QdoR

• Description: transcriptional regulator, control of qdoI-yxaH and lmrA-lmrB
  
  

Gene name	yxaF
Synonyms
Essential	no
Product	transcriptional regulator
Function	control of quercetin utilization
MW, pI	20 kDa, 6.111
Gene length, protein length	573 bp, 191 aa
Immediate neighbours	qdoI, yxnA
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Locus tag: BSU39990

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family:

• Paralogous protein(s): LmrA

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity: flavonoids such as quercetin act as molecular inducers and result in release from DNA targets PubMed

• Interactions:

• Localization:

Database entries

• Structure: 1SGM

• UniProt: P42105

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: yxaF PubMed

• Sigma factor:

• Regulation:
  • induced by flavonoids such as quercetin (YxaF, LmrA) PubMed

• Regulatory mechanism:
  • LmrA: transcription repression PubMed
  • YxaF: transcription repression PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody: