QueD

• Description: 6-pyruvoyltetrahydropterin synthase, synthesis of the modified ribonucleotide queuosine
  
  

Gene name	queD
Synonyms	ykvK
Essential	no
Product	6-pyruvoyltetrahydropterin synthase
Function	tRNA modification
MW, pI	16 kDa, 5.944
Gene length, protein length	447 bp, 149 aa
Immediate neighbours	queC, queE
Get the DNA and protein sequences (Barbe et al., 2009)
Genetic context This image was kindly provided by SubtiList

The gene

Basic information

• Locus tag: BSU13730

Database entries

• DBTBS entry: no entry

• SubtiList entry: [1]

Categories containing this gene/protein

translation

The protein

Basic information/ Evolution

• Catalyzed reaction/ biological activity:

• Protein family:

• Paralogous protein(s):

Extended information on the protein

• Kinetic information:

• Domains:

• Modification:

• Cofactor(s):

• Effectors of protein activity:

• Interactions:

• Localization:

Database entries

• Structure:

• UniProt: O31676

• KEGG entry: [2]

• E.C. number:

Expression and regulation

• Operon: queC-queD-queE-queF PubMed

• Sigma factor:

• Regulation:
  • repressed in the presence of queuosine (preQ1 riboswitch) PubMed

• Regulatory mechanism:
  • preQ1 riboswitch: transcriptional antitermination in the absence of queuosine PubMed

• Additional information:

Biological materials

• Mutant:

• Expression vector:

• lacZ fusion:

• GFP fusion:

• two-hybrid system:

• Antibody: