RacX

• Description: amino acid racemase, production of D-amino acids, control of biofilm formation
  
  

Gene name	racX
Synonyms
Essential	no
Product	amino acid racemase
Function	control of biofilm formation
MW, pI	25 kDa, 5.396
Gene length, protein length	681 bp, 227 aa
Immediate neighbours	yveF, pbpE
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

Categories containing this gene/protein

biofilm formation, cell envelope stress proteins (controlled by SigM, W, X, Y)

This gene is a member of the following regulons

AbrB regulon, SigW regulon

The gene

Basic information

• Locus tag: BSU34430

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: aspartate/glutamate racemases family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:

Database entries

• Structure:

• UniProt: P32960

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: pbpE-racX PubMed

• Sigma factor: SigW PubMed

• Regulation:
  • repressed during logrithmic growth (AbrB) PubMed, probably indirect regulation by AbrB PubMed

• • induced by cell wall stress (SigW) PubMed

• Regulatory mechanism:

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody: