6cbd

X-ray diffraction
2.2Å resolution

Crystal Structure of Human Argonaute2 Bound to Three Tryptophans

Released:
Primary publication:
Phase Transitions in the Assembly and Function of Human miRISC.
Cell 173 946-957.e16 (2018)
PMID: 29576456

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-193885 (preferred)
Entry contents:
1 distinct polypeptide molecule
2 distinct RNA molecules
Macromolecules (3 distinct):
Protein argonaute-2 Chain: A
Molecule details ›
Chain: A
Length: 859 amino acids
Theoretical weight: 97.38 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q9UKV8 (Residues: 1-859; Coverage: 100%)
Gene names: AGO2, EIF2C2
Sequence domains:
Structure domains:
Guide RNA Chain: B
Molecule details ›
Chain: B
Length: 21 nucleotides
Theoretical weight: 6.55 KDa
Source organism: synthetic construct
Expression system: Not provided
Target RNA Chain: C
Molecule details ›
Chain: C
Length: 11 nucleotides
Theoretical weight: 3.54 KDa
Source organism: synthetic construct
Expression system: Not provided

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: P21
Unit cell:
a: 55.829Å b: 116.995Å c: 70.252Å
α: 90° β: 92.64° γ: 90°
R-values:
R R work R free
0.178 0.176 0.215
Expression systems:
  • Spodoptera frugiperda
  • Not provided