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Structural basis for iloprost as a dual PPARalpha/delta agonist

X-ray diffraction
2.21Å resolution
PDB entry 3sp6 coloured by chain, front view.
PDB entry 3sp6 coloured by chain, side view.
PDB entry 3sp6 coloured by chain, top view.
Source organism: Homo sapiens
Assembly composition:
hetero dimer (preferred)
Entry contents: 2 distinct polypeptide molecules

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Peroxisome proliferator-activated receptor gamma coactivator 1-beta and Peroxisome proliferator-activated receptor alpha
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Multimeric state: hetero dimer
Accessible surface area: 13656.24 Å2
Buried surface area: 1103.37 Å2
Dissociation area: 551.69 Å2
Dissociation energy (ΔGdiss): 4.72 kcal/mol
Dissociation entropy (TΔSdiss): 7.2 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-170554

Macromolecules

Peroxisome proliferator-activated receptor alpha
Chain: A
Length: 285 amino acids
Theoretical weight: 32.34 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q07869 (Residues: 196-468; Coverage: 58%)
Gene names: NR1C1, PPAR, PPARA
Pfam: Ligand-binding domain of nuclear hormone receptor
InterPro:
CATH: Retinoid X Receptor
Peroxisome proliferator-activated receptor alpha in PDB entry 3sp6, assembly 1, front view.
Peroxisome proliferator-activated receptor alpha in PDB entry 3sp6, assembly 1, side view.
Peroxisome proliferator-activated receptor alpha in PDB entry 3sp6, assembly 1, top view.
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Peroxisome proliferator-activated receptor gamma coactivator 1-beta
Chain: B
Length: 11 amino acids
Theoretical weight: 1.21 KDa
Source organism: Homo sapiens
Expression system: Not provided
UniProt:
  • Canonical: Q86YN6 (Residues: 153-163; Coverage: 1%)
Gene names: PERC, PGC1, PGC1B, PPARGC1, PPARGC1B
Peroxisome proliferator-activated receptor gamma coactivator 1-beta in PDB entry 3sp6, assembly 1, front view.
Peroxisome proliferator-activated receptor gamma coactivator 1-beta in PDB entry 3sp6, assembly 1, side view.
Peroxisome proliferator-activated receptor gamma coactivator 1-beta in PDB entry 3sp6, assembly 1, top view.
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