PpaC

• Description: inorganic pyrophosphatase
  
  

Gene name	ppaC
Synonyms	yybQ
Essential	yes PubMed
Product	inorganic pyrophosphatase
Function	recovery of phosphate ions from pyrophosphate
Gene expression levels in SubtiExpress: ppaC
MW, pI	33 kDa, 4.513
Gene length, protein length	927 bp, 309 aa
Immediate neighbours	hypR, yybP
Sequences	Protein DNA DNA_with_flanks
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed 500px

Categories containing this gene/protein

phosphate metabolism, essential genes

The gene

Basic information

• Locus tag: BSU40550

Phenotypes of a mutant

essential PubMed

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: Diphosphate + H₂O = 2 phosphate (according to Swiss-Prot)

• Protein family: PPase class C family (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:
  • S-cysteinylation after diamide stress (C158) PubMed
  • Cys158 is S-bacillithiolated by NaOCl stress in B. subtilis and other Bacillus species PubMed PubMed

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization: cytoplasm (according to Swiss-Prot)

Database entries

• Structure: 2HAW (complex with substrate analogue p-nitrophosphate), 1WPM

• UniProt: P37487

• KEGG entry: [3]

• E.C. number: 3.6.1.1

Expression and regulation

• Operon: ppaC (according to DBTBS)

• Expression browser: ppaC PubMed

• Sigma factor:

• Regulation:

• Regulatory mechanism:

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Bui Khanh Chi, Alexandra A Roberts, Tran Thi Thanh Huyen, Katrin Bäsell, Dörte Becher, Dirk Albrecht, Chris J Hamilton, Haike Antelmann
S-bacillithiolation protects conserved and essential proteins against hypochlorite stress in firmicutes bacteria.
Antioxid Redox Signal: 2013, 18(11);1273-95
[PubMed:22938038] [WorldCat.org] [DOI] (I p)

Bui Khanh Chi, Katrin Gronau, Ulrike Mäder, Bernd Hessling, Dörte Becher, Haike Antelmann
S-bacillithiolation protects against hypochlorite stress in Bacillus subtilis as revealed by transcriptomics and redox proteomics.
Mol Cell Proteomics: 2011, 10(11);M111.009506
[PubMed:21749987] [WorldCat.org] [DOI] (I p)

Falko Hochgräfe, Jörg Mostertz, Dierk-Christoph Pöther, Dörte Becher, John D Helmann, Michael Hecker
S-cysteinylation is a general mechanism for thiol protection of Bacillus subtilis proteins after oxidative stress.
J Biol Chem: 2007, 282(36);25981-5
[PubMed:17611193] [WorldCat.org] [DOI] (P p)

Igor P Fabrichniy, Lari Lehtiö, Anu Salminen, Anton B Zyryanov, Alexander A Baykov, Reijo Lahti, Adrian Goldman
Structural studies of metal ions in family II pyrophosphatases: the requirement for a Janus ion.
Biochemistry: 2004, 43(45);14403-11
[PubMed:15533045] [WorldCat.org] [DOI] (P p)

A N Parfenyev, A Salminen, P Halonen, A Hachimori, A A Baykov, R Lahti
Quaternary structure and metal ion requirement of family II pyrophosphatases from Bacillus subtilis, Streptococcus gordonii, and Streptococcus mutans.
J Biol Chem: 2001, 276(27);24511-8
[PubMed:11342544] [WorldCat.org] [DOI] (P p)

T Shintani, T Uchiumi, T Yonezawa, A Salminen, A A Baykov, R Lahti, A Hachimori
Cloning and expression of a unique inorganic pyrophosphatase from Bacillus subtilis: evidence for a new family of enzymes.
FEBS Lett: 1998, 439(3);263-6
[PubMed:9845334] [WorldCat.org] [DOI] (P p)

Tom W Young, Nicholas J Kuhn, Albert Wadeson, Simon Ward, Dan Burges, G Dunstan Cooke
Bacillus subtilis ORF yybQ encodes a manganese-dependent inorganic pyrophosphatase with distinctive properties: the first of a new class of soluble pyrophosphatase?
Microbiology (Reading): 1998, 144 ( Pt 9);2563-2571
[PubMed:9782505] [WorldCat.org] [DOI] (P p)

N J Kuhn, S Ward
Purification, properties, and multiple forms of a manganese-activated inorganic pyrophosphatase from Bacillus subtilis.
Arch Biochem Biophys: 1998, 354(1);47-56
[PubMed:9633597] [WorldCat.org] [DOI] (P p)