PDBe 1il9

X-ray diffraction
3.1Å resolution

STRUCTURE OF RICIN A CHAIN BOUND WITH INHIBITOR 8-METHYL-9-OXOGUANINE

Released:

Function and Biology Details

Reaction catalysed:
Endohydrolysis of the N-glycosidic bond at one specific adenosine on the 28S rRNA.
Biochemical function:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ricin A chain Chain: A
Molecule details ›
Chain: A
Length: 267 amino acids
Theoretical weight: 29.94 KDa
Source organism: Ricinus communis
Expression system: Escherichia coli
UniProt:
  • Canonical: P02879 (Residues: 36-302; Coverage: 49%)
Sequence domains: Ribosome inactivating protein
Structure domains:

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P21
Unit cell:
a: 43.04Å b: 67.84Å c: 49.68Å
α: 90° β: 113.26° γ: 90°
R-values:
R R work R free
0.247 0.247 0.306
Expression system: Escherichia coli