X-ray diffraction
2.1Å resolution

Structure of Human Argonaute-1 let-7 complex

Source organism: Homo sapiens

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
1 distinct RNA molecule
Macromolecules (2 distinct):
Protein argonaute-1 Chain: A
Molecule details ›
Chain: A
Length: 858 amino acids
Theoretical weight: 97.42 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
  • Canonical: Q9UL18 (Residues: 1-857; Coverage: 100%)
Gene names: AGO1, EIF2C1
Sequence domains:
Structure domains:
Molecule details ›
Chain: R
Length: 22 nucleotides
Theoretical weight: 7.12 KDa
Source organism: Homo sapiens
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X25
Spacegroup: P21
Unit cell:
a: 70.39Å b: 97.73Å c: 72.7Å
α: 90° β: 110.89° γ: 90°
R R work R free
0.177 0.176 0.217
Expression systems:
  • Spodoptera frugiperda
  • Not provided