XynA

• Description: endo-1,4-beta-xylanase
  
  

Gene name	xynA
Synonyms
Essential	no
Product	endo-1,4-beta-xylanase
Function	xylan degradation
Metabolic function and regulation of this protein in SubtiPathways: Sugar catabolism
MW, pI	23 kDa, 9.644
Gene length, protein length	639 bp, 213 aa
Immediate neighbours	pps, yobD
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

Categories containing this gene/protein

utilization of specific carbon sources

The gene

Basic information

• Locus tag: BSU18840

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: Endohydrolysis of (1->4)-beta-D-xylosidic linkages in xylans (according to Swiss-Prot)

• Protein family:

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization: extracellular (signal peptide) PubMed

Database entries

• Structure: 2QZ3 (complex with xylotetraose), 2Z79, 3EXU

• UniProt: P18429

• KEGG entry: [3]

• E.C. number: 3.2.1.8

Expression and regulation

• Operon: xynA PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • constitutively expressed PubMed

• Regulatory mechanism:

• Additional information:
  • A ncRNA is predicted between pps and xynA PubMed

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Reviews

Massimiliano Marvasi, Pieter T Visscher, Lilliam Casillas Martinez
Exopolymeric substances (EPS) from Bacillus subtilis: polymers and genes encoding their synthesis.
FEMS Microbiol Lett: 2010, 313(1);1-9
[PubMed:20735481] [WorldCat.org] [DOI] (I p)