1j85

X-ray diffraction
2Å resolution

Structure of YibK from Haemophilus influenzae (HI0766), a truncated sequence homolog of tRNA (guanosine-2'-O-) methyltransferase (SpoU)

Released:

Function and Biology Details

Reaction catalysed:
S-adenosyl-L-methionine + 5-carboxymethylaminomethyluridine(34) in tRNA(Leu) = S-adenosyl-L-homocysteine + 5-carboxymethylaminomethyl-2'-O-methyluridine(34) in tRNA(Leu)
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-155219 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
tRNA (cytidine(34)-2'-O)-methyltransferase Chain: A
Molecule details ›
Chain: A
Length: 160 amino acids
Theoretical weight: 18.43 KDa
Source organism: Haemophilus influenzae Rd KW20
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P44868 (Residues: 1-160; Coverage: 100%)
Gene names: HI_0766, trmL
Sequence domains: SpoU rRNA Methylase family
Structure domains: Alpha/beta knot

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 17-ID
Spacegroup: P41212
Unit cell:
a: 40.37Å b: 40.37Å c: 165.82Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.195 0.195 0.263
Expression system: Escherichia coli BL21(DE3)