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
Metabolic function and regulation of this protein in SubtiPathways: Alternative nitrogen sources
MW, pI	47 kDa, 5.674
Gene length, protein length	1266 bp, 422 aa
Immediate neighbours	frlN, frlB
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

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

• 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

• Structure:

• UniProt: O32156

• KEGG entry: [2]

• E.C. number:

Expression and regulation

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

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Additional references: PubMed