PDBe 1ahc

X-ray diffraction
2Å resolution

THE N-GLYCOSIDASE MECHANISM OF RIBOSOME-INACTIVATING PROTEINS IMPLIED BY CRYSTAL STRUCTURES OF ALPHA-MOMORCHARIN

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ribosome-inactivating protein momordin I Chain: A
Molecule details ›
Chain: A
Length: 246 amino acids
Theoretical weight: 27.4 KDa
Source organism: Momordica charantia
Expression system: Not provided
UniProt:
  • Canonical: P16094 (Residues: 24-269; Coverage: 94%)
Sequence domains: Ribosome inactivating protein
Structure domains:

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: R3
Unit cell:
a: 131.3Å b: 131.3Å c: 40.2Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.18 0.18 not available
Expression system: Not provided