Abf2

• Description: alpha-L-arabinofuranosidase
  
  

Gene name	abf2
Synonyms	xsa
Essential	no
Product	alpha-L-arabinofuranosidase
Function	arabinan degradation
Gene expression levels in SubtiExpress: abf2
MW, pI	56 kDa, 5.329
Gene length, protein length	1485 bp, 495 aa
Immediate neighbours	trxA, etfA
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

utilization of specific carbon sources

This gene is a member of the following regulons

AraR regulon, CcpA regulon

The gene

Basic information

• Locus tag: BSU28510

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: Hydrolysis of terminal non-reducing alpha-L-arabinofuranoside residues in alpha-L-arabinosides (according to Swiss-Prot)

• Protein family: glycosyl hydrolase 51 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:

Database entries

• Structure:

• UniProt: P94552

• KEGG entry: [3]

• E.C. number: 3.2.1.55

Expression and regulation

• Operon: abf2 PubMed

• Expression browser: abf2 PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • induced by arabinose (AraR) PubMed
  • repressed by glucose (CcpA) PubMed

• Regulatory mechanism:
  • CcpA: transcription repression PubMed
  • AraR: transcription repression PubMed

• Additional information:
  • A ncRNA is predicted between trxA and abf2 PubMed

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody: