X-ray diffraction
1.3Å resolution

Crystal structure of the catalytic domain of RluB in complex with a 21-nucleotide RNA substrate


Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
1 distinct RNA molecule
Macromolecules (2 distinct):
Ribosomal large subunit pseudouridine synthase B Chains: A, D
Molecule details ›
Chains: A, D
Length: 255 amino acids
Theoretical weight: 28.6 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P37765 (Residues: 1-251; Coverage: null%)
Gene names: JW1261, b1269, rluB, yciL
Sequence domains:
Structure domains:
stem-loop of 23S rRNA Chains: E, F
Molecule details ›
Chains: E, F
Length: 21 nucleotides
Theoretical weight: 6.83 KDa
Source organism: Escherichia coli K-12
Expression system: Not provided

Ligands and Environments

No bound ligands
2 modified residues:

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 8.3.1
Spacegroup: C2
Unit cell:
a: 80.94Å b: 42.2Å c: 169.43Å
α: 90° β: 102.61° γ: 90°
R R work R free
0.174 0.173 0.203
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided