon

The gene

Basic information

• Locus tag: BSU27070

Database entries

• DBTBS entry: no entry

• SubtiList entry: [1]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: Protein EIIA N(pi)-phospho-L-histidine + protein EIIB = protein EIIA + protein EIIB N(pi)-phospho-L-histidine (according to Swiss-Prot)

• Protein family: PTS permease, mannose permease (Man) family PubMed

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:
  • LevD-HPr, LevD-LevE

• Localization: cytoplasm (according to Swiss-Prot)

Database entries

• Structure:

• UniProt: P26379

• KEGG entry: [2]

• E.C. number: 2.7.1.69

Expression and regulation

• Operon: levD-levE-levF-levG-sacC PubMed

• Sigma factor: SigL PubMed

• Regulation:
  • subject to carbon catabolite repression (CcpA, LevR) PubMed
  • induced in the presence of fructose (LevR) PubMed

• Regulatory mechanism:
  • CcpA: transcription repression PubMed
  • LevR: transcription activation PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody: