MtnA
- Description: 5-methylthioribose-1-phosphate isomerase
Gene name | mtnA |
Synonyms | ykrS, mtnS |
Essential | no |
Product | 5-methylthioribose-1-phosphate isomerase |
Function | methionine salvage |
Metabolic function and regulation of this protein in SubtiPathways: Cys, Met & Sulfate assimilation | |
MW, pI | 38 kDa, 5.003 |
Gene length, protein length | 1059 bp, 353 aa |
Immediate neighbours | ogt, mtnK |
Get the DNA and protein sequences (Barbe et al., 2009) | |
Genetic context This image was kindly provided by SubtiList
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Contents
The gene
Basic information
- Locus tag: BSU13550
Phenotypes of a mutant
Database entries
- DBTBS entry: [1]
- SubtiList entry: [2]
Additional information
The protein
Basic information/ Evolution
- Catalyzed reaction/ biological activity: S-methyl-5-thio-alpha-D-ribose 1-phosphate = S-methyl-5-thio-D-ribulose 1-phosphate (according to Swiss-Prot)
- Protein family: MtnA subfamily (according to Swiss-Prot)
- Paralogous protein(s):
Extended information on the protein
- Kinetic information:
- Domains:
- Modification:
- Cofactor(s):
- Effectors of protein activity:
- Interactions:
- Localization:
Database entries
- Structure: 2YVK
- Swiss prot entry: O31662
- KEGG entry: [3]
- E.C. number: 5.3.1.23
Additional information
- subject to Clp-dependent proteolysis upon glucose starvation PubMed
Expression and regulation
- Regulatory mechanism: S-box: transcription termination/ antitermination, the S-box riboswitch binds S-adenosylmethionine resulting in termination PubMed
- Additional information: subject to Clp-dependent proteolysis upon glucose starvation PubMed
Biological materials
- Mutant:
- Expression vector:
- lacZ fusion:
- GFP fusion:
- two-hybrid system:
- Antibody:
Labs working on this gene/protein
Your additional remarks
References
Ulrike Mäder, Georg Homuth, Christian Scharf, Knut Büttner, Rüdiger Bode, Michael Hecker
Transcriptome and proteome analysis of Bacillus subtilis gene expression modulated by amino acid availability.
J Bacteriol: 2002, 184(15);4288-95
[PubMed:12107147]
[WorldCat.org]
[DOI]
(P p)
Brooke A Murphy, Frank J Grundy, Tina M Henkin
Prediction of gene function in methylthioadenosine recycling from regulatory signals.
J Bacteriol: 2002, 184(8);2314-8
[PubMed:11914366]
[WorldCat.org]
[DOI]
(P p)
A Sekowska, L Mulard, S Krogh, J K Tse, A Danchin
MtnK, methylthioribose kinase, is a starvation-induced protein in Bacillus subtilis.
BMC Microbiol: 2001, 1;15
[PubMed:11545674]
[WorldCat.org]
[DOI]
(I p)