Difference between revisions of "PurH"
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=Expression and regulation= | =Expression and regulation= | ||
− | * '''Operon:''' | + | * '''Operon:''' ''[[purE]]-[[purK]]-[[purB]]-[[purC]]-[[purS]]-[[purQ]]-[[purL]]-[[purF]]-[[purM]]-[[purN]]-[[purH]]-[[purD]]'' [http://www.ncbi.nlm.nih.gov/sites/entrez/3036807 PubMed] |
− | * '''[[Sigma factor]]:''' | + | * '''[[Sigma factor]]:''' [[SigA]] [http://www.ncbi.nlm.nih.gov/sites/entrez/3036807 PubMed] |
* '''Regulation:''' | * '''Regulation:''' | ||
+ | ** repressed in the presence of adenine or adenosine([[PurR]]) [http://www.ncbi.nlm.nih.gov/sites/entrez/2536750 PubMed] | ||
+ | ** repressed in the presence of guanine([[G-box]]) [http://www.ncbi.nlm.nih.gov/sites/entrez/3036807 PubMed] | ||
* '''Regulatory mechanism:''' | * '''Regulatory mechanism:''' | ||
+ | ** [[PurR]]: transcription repression (molecular inducer: PRPP) [http://www.ncbi.nlm.nih.gov/sites/entrez/2536750 PubMed] | ||
+ | ** [[G-box]]: transcription termination/ antitermination ([[riboswitch]]) [http://www.ncbi.nlm.nih.gov/sites/entrez/3036807 PubMed1] [http://www.ncbi.nlm.nih.gov/sites/entrez/12787499 PubMed2] | ||
− | * '''Additional information:''' | + | * '''Additional information:''' |
=Biological materials = | =Biological materials = |
Revision as of 19:57, 31 May 2009
- Description: phosphoribosylaminoimidazole carboxamide formyltransferase
Gene name | purH |
Synonyms | purJ |
Essential | no |
Product | phosphoribosylaminoimidazole carboxamide formyltransferase
and inosine-monophosphate cyclohydrolase |
Function | purine biosynthesis |
MW, pI | 55 kDa, 5.133 |
Gene length, protein length | 1536 bp, 512 aa |
Immediate neighbours | purN, purD |
Get the DNA and protein sequences (Barbe et al., 2009) | |
Genetic context This image was kindly provided by SubtiList
|
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: 10-formyltetrahydrofolate + 5-amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide = tetrahydrofolate + 5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide (according to Swiss-Prot)
- Protein family: purH 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:
Database entries
- Structure:
- Swiss prot entry: P12048
- KEGG entry: BSU06520
- E.C. number: 2.1.2.3
Additional information
Expression and regulation
- Regulation:
- Regulatory mechanism:
- 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
- Author1, Author2 & Author3 (year) Title Journal volume: page-page. PubMed