3w3s

X-ray diffraction
3.1Å resolution

Crystal structure of A. aeolicus tRNASec in complex with M. kandleri SerRS

Released:
Primary publication:
Tertiary structure of bacterial selenocysteine tRNA.
Nucleic Acids Res 41 6729-38 (2013)
PMID: 23649835

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-186301 (preferred)
Entry contents:
1 distinct polypeptide molecule
1 distinct RNA molecule
Macromolecules (2 distinct):
Type-2 serine--tRNA ligase Chain: A
Molecule details ›
Chain: A
Length: 527 amino acids
Theoretical weight: 62.16 KDa
Source organism: Methanopyrus kandleri AV19
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8TVD2 (Residues: 1-527; Coverage: 100%)
Gene names: MK1460, serS
Sequence domains:
Structure domains:
selenocysteine tRNA Chain: B
Molecule details ›
Chain: B
Length: 99 nucleotides
Theoretical weight: 31.9 KDa
Source organism: Aquifex aeolicus VF5
Expression system: Not provided
Sequence domains: Selenocysteine transfer RNA

Ligands and Environments

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-5A, PHOTON FACTORY BEAMLINE AR-NE3A
Spacegroup: I432
Unit cell:
a: 272.817Å b: 272.817Å c: 272.817Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.206 0.204 0.26
Expression systems:
  • Escherichia coli
  • Not provided