AnsB

• Description: L-aspartase
  
  

Gene name	ansB
Synonyms
Essential	no
Product	L-aspartase
Function	aspartate degradation
MW, pI	52 kDa, 5.69
Gene length, protein length	1425 bp, 475 aa
Immediate neighbours	mleN, ansA
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: BSU23570

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: L-aspartate = fumarate + NH₃ (according to Swiss-Prot)

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

• Paralogous protein(s): CitG

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:

• Swiss prot entry: P26899

• KEGG entry: [3]

• E.C. number: 4.3.1.1

Expression and regulation

• Operon: ansA-ansB

• Sigma factor: SigA

• Regulation:

• Regulatory mechanism:

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

D Sun, P Setlow
Cloning and nucleotide sequence of the Bacillus subtilis ansR gene, which encodes a repressor of the ans operon coding for L-asparaginase and L-aspartase.
J Bacteriol: 1993, 175(9);2501-6
[PubMed:8478318] [WorldCat.org] [DOI] (P p)

D X Sun, P Setlow
Cloning, nucleotide sequence, and expression of the Bacillus subtilis ans operon, which codes for L-asparaginase and L-aspartase.
J Bacteriol: 1991, 173(12);3831-45
[PubMed:1711029] [WorldCat.org] [DOI] (P p)