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E. coli dihydrofolate reductase complexed with 4'-chloro-3'-(4-(2,4-diamino-6-ethylpyrimidin-5-yl)but-3-yn-2-yl)-[1,1'-biphenyl]-4-carboxamide (UCP1228)

X-ray diffraction
2.1Å resolution
PDB entry 7mqp coloured by chain, front view.
PDB entry 7mqp coloured by chain, side view.
PDB entry 7mqp coloured by chain, top view.
Source organism: Escherichia coli
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Dihydrofolate reductase
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Multimeric state: homo dimer
Accessible surface area: 15854.63 Å2
Buried surface area: 3804.43 Å2
Dissociation area: 730.6 Å2
Dissociation energy (ΔGdiss): 13.1 kcal/mol
Dissociation entropy (TΔSdiss): 12.12 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-142197

Macromolecules

Dihydrofolate reductase
Chain: A
Length: 161 amino acids
Theoretical weight: 18.26 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0ABQ4 (Residues: 1-159; Coverage: 100%)
Gene names: JW0047, b0048, folA, tmrA
Pfam: Dihydrofolate reductase
InterPro:
Dihydrofolate reductase in PDB entry 7mqp, assembly 1, front view.
Dihydrofolate reductase in PDB entry 7mqp, assembly 1, side view.
Dihydrofolate reductase in PDB entry 7mqp, assembly 1, top view.
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