4isj

X-ray diffraction
2.34Å resolution

RNA Ligase RtcB in complex with Mn(II)

Released:

Function and Biology Details

Reaction catalysed:
(1a) GTP + [RNA ligase]-L-histidine = 5'-guanosyl [RNA ligase]-N(tau)-phosphono-L-histidine + diphosphate
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo dimer
Assembly name:
PDBe Complex ID:
PDB-CPX-129837 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Pho hyp2 intein Chains: A, B
Molecule details ›
Chains: A, B
Length: 481 amino acids
Theoretical weight: 53.58 KDa
Source organism: Pyrococcus horikoshii OT3
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: O59245 (Residues: 406-486, 487-871; Coverage: 53%)
Gene names: PH1602, rtcB
Sequence domains: tRNA-splicing ligase RtcB
Structure domains: tRNA-splicing ligase RtcB

Ligands and Environments

Carbohydrate polymer : NEW Components: GLC, FRU
2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 21-ID-F
Spacegroup: P212121
Unit cell:
a: 81.038Å b: 137.704Å c: 149.013Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.158 0.156 0.194
Expression system: Escherichia coli BL21