RbsK

• Description: ribokinase
  
  

Gene name	rbsK
Synonyms
Essential	no
Product	ribokinase
Function	ribose utilization
Gene expression levels in SubtiExpress: rbsK
Metabolic function and regulation of this protein in SubtiPathways: Sugar catabolism
MW, pI	30 kDa, 4.61
Gene length, protein length	879 bp, 293 aa
Immediate neighbours	rbsR, rbsD
Sequences	Protein DNA DNA_with_flanks
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

AbrB regulon, CcpA regulon

The gene

Basic information

• Locus tag: BSU35920

Database entries

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: ATP + D-ribose = ADP + D-ribose 5-phosphate (according to Swiss-Prot)

• Protein family: carbohydrate kinase pfkB 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: 1VM7 (the enzyme of Thermotoga maritima, 38% identity)

• UniProt: P36945

• KEGG entry: [3]

• E.C. number: 2.7.1.15

Expression and regulation

• Operon: rbsR-rbsK-rbsD-rbsA-rbsC-rbsB PubMed

• Expression browser: rbsK PubMed

• Sigma factor: SigA PubMed

• Regulation:
  • repressed by glucose (CcpA) PubMed
  • expressed upon transition into the stationary phase (AbrB) PubMed

• Regulatory mechanism:
  • CcpA: transcription repression PubMed
  • AbrB: transcription activation PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Le Thi Tam, Christine Eymann, Dirk Albrecht, Rabea Sietmann, Frieder Schauer, Michael Hecker, Haike Antelmann
Differential gene expression in response to phenol and catechol reveals different metabolic activities for the degradation of aromatic compounds in Bacillus subtilis.
Environ Microbiol: 2006, 8(8);1408-27
[PubMed:16872404] [WorldCat.org] [DOI] (P p)

M A Strauch
AbrB modulates expression and catabolite repression of a Bacillus subtilis ribose transport operon.
J Bacteriol: 1995, 177(23);6727-31
[PubMed:7592460] [WorldCat.org] [DOI] (P p)

K Woodson, K M Devine
Analysis of a ribose transport operon from Bacillus subtilis.
Microbiology (Reading): 1994, 140 ( Pt 8);1829-38
[PubMed:7921236] [WorldCat.org] [DOI] (P p)

M O'Reilly, K Woodson, B C Dowds, K M Devine
The citrulline biosynthetic operon, argC-F, and a ribose transport operon, rbs, from Bacillus subtilis are negatively regulated by Spo0A.
Mol Microbiol: 1994, 11(1);87-98
[PubMed:7511775] [WorldCat.org] [DOI] (P p)