LicT
- Description: transcriptional antiterminator of the bglP-bglH operon and the bglS gene
| Gene name | licT |
| Synonyms | |
| Essential | no |
| Product | transcriptional antiterminator (BglG family) |
| Function | substrate-dependent induction of bglP-bglH and bglS |
| Metabolic function and regulation of this protein in SubtiPathways: Sugar catabolism | |
| MW, pI | 32 kDa, 5.944 |
| Gene length, protein length | 831 bp, 277 aa |
| Immediate neighbours | bglS, yxiP |
| Get the DNA and protein sequences (Barbe et al., 2009) | |
Genetic context 
This image was kindly provided by SubtiList
| |
Contents
The gene
Basic information
- Locus tag: BSU39080
Phenotypes of a mutant
no expression of the bglP-bglH operon
Database entries
- DBTBS entry: [1]
- SubtiList entry: [2]
Additional information
The protein
Basic information/ Evolution
- Catalyzed reaction/ biological activity: binding to the mRNAs of bglS and the bglP-bglH operon, causes transcription antitermination (in presence of salicin and absence of glucose)
- Protein family: transcriptional antiterminator BglG family of antiterminators (according to Swiss-Prot)
Extended information on the protein
- Kinetic information:
- Modification:
- Cofactor(s):
- Effectors of protein activity:
- Localization:
Database entries
- UniProt: P39805
- KEGG entry: [3]
- E.C. number:
Additional information
Expression and regulation
- Regulation:
- Regulatory mechanism:
- Additional information:
Biological materials
- Mutant: GP427 (licTS, erm), available in the Stülke lab
- Expression vector:
- for expression, purification of both PRDs in E. coli with N-terminal His-tag, in pWH844: pGP165, available in Stülke lab
- for expression, purification of the RNA-binding domain in E. coli with N-terminal His-tag, in pWH844: pGP315, available in Stülke lab
- for expression, purification of the RNA-binding domain in E. coli with N-terminal His-tag and thrombin cleavage site, in pGP570: pGP572, available in Stülke lab
- lacZ fusion:
- GFP fusion:
- two-hybrid system:
- Antibody:
Labs working on this gene/protein
Stephane Aymerich, Microbiology and Molecular Genetics, INRA Paris-Grignon, France
Josef Deutscher, Microbiology and Molecular Genetics, INRA Paris-Grignon, France
Michael Hecker, Greifswald, Germany Homepage
Your additional remarks
References
Original description
K Schnetz, J Stülke, S Gertz, S Krüger, M Krieg, M Hecker, B Rak
LicT, a Bacillus subtilis transcriptional antiterminator protein of the BglG family.
J Bacteriol: 1996, 178(7);1971-9
[PubMed:8606172]
[WorldCat.org]
[DOI]
(P p)
Control of LicT activity
Cordula Lindner, Michael Hecker, Dominique Le Coq, Josef Deutscher
Bacillus subtilis mutant LicT antiterminators exhibiting enzyme I- and HPr-independent antitermination affect catabolite repression of the bglPH operon.
J Bacteriol: 2002, 184(17);4819-28
[PubMed:12169607]
[WorldCat.org]
[DOI]
(P p)
P Tortosa, N Declerck, H Dutartre, C Lindner, J Deutscher, D Le Coq
Sites of positive and negative regulation in the Bacillus subtilis antiterminators LicT and SacY.
Mol Microbiol: 2001, 41(6);1381-93
[PubMed:11580842]
[WorldCat.org]
[DOI]
(P p)
C Lindner, A Galinier, M Hecker, J Deutscher
Regulation of the activity of the Bacillus subtilis antiterminator LicT by multiple PEP-dependent, enzyme I- and HPr-catalysed phosphorylation.
Mol Microbiol: 1999, 31(3);995-1006
[PubMed:10048041]
[WorldCat.org]
[DOI]
(P p)
S Krüger, S Gertz, M Hecker
Transcriptional analysis of bglPH expression in Bacillus subtilis: evidence for two distinct pathways mediating carbon catabolite repression.
J Bacteriol: 1996, 178(9);2637-44
[PubMed:8626332]
[WorldCat.org]
[DOI]
(P p)
Structural analysis of LicT
Hélène Déméné, Thierry Ducat, Karine De Guillen, Catherine Birck, Stéphane Aymerich, Michel Kochoyan, Nathalie Declerck
Structural mechanism of signal transduction between the RNA-binding domain and the phosphotransferase system regulation domain of the LicT antiterminator.
J Biol Chem: 2008, 283(45);30838-49
[PubMed:18682383]
[WorldCat.org]
[DOI]
(P p)
Marc Graille, Cong-Zhao Zhou, Véronique Receveur-Bréchot, Bruno Collinet, Nathalie Declerck, Herman van Tilbeurgh
Activation of the LicT transcriptional antiterminator involves a domain swing/lock mechanism provoking massive structural changes.
J Biol Chem: 2005, 280(15);14780-9
[PubMed:15699035]
[WorldCat.org]
[DOI]
(P p)
N Declerck, H Dutartre, V Receveur, V Dubois, C Royer, S Aymerich, H van Tilbeurgh
Dimer stabilization upon activation of the transcriptional antiterminator LicT.
J Mol Biol: 2001, 314(4);671-81
[PubMed:11733988]
[WorldCat.org]
[DOI]
(P p)
H van Tilbeurgh, D Le Coq, N Declerck
Crystal structure of an activated form of the PTS regulation domain from the LicT transcriptional antiterminator.
EMBO J: 2001, 20(14);3789-99
[PubMed:11447120]
[WorldCat.org]
[DOI]
(P p)
LicT-RNA interaction
Hélène Déméné, Thierry Ducat, Karine De Guillen, Catherine Birck, Stéphane Aymerich, Michel Kochoyan, Nathalie Declerck
Structural mechanism of signal transduction between the RNA-binding domain and the phosphotransferase system regulation domain of the LicT antiterminator.
J Biol Chem: 2008, 283(45);30838-49
[PubMed:18682383]
[WorldCat.org]
[DOI]
(P p)
Yinshan Yang, Nathalie Declerck, Xavier Manival, Stéphane Aymerich, Michel Kochoyan
Solution structure of the LicT-RNA antitermination complex: CAT clamping RAT.
EMBO J: 2002, 21(8);1987-97
[PubMed:11953318]
[WorldCat.org]
[DOI]
(P p)
N Declerck, F Vincent, F Hoh, S Aymerich, H van Tilbeurgh
RNA recognition by transcriptional antiterminators of the BglG/SacY family: functional and structural comparison of the CAT domain from SacY and LicT.
J Mol Biol: 1999, 294(2);389-402
[PubMed:10610766]
[WorldCat.org]
[DOI]
(P p)
S Aymerich, M Steinmetz
Specificity determinants and structural features in the RNA target of the bacterial antiterminator proteins of the BglG/SacY family.
Proc Natl Acad Sci U S A: 1992, 89(21);10410-4
[PubMed:1279678]
[WorldCat.org]
[DOI]
(P p)
