1o9h

X-ray diffraction
2.4Å resolution

rRNA methyltransferase aviRa from Streptomyces viridochromogenes at 2.4A

Released:

Function and Biology Details

Reaction catalysed:
S-adenosyl-L-methionine + guanine(2535) in 23S rRNA = S-adenosyl-L-homocysteine + N(1)-methylguanine(2535) in 23S rRNA
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-190255 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
23S rRNA (guanine(2535)-N(1))-methyltransferase Chain: A
Molecule details ›
Chain: A
Length: 250 amino acids
Theoretical weight: 26.67 KDa
Source organism: Streptomyces viridochromogenes
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9F5K5 (Residues: 1-250; Coverage: 100%)
Gene name: aviRa
Sequence domains: RRNA methyltransferase AviRa
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200B
Spacegroup: P21
Unit cell:
a: 37.098Å b: 48.937Å c: 63.714Å
α: 90° β: 99.05° γ: 90°
R-values:
R R work R free
0.211 0.209 0.241
Expression system: Escherichia coli BL21(DE3)