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Gene SSO0016 from Sulfolobus solfataricus P2: transcription regulator (exsB) related protein
Member of NCBI Protein Clusters CLSK883593(See COMBREX Page ) (See NCBI page)
NCBI Entrez GeneID 1455274
UniProtKB accession
RefSeq Protein accession NP_341593.1 (PROVISIONAL)
Gene Symbol(s)
  • symbol: SSO0016
  • locus tag: SSO0016
Organism Sulfolobus solfataricus P2 (NCBI TaxID: 273057)
Other Cross References:
  • S
    Structure(s) available in PDB:
  • C
    Gene cloned by a participant in the Protein Structure Initiative (PSI): TargetDB. (To obtain a clone, please contact the PSI:Biology-Materials Repository.)
  • U
    Protein purified by a participant in the Protein Structure Initiative (PSI): TargetDB. (If you are interested in collaborating to obtain the protein, please contact the Northeast Structural Genomics consortium).
  • Protein described in EcoCyc:
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Source Predicted function(s)
NCBI Protein Cluster Prediction exsB protein
Source References Functional description
COMBREX Under Review Archaeosine biosynthesis / COMBREX-validated
Functional Status greenGreen (experimental evidence, uncurated)
GO terms
  • BP: GO:0008616 : queuosine biosynthetic process : IEA
  • MF: GO:0000166 : nucleotide binding : IEA
  • MF: GO:0046872 : metal ion binding : IEA
  • MF: GO:0016874 : ligase activity : IEA
  • MF: GO:0005524 : ATP binding : IEA
  • MF: GO:0016810 : hydrolase activity, acting on carbon-nitrogen (but not peptide) bonds : IEA
  • BP: GO:0006541 : glutamine metabolic process : IEA
Domain Structure from CDD
  • ExsB: ExsB is a transcription regulator related protein. It is a subfamily of a Adenosine nucleotide binding superfamily of pr.... (More)
  • Gn_AT_II: Glutamine amidotransferases class-II (GATase). The glutaminase domain catalyzes an amide nitrogen transfer from glutamin.... (More)

See domain structure on NCBI Conserved Domain Database
Domain structure from Pfam
See domain structure on Pfam Database