Difference between revisions of "YxbA"

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(Categories containing this gene/protein)
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= [[Categories]] containing this gene/protein =
= [[Categories]] containing this gene/protein =
{{SubtiWiki category|[[poorly characterized/ putative enzymes]]}}
{{SubtiWiki category|[[poorly characterized/ putative enzymes]]}},
{{SubtiWiki category|[[sporulation proteins]]}}
= This gene is a member of the following [[regulons]] =
= This gene is a member of the following [[regulons]] =

Revision as of 14:38, 8 May 2013

  • Description: putative D-aspartate ligase

Gene name yxbA
Synonyms yxaO, aslA
Essential no
Product putative D-aspartate ligase
Function unknown
Gene expression levels in SubtiExpress: yxbA
Metabolic function and regulation of this protein in SubtiPathways:
Asp, Asn
MW, pI 10 kDa, 4.433
Gene length, protein length 267 bp, 89 aa
Immediate neighbours yxbB, yxnB
Get the DNA and protein sequences
(Barbe et al., 2009)
Genetic context
YxbA context.gif
This image was kindly provided by SubtiList
Expression at a glance   PubMed
YxbA expression.png

Categories containing this gene/protein

poorly characterized/ putative enzymes, sporulation proteins

This gene is a member of the following regulons

AbrB regulon, CodY regulon

The gene

Basic information

  • Locus tag: BSU39900

Phenotypes of a mutant

Database entries

  • DBTBS entry: [1]
  • SubtiList entry: [2]

Additional information

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:

Database entries

  • Structure:
  • KEGG entry: [3]
  • E.C. number:

Additional information

Expression and regulation

  • Regulation:
    • repressed by glucose (8-fold) PubMed
    • repressed during growth in the presence of branched chain amino acids (CodY) PubMed
    • repressed during logrithmic growth (AbrB) PubMed
  • Additional information:
    • the tricistronic yxbB-yxbA-yxnB transcript is extremely stable, and stability is mediated by a 5'-proximal long sequence triplication preceding the yxbB open reading frame PubMed

Biological materials

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

Labs working on this gene/protein

Your additional remarks


Tetsuro Morinaga, Kazuo Kobayashi, Hitoshi Ashida, Yasutaro Fujita, Ken-Ichi Yoshida
Transcriptional regulation of the Bacillus subtilis asnH operon and role of the 5'-proximal long sequence triplication in RNA stabilization.
Microbiology (Reading, Engl.): 2010, 156(Pt 6);1632-1641
[PubMed:20185509] [WorldCat.org] [DOI] (I p)

Mélanie A Hamon, Nicola R Stanley, Robert A Britton, Alan D Grossman, Beth A Lazazzera
Identification of AbrB-regulated genes involved in biofilm formation by Bacillus subtilis.
Mol. Microbiol.: 2004, 52(3);847-60
[PubMed:15101989] [WorldCat.org] [DOI] (P p)

Virginie Molle, Yoshiko Nakaura, Robert P Shivers, Hirotake Yamaguchi, Richard Losick, Yasutaro Fujita, Abraham L Sonenshein
Additional targets of the Bacillus subtilis global regulator CodY identified by chromatin immunoprecipitation and genome-wide transcript analysis.
J. Bacteriol.: 2003, 185(6);1911-22
[PubMed:12618455] [WorldCat.org] [DOI] (P p)

Ken-Ichi Yoshida, Izumi Ishio, Eishi Nagakawa, Yoshiyuki Yamamoto, Mami Yamamoto, Yasutaro Fujita
Systematic study of gene expression and transcription organization in the gntZ-ywaA region of the Bacillus subtilis genome.
Microbiology (Reading, Engl.): 2000, 146 ( Pt 3);573-579
[PubMed:10746760] [WorldCat.org] [DOI] (P p)

K Yoshida, Y Fujita, S D Ehrlich
Three asparagine synthetase genes of Bacillus subtilis.
J. Bacteriol.: 1999, 181(19);6081-91
[PubMed:10498721] [WorldCat.org] [DOI] (P p)