NupG

• Description: purine nucleoside transporter
  
  

Gene name	nupG
Synonyms	yxjA
Essential	no
Product	purine nucleoside transporter
Function	purine uptake
MW, pI	43 kDa, 7.757
Gene length, protein length	1191 bp, 397 aa
Immediate neighbours	yxjB, yxiT
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: BSU39020

Database entries

• DBTBS entry: no entry

• SubtiList entry: [1]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family: SLC28A transporter 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: cell membrane (according to Swiss-Prot), membrane PubMed

Database entries

• Structure:

• Swiss prot entry: P42312

• KEGG entry: [2]

• E.C. number:

Expression and regulation

• Operon: nupG

• Sigma factor:

• Regulation:
  • expression activated by glucose (4.3 fold) PubMed
  • repressed by hypoxanthine and guanine, PurR-independent, G-boxPubMed

• Regulatory mechanism: G-box: transcriptional termination/ antitermination riboswitch PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

1. Blencke et al. (2003) Transcriptional profiling of gene expression in response to glucose in Bacillus subtilis: regulation of the central metabolic pathways. Metab Eng. 5: 133-149 PubMed
2. Hahne et al. (2008) From complementarity to comprehensiveness - targeting the membrane proteome of growing Bacillus subtilis by divergent approaches. Proteomics 8: 4123-4136 PubMed
3. Johansen et al. (2003) Definition of a second Bacillus subtilis pur regulon comprising the pur and xpt-pbuX operons plus pbuG, nupG (yxjA), and pbuE (ydhL). J. Bacteriol. 185: 5200-5209. PubMed
4. Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed