Difference between revisions of "RibH"
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* '''Operon:''' ''[[ypuE]]-[[ribD]]-[[ribE]]-[[ribA]]-[[ribH]]-[[ribT]]'' [http://www.ncbi.nlm.nih.gov/sites/entrez/8159171 PubMed] | * '''Operon:''' ''[[ypuE]]-[[ribD]]-[[ribE]]-[[ribA]]-[[ribH]]-[[ribT]]'' [http://www.ncbi.nlm.nih.gov/sites/entrez/8159171 PubMed] | ||
− | * '''[ | + | * '''Expression browser:''' [http://genome.jouy.inra.fr/cgi-bin/seb/viewdetail.py?id=ribH_2427892_2428356_-1 ribH] {{PubMed|22383849}} |
+ | |||
+ | * '''Sigma factor:''' [[SigA]] {{PubMed|8159171}} | ||
* '''Regulation:''' expressed in the absence of FMN ([[FMN-box]]) [http://www.ncbi.nlm.nih.gov/sites/entrez/15808508 PubMed] | * '''Regulation:''' expressed in the absence of FMN ([[FMN-box]]) [http://www.ncbi.nlm.nih.gov/sites/entrez/15808508 PubMed] |
Revision as of 09:19, 16 April 2012
- Description: riboflavin synthase (beta subunit)
Gene name | ribH |
Synonyms | |
Essential | no |
Product | riboflavin synthase (beta subunit) |
Function | riboflavin biosynthesis |
Interactions involving this protein in SubtInteract: RibH | |
Metabolic function and regulation of this protein in SubtiPathways: Riboflavin / FAD | |
MW, pI | 16 kDa, 5.196 |
Gene length, protein length | 462 bp, 154 aa |
Immediate neighbours | ribT, ribA |
Get the DNA and protein sequences (Barbe et al., 2009) | |
Genetic context This image was kindly provided by SubtiList
|
Contents
Categories containing this gene/protein
This gene is a member of the following regulons
The gene
Basic information
- Locus tag: BSU23250
Phenotypes of a mutant
Database entries
- DBTBS entry: [1]
- SubtiList entry: [2]
Additional information
The protein
Basic information/ Evolution
- Catalyzed reaction/ biological activity: 2 6,7-dimethyl-8-(1-D-ribityl)lumazine = riboflavin + 4-(1-D-ribitylamino)-5-amino-2,6-dihydroxypyrimidine (according to Swiss-Prot)
- Protein family: DMRL synthase family (according to Swiss-Prot)
- Paralogous protein(s):
Extended information on the protein
- Kinetic information:
- Domains:
- Modification:
- Cofactor(s):
- Effectors of protein activity:
Database entries
- UniProt: P11998
- KEGG entry: [3]
- E.C. number: 2.5.1.9
Additional information
Expression and regulation
- Regulatory mechanism: FMN-box: riboswitch, mediates termination/ antitermination control of the operon, in the absence of FMN: antitermination, in the presence of FMN: termination PubMed
- Additional information:
Biological materials
- Mutant:
- Expression vector:
- lacZ fusion:
- GFP fusion:
- two-hybrid system:
- Antibody:
Labs working on this gene/protein
Your additional remarks
References
J Kenneth Wickiser, Wade C Winkler, Ronald R Breaker, Donald M Crothers
The speed of RNA transcription and metabolite binding kinetics operate an FMN riboswitch.
Mol Cell: 2005, 18(1);49-60
[PubMed:15808508]
[WorldCat.org]
[DOI]
(P p)
Wade C Winkler, Smadar Cohen-Chalamish, Ronald R Breaker
An mRNA structure that controls gene expression by binding FMN.
Proc Natl Acad Sci U S A: 2002, 99(25);15908-13
[PubMed:12456892]
[WorldCat.org]
[DOI]
(P p)
K Ritsert, R Huber, D Turk, R Ladenstein, K Schmidt-Bäse, A Bacher
Studies on the lumazine synthase/riboflavin synthase complex of Bacillus subtilis: crystal structure analysis of reconstituted, icosahedral beta-subunit capsids with bound substrate analogue inhibitor at 2.4 A resolution.
J Mol Biol: 1995, 253(1);151-67
[PubMed:7473709]
[WorldCat.org]
[DOI]
(P p)
V N Mironov, A S Kraev, M L Chikindas, B K Chernov, A I Stepanov, K G Skryabin
Functional organization of the riboflavin biosynthesis operon from Bacillus subtilis SHgw.
Mol Gen Genet: 1994, 242(2);201-8
[PubMed:8159171]
[WorldCat.org]
[DOI]
(P p)
V Azevedo, A Sorokin, S D Ehrlich, P Serror
The transcriptional organization of the Bacillus subtilis 168 chromosome region between the spoVAF and serA genetic loci.
Mol Microbiol: 1993, 10(2);397-405
[PubMed:7934830]
[WorldCat.org]
[DOI]
(P p)
H C Ludwig, F Lottspeich, A Henschen, R Ladenstein, A Bacher
Heavy riboflavin synthase of Bacillus subtilis. Primary structure of the beta subunit.
J Biol Chem: 1987, 262(3);1016-21
[PubMed:3100522]
[WorldCat.org]
(P p)