ZapA

• Description: positive modulator of FtsZ Z ring assembly and stability
  
  

Gene name	zapA
Synonyms	yshA
Essential	no
Product	Z-ring-associated protein
Function	control of Z-ring formation
MW, pI	9 kDa, 7.17
Gene length, protein length	255 bp, 85 aa
Immediate neighbours	yshB, rnhC
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: BSU28610

Database entries

• DBTBS entry: no entry

• SubtiList entry: [1]

Categories containing this gene/protein

cell division, membrane proteins

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: Type 2 subfamily (according to Swiss-Prot)

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions: forms a dimer through its extensive coiled-coil region, FtsZ-ZapA PubMed

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

Database entries

• Structure:

• UniProt: P94542

• KEGG entry: [2]

• E.C. number:

Expression and regulation

• Operon: zapA-yshB PubMed

• Sigma factor:

• Regulation:

• Regulatory mechanism:

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Original Publications

Leigh G Monahan, Andrew Robinson, Elizabeth J Harry
Lateral FtsZ association and the assembly of the cytokinetic Z ring in bacteria.
Mol Microbiol: 2009, 74(4);1004-17
[PubMed:19843223] [WorldCat.org] [DOI] (I p)

Pamela Gamba, Jan-Willem Veening, Nigel J Saunders, Leendert W Hamoen, Richard A Daniel
Two-step assembly dynamics of the Bacillus subtilis divisome.
J Bacteriol: 2009, 191(13);4186-94
[PubMed:19429628] [WorldCat.org] [DOI] (I p)

Dirk-Jan Scheffers
The effect of MinC on FtsZ polymerization is pH dependent and can be counteracted by ZapA.
FEBS Lett: 2008, 582(17);2601-8
[PubMed:18588879] [WorldCat.org] [DOI] (P p)

Harry H Low, Martin C Moncrieffe, Jan Löwe
The crystal structure of ZapA and its modulation of FtsZ polymerisation.
J Mol Biol: 2004, 341(3);839-52
[PubMed:15288790] [WorldCat.org] [DOI] (P p)

Frederico J Gueiros-Filho, Richard Losick
A widely conserved bacterial cell division protein that promotes assembly of the tubulin-like protein FtsZ.
Genes Dev: 2002, 16(19);2544-56
[PubMed:12368265] [WorldCat.org] [DOI] (P p)