Difference between revisions of "SpeA"

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= Categories containing this gene/protein =
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{{SubtiWiki category|[[miscellaneous metabolic pathways]]}},
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{{SubtiWiki category|[[biofilm formation]]}}
 
=The protein=
 
=The protein=
  

Revision as of 20:02, 30 November 2010

Gene name speA
Synonyms cad
Essential no
Product arginine decarboxylase
Function spermidine, polyamine biosynthesis
Metabolic function and regulation of this protein in SubtiPathways:
Cys, Met & Sulfate assimilation
MW, pI 53 kDa, 5.081
Gene length, protein length 1470 bp, 490 aa
Immediate neighbours sr1, yktA
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
SpeA context.gif
This image was kindly provided by SubtiList







The gene

Basic information

  • Locus tag: BSU14630

Phenotypes of a mutant

Database entries

  • DBTBS entry: no entry
  • SubtiList entry: [1]

Additional information

Categories containing this gene/protein

miscellaneous metabolic pathways, biofilm formation

The protein

Basic information/ Evolution

  • Catalyzed reaction/ biological activity: L-arginine = agmatine + CO2 (according to Swiss-Prot)
  • Protein family: Orn/Lys/Arg decarboxylase class-I family (according to Swiss-Prot)
  • Paralogous protein(s): YaaO

Extended information on the protein

  • Kinetic information:
  • Domains:
  • Modification:
  • Cofactor(s):
  • Effectors of protein activity:
  • Interactions:
  • Localization: cytoplasm (according to Swiss-Prot)

Database entries

  • Structure:
  • KEGG entry: [2]

Additional information

Expression and regulation

  • Operon:
  • Regulation:
  • Regulatory mechanism:
  • Additional information:

Biological materials

  • Mutant:
  • Expression vector:
  • lacZ fusion:
  • GFP fusion:
  • two-hybrid system:
  • Antibody:

Labs working on this gene/protein

Your additional remarks

References

Matthew Burrell, Colin C Hanfrey, Ewan J Murray, Nicola R Stanley-Wall, Anthony J Michael
Evolution and multiplicity of arginine decarboxylases in polyamine biosynthesis and essential role in Bacillus subtilis biofilm formation.
J Biol Chem: 2010, 285(50);39224-38
[PubMed:20876533] [WorldCat.org] [DOI] (I p)

Xiao Yan Liu, Jian Lei, Xiang Liu, Xiao Dong Su, Lanfen Li
Preliminary X-ray crystallographic studies of Bacillus subtilis SpeA protein.
Acta Crystallogr Sect F Struct Biol Cryst Commun: 2009, 65(Pt 3);282-4
[PubMed:19255484] [WorldCat.org] [DOI] (I p)

A Sekowska, P Bertin, A Danchin
Characterization of polyamine synthesis pathway in Bacillus subtilis 168.
Mol Microbiol: 1998, 29(3);851-8
[PubMed:9723923] [WorldCat.org] [DOI] (P p)