SerS

• Description: seryl-tRNA-synthetase
  
  

Gene name	serS
Synonyms
Essential	yes PubMed
Product	seryl-tRNA-synthetase
Function	translation
Gene expression levels in SubtiExpress: serS
Metabolic function and regulation of this protein in SubtiPathways: serS
MW, pI	48 kDa, 5.193
Gene length, protein length	1275 bp, 425 aa
Immediate neighbours	pdxT, trnSL-Ser1
Sequences	Protein DNA DNA_with_flanks
Genetic context This image was kindly provided by SubtiList
Expression at a glance   PubMed

Categories containing this gene/protein

translation, essential genes

This gene is a member of the following regulons

T-box

The gene

Basic information

• Locus tag: BSU00130

Phenotypes of a mutant

essential PubMed

Database entries

• BsubCyc: BSU00130

• DBTBS entry: [1]

• SubtiList entry: [2]

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity: ATP + L-serine + tRNA(Ser) = AMP + diphosphate + L-seryl-tRNA(Ser) (according to Swiss-Prot)

• Protein family: Type-1 seryl-tRNA synthetase 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:
  • cytoplasm (according to Swiss-Prot)

Database entries

• BsubCyc: BSU00130

• Structure: 1SES (from Thermus thermophilus, 36% identity, 56% similarity) PubMed

• UniProt: P37464

• KEGG entry: [3]

• E.C. number: 6.1.1.11

Expression and regulation

• Operon: serS PubMed

• Expression browser: serS PubMed

• Sigma factor:

• Regulation:
  • induced by serine limitation (T-box) PubMed

• Regulatory mechanism:
  • T-box: RNA switch, transcriptional antitermination PubMed

• Additional information:
  • number of protein molecules per cell (minimal medium with glucose and ammonium): 760 PubMed
  • number of protein molecules per cell (complex medium with amino acids, without glucose): 2963 PubMed

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody:

References

Biochimie 78: 381-389. PubMed