FrlO

• Description: aminosugar ABC transporter (binding protein)
  
  

Gene name	frlO
Synonyms	yurO
Essential	no
Product	aminosugar ABC transporter (binding protein)
Function	uptake of sugar amines
Gene expression levels in SubtiExpress: frlO
Interactions involving this protein in SubtInteract: FrlO
Metabolic function and regulation of this protein in SubtiPathways: frlO
MW, pI	47 kDa, 5.674
Gene length, protein length	1266 bp, 422 aa
Immediate neighbours	frlN, frlB
Sequences	Protein DNA DNA_with_flanks
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

ABC transporters, utilization of specific carbon sources, utilization of nitrogen sources other than amino acids, membrane proteins

This gene is a member of the following regulons

CodY regulon, FrlR regulon

The gene

Basic information

• Locus tag: BSU32600

Database entries

• BsubCyc: BSU32600

• DBTBS entry: no entry

• SubtiList entry: [1]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: bacterial solute-binding protein 1 family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:
  • YurJ-(FrlM-FrlN)-FrlO PubMed

• Localization: membrane associated (via FrlM-FrlN) PubMed

Database entries

• BsubCyc: BSU32600

• Structure:

• UniProt: O32156

• KEGG entry: [2]

• E.C. number:

Expression and regulation

• Operon:
  • frlB-frlO-frlN-frlM-frlD PubMed
  • frlB-frlO PubMed

• Expression browser: frlO PubMed

• Sigma factor:

• Regulation:
  • frlB: repressed during growth in the presence of branched chain amino acids (CodY) PubMed
  • frlB: induced in the presence of fructosamine (FrlR) PubMed

• Regulatory mechanism:
  • CodY: transcription repression PubMed1, PubMed2
  • FrlR: transcription repression PubMed

• Additional information:
  • the mRNA is substantially stabilized upon depletion of RNase Y PubMed
  • the frlB-frlO-frlN-frlM-frlD operon is not expressed in a cshA mutant PubMed
  • number of protein molecules per cell (minimal medium with glucose and ammonium): 696 PubMed

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody: