PrsA

• Description: post-translocational folding of exported proteins (post-translocation molecular chaperone)
  
  

Gene name	prsA
Synonyms
Essential	yes PubMed
Product	post-translocation molecular chaperone
Function	protein folding
Metabolic function and regulation of this protein in SubtiPathways: Protein secretion
MW, pI	32 kDa, 9.122
Gene length, protein length	876 bp, 292 aa
Immediate neighbours	yhaL, yhzE
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

Categories containing this gene/protein

protein secretion, essential genes, membrane proteins

The gene

Basic information

• Locus tag: BSU09950

Phenotypes of a mutant

essential PubMed

Database entries

• DBTBS entry: no entry

• SubtiList entry: [1]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: catalyses the post-translocational folding of exported proteins PubMed, required for folding of penicillin-binding proteins (PbpA, PbpB, PbpC, PbpD) PubMed

• Protein family: PpiC domain (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions: dimeric or oligomeric protein PubMed

• Localization: membrane associated PubMed, distinct spots organized in a helical pattern along the cell membrane PubMed

Database entries

• Structure: 1ZK6

• UniProt: P24327

• KEGG entry: [2]

• E.C. number: 5.2.1.8

Expression and regulation

• Operon:

• Sigma factor:

• Regulation:

• Regulatory mechanism:

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Hanne-Leena Hyyryläinen, Bogumila C Marciniak, Kathleen Dahncke, Milla Pietiäinen, Pascal Courtin, Marika Vitikainen, Raili Seppala, Andreas Otto, Dörte Becher, Marie-Pierre Chapot-Chartier, Oscar P Kuipers, Vesa P Kontinen
Penicillin-binding protein folding is dependent on the PrsA peptidyl-prolyl cis-trans isomerase in Bacillus subtilis.
Mol Microbiol: 2010, 77(1);108-27
[PubMed:20487272] [WorldCat.org] [DOI] (I p)

Hannes Hahne, Susanne Wolff, Michael Hecker, Dörte Becher
From complementarity to comprehensiveness--targeting the membrane proteome of growing Bacillus subtilis by divergent approaches.
Proteomics: 2008, 8(19);4123-36
[PubMed:18763711] [WorldCat.org] [DOI] (I p)

Marika Vitikainen, Ilkka Lappalainen, Raili Seppala, Haike Antelmann, Harry Boer, Suvi Taira, Harri Savilahti, Michael Hecker, Mauno Vihinen, Matti Sarvas, Vesa P Kontinen
Structure-function analysis of PrsA reveals roles for the parvulin-like and flanking N- and C-terminal domains in protein folding and secretion in Bacillus subtilis.
J Biol Chem: 2004, 279(18);19302-14
[PubMed:14976191] [WorldCat.org] [DOI] (P p)

Eva Wahlström, Marika Vitikainen, Vesa P Kontinen, Matti Sarvas
The extracytoplasmic folding factor PrsA is required for protein secretion only in the presence of the cell wall in Bacillus subtilis.
Microbiology (Reading): 2003, 149(Pt 3);569-577
[PubMed:12634326] [WorldCat.org] [DOI] (P p)

Tiina Pummi, Soile Leskelä, Eva Wahlström, Ulf Gerth, Harold Tjalsma, Michael Hecker, Matti Sarvas, Vesa P Kontinen
ClpXP protease regulates the signal peptide cleavage of secretory preproteins in Bacillus subtilis with a mechanism distinct from that of the Ecs ABC transporter.
J Bacteriol: 2002, 184(4);1010-8
[PubMed:11807061] [WorldCat.org] [DOI] (P p)

H L Hyyrylainen, M Vitikainen, J Thwaite, H Wu, M Sarvas, C R Harwood, V P Kontinen, K Stephenson
D-Alanine substitution of teichoic acids as a modulator of protein folding and stability at the cytoplasmic membrane/cell wall interface of Bacillus subtilis.
J Biol Chem: 2000, 275(35);26696-703
[PubMed:10871614] [WorldCat.org] [DOI] (P p)

S Leskelä, E Wahlström, V P Kontinen, M Sarvas
Lipid modification of prelipoproteins is dispensable for growth but essential for efficient protein secretion in Bacillus subtilis: characterization of the Lgt gene.
Mol Microbiol: 1999, 31(4);1075-85
[PubMed:10096076] [WorldCat.org] [DOI] (P p)