XylR
- Description: transcription repressor of the xylAB and xynPB operons
| Gene name | xylR |
| Synonyms | |
| Essential | no |
| Product | transcriptional repressor |
| Function | control of xylose and xylan utilization |
| MW, pI | 38 kDa, 5.819 |
| Gene length, protein length | 1050 bp, 350 aa |
| Immediate neighbours | xynB, xylA |
| Gene sequence (+200bp) | Protein sequence |
Genetic context 
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Contents
The gene
Basic information
- Coordinates:
Phenotypes of a mutant
Database entries
- DBTBS entry: [1]
- SubtiList entry: [2]
Additional information
The protein
Basic information/ Evolution
- Catalyzed reaction/ biological activity: transcription repression of the xylA-xylB and the xynP-xynB operons
- Protein family:
- Paralogous protein(s):
Extended information on the protein
- Kinetic information:
- Domains:
- Modification:
- Cofactor(s):
- Effectors of protein activity: inducer: xylose
- Interactions:
- Localization:
Database entries
- Structure:
- Swiss prot entry:
- KEGG entry:
- E.C. number:
Additional information
Expression and regulation
- Operon: xylR
- Sigma factor:
- Regulation:
- Regulatory mechanism:
- Additional information:
Biological materials
- Mutant:
- Expression vector:
- lacZ fusion:
- GFP fusion:
- two-hybrid system:
- Antibody:
Labs working on this gene/protein
Wolfgang Hillen, Erlangen University, Germany Homepage
Your additional remarks
References
- Dahl, M. K., Schmiedel, D., and Hillen, W. (1995) Glucose and glucose-6-phosphate interaction with Xyl repressor proteins from Bacillus spp. may contribute to regulation of xylose utilization. J Bacteriol 177: 5467-5472. PubMed
- Kauder C, Allmansberger R, Gärtner D, Schmiedel D, Hillen W. 1993. An operator binding-negative mutation of Xyl repressor from Bacillus subtilis is trans dominant in Bacillus megaterium. FEMS Microbiol. Lett. 109:81-84. PubMed
- Kreuzer P, Gärtner D, Allmansberger R, Hillen W. 1989. Identification and sequence analysis of the Bacillus subtilis W23 xylR gene and xyl operator. J. Bacteriol. 171:3840-3845. PubMed
- Gärtner D, Degenkolb J, Ripperger JAE, Allmansberger R, Hillen W. 1992. Regulation of the Bacillus subtilis W23 xylose utilization operon: interaction of Xyl repressor with xyl operator and the inducer xylose. Mol. Gen. Genet. 232:415-422 PubMed
- Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed
