X-ray diffraction
2.2Å resolution

bI3 LAGLIDADG Maturase

Source organism: Saccharomyces cerevisiae
Primary publication:
Evolution from DNA to RNA recognition by the bI3 LAGLIDADG maturase.
Nat Struct Mol Biol 12 779-87 (2005)
PMID: 16116439

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Cytochrome b mRNA maturase bI3 Chains: A, B
Molecule details ›
Chains: A, B
Length: 269 amino acids
Theoretical weight: 32.74 KDa
Source organism: Saccharomyces cerevisiae
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q9ZZW7 (Residues: 256-517; Coverage: 51%)
Gene names: BI3, Q0115
Structure domains: Homing endonucleases

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RUH3R, null
Spacegroup: P21
Unit cell:
a: 63.6Å b: 80.2Å c: 66.4Å
α: 90° β: 115.5° γ: 90°
R R work R free
0.211 0.208 0.265
Expression system: Escherichia coli BL21(DE3)