AspB

• Description: aspartate transaminase
  
  

Gene name	aspB
Synonyms
Essential	no
Product	aspartate transaminase)
Function	biosynthesis of aspartate
Gene expression levels in SubtiExpress: aspB
Metabolic function and regulation of this protein in SubtiPathways: Asp, Asn
MW, pI	42 kDa, 5.298
Gene length, protein length	1179 bp, 393 aa
Immediate neighbours	asnS, ypmB
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

biosynthesis/ acquisition of amino acids

The gene

Basic information

• Locus tag: BSU22370

Database entries

• DBTBS entry: no entry

• SubtiList entry: [1]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: L-aspartate + 2-oxoglutarate = oxaloacetate + L-glutamate (according to Swiss-Prot)

• Protein family: TCR/tet family (according to Swiss-Prot)

• Paralogous protein(s):

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: 1J32 (from Phormidium lapideum, 45% identity, 66% similarity)

• UniProt: P53001

• KEGG entry: [2]

• E.C. number: 2.6.1.1

Expression and regulation

• Operon: ypmB-aspB

• Expression browser: aspB PubMed

• Sigma factor:

• Regulation: constitutive

• Regulatory mechanism:

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody: