SpoVAB

• Description: essential for the uptake of the 1:1 chelate of pyridine-2,6-dicarboxylic acid (DPA(2,6)) and Ca(2+) into developing spores, required for spore maturation
  
  

Gene name	spoVAB
Synonyms
Essential	no
Product	unknown
Function	spore maturation
Gene expression levels in SubtiExpress: spoVAB
Metabolic function and regulation of this protein in SubtiPathways: Lys, Thr
MW, pI	15 kDa, 10.125
Gene length, protein length	423 bp, 141 aa
Immediate neighbours	spoVAC, spoVAA
Sequences	Protein DNA Advanced_DNA
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

sporulation proteins, membrane proteins

This gene is a member of the following regulons

SigG regulon, SpoVT regulon

The gene

Basic information

• Locus tag: BSU23430

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family:

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:
  • cell membrane (according to Swiss-Prot)

Database entries

• Structure:

• UniProt: P40867

• KEGG entry: [3]

• E.C. number:

Expression and regulation

• Operon: spoVAA-spoVAB-spoVAC-spoVAD-spoVAEB-spoVAEA-spoVAF-lysA PubMed

• Expression browser: spoVAB PubMed

• Sigma factor: SigG PubMed

• Regulation:
  • expressed late during sporulation in the forespore (SigG, SpoVT) PubMed

• Regulatory mechanism:
  • SpoVT: transcription activation PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

Labs working on this gene/protein

• Peter Setlow, University of Connecticut Health Center, USA

References

Yunfeng Li, Andrew Davis, George Korza, Pengfei Zhang, Yong-qing Li, Barbara Setlow, Peter Setlow, Bing Hao
Role of a SpoVA protein in dipicolinic acid uptake into developing spores of Bacillus subtilis.
J Bacteriol: 2012, 194(8);1875-84
[PubMed:22328679] [WorldCat.org] [DOI] (I p)

Venkata Ramana Vepachedu, Peter Setlow
Role of SpoVA proteins in release of dipicolinic acid during germination of Bacillus subtilis spores triggered by dodecylamine or lysozyme.
J Bacteriol: 2007, 189(5);1565-72
[PubMed:17158659] [WorldCat.org] [DOI] (P p)

Leif Steil, Mónica Serrano, Adriano O Henriques, Uwe Völker
Genome-wide analysis of temporally regulated and compartment-specific gene expression in sporulating cells of Bacillus subtilis.
Microbiology (Reading): 2005, 151(Pt 2);399-420
[PubMed:15699190] [WorldCat.org] [DOI] (P p)

Venkata Ramana Vepachedu, Peter Setlow
Analysis of the germination of spores of Bacillus subtilis with temperature sensitive spo mutations in the spoVA operon.
FEMS Microbiol Lett: 2004, 239(1);71-7
[PubMed:15451103] [WorldCat.org] [DOI] (P p)

Federico Tovar-Rojo, Monica Chander, Barbara Setlow, Peter Setlow
The products of the spoVA operon are involved in dipicolinic acid uptake into developing spores of Bacillus subtilis.
J Bacteriol: 2002, 184(2);584-7
[PubMed:11751839] [WorldCat.org] [DOI] (P p)

I Bagyan, J Hobot, S Cutting
A compartmentalized regulator of developmental gene expression in Bacillus subtilis.
J Bacteriol: 1996, 178(15);4500-7
[PubMed:8755877] [WorldCat.org] [DOI] (P p)

V Azevedo, A Sorokin, S D Ehrlich, P Serror
The transcriptional organization of the Bacillus subtilis 168 chromosome region between the spoVAF and serA genetic loci.
Mol Microbiol: 1993, 10(2);397-405
[PubMed:7934830] [WorldCat.org] [DOI] (P p)

B Moldover, P J Piggot, M D Yudkin
Identification of the promoter and the transcriptional start site of the spoVA operon of Bacillus subtilis and Bacillus licheniformis.
J Gen Microbiol: 1991, 137(3);527-31
[PubMed:1903432] [WorldCat.org] [DOI] (P p)

J Errington, J Mandelstam
Use of a lacZ gene fusion to determine the dependence pattern and the spore compartment expression of sporulation operon spoVA in spo mutants of Bacillus subtilis.
J Gen Microbiol: 1986, 132(11);2977-85
[PubMed:3114420] [WorldCat.org] [DOI] (P p)

P Fort, J Errington
Nucleotide sequence and complementation analysis of a polycistronic sporulation operon, spoVA, in Bacillus subtilis.
J Gen Microbiol: 1985, 131(5);1091-105
[PubMed:3926949] [WorldCat.org] [DOI] (P p)

J Errington, J Mandelstam
Genetic and phenotypic characterization of a cluster of mutations in the spoVA locus of Bacillus subtilis.
J Gen Microbiol: 1984, 130(8);2115-21
[PubMed:6432957] [WorldCat.org] [DOI] (P p)