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Crystal structure of Arabidopsis thaliana AGO2 MID domain

X-ray diffraction
2.306Å resolution
PDB entry 4g0m coloured by chain, front view.
PDB entry 4g0m coloured by chain, side view.
PDB entry 4g0m coloured by chain, top view.
Source organism: Arabidopsis thaliana
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1
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Assembly Name: Protein argonaute 2
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Multimeric state: monomeric
Accessible surface area: 7394.53 Å2
Buried surface area: 1193.24 Å2
Dissociation area: 58.48 Å2
Dissociation energy (ΔGdiss): 6.51 kcal/mol
Dissociation entropy (TΔSdiss): 0.57 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-193459
Assembly 2 (preferred)
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Assembly Name: Protein argonaute 2
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Multimeric state: monomeric
Accessible surface area: 7144.44 Å2
Buried surface area: 391.71 Å2
Dissociation area: 104.32 Å2
Dissociation energy (ΔGdiss): 14.9 kcal/mol
Dissociation entropy (TΔSdiss): 0.58 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-193459

Macromolecules

Protein argonaute 2
Chains: A, B
Length: 150 amino acids
Theoretical weight: 16.68 KDa
Source organism: Arabidopsis thaliana
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9SHF3 (Residues: 579-727; Coverage: 15%)
Gene names: AGO2, At1g31280, T19E23.7
InterPro:
CATH: Rossmann fold
Protein argonaute 2 in PDB entry 4g0m, assembly 2, front view.
Protein argonaute 2 in PDB entry 4g0m, assembly 2, side view.
Protein argonaute 2 in PDB entry 4g0m, assembly 2, top view.
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