PDBe 1obs

X-ray diffraction
2.2Å resolution

STRUCTURE OF RICIN A CHAIN MUTANT

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:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ricin A chain Chain: A
Molecule details ›
Chain: A
Length: 267 amino acids
Theoretical weight: 29.92 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

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P41212
Unit cell:
a: 68.8Å b: 68.8Å c: 141.2Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.214 0.214 not available
Expression system: Escherichia coli