PstC

• Description: phosphate ABC transporter (permease)
  
  

Gene name	pstC
Synonyms	yqgH, yzmC
Essential	no
Product	phosphate ABC transporter (permease)
Function	high-affinity phosphate uptake
MW, pI	33 kDa, 10.132
Gene length, protein length	927 bp, 309 aa
Immediate neighbours	pstA, pstS
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: BSU24980

Database entries

• DBTBS entry: no entry

• SubtiList entry: [1]

Categories containing this gene/protein

ABC transporters, phosphate metabolism, membrane proteins

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: CysTW subfamily (according to Swiss-Prot)

• Paralogous protein(s): PstA

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions: (PstBA-PstBB)-(PstA-PstC)-PstS PubMed

• Localization: membrane protein PubMed

Database entries

• Structure:

• UniProt: P46339

• KEGG entry: [2]

• E.C. number:

Expression and regulation

• Operon: pstS-pstC-pstA-pstBA-pstBB PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • expressed under conditions of phosphate limitation (5000-fold induced) (PhoP) PubMed

• Regulatory mechanism:
  • PhoP: transcription activation PubMed

• Additional information:
  • mRNA processing between pstS and pstC to maintain higher concentrations of PstS relative to other components of the ABC transporter PubMed

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

Labs working on this gene/protein

Marion Hulett, University of Illinois at Chicago, USA Homepage