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Crystal Structure of Dihydropteroate Synthase (FolP) from Thermus thermophilus HB8

X-ray diffraction
1.65Å resolution
PDB entry 2dqw coloured by chain, front view.
PDB entry 2dqw coloured by chain, side view.
PDB entry 2dqw coloured by chain, top view.
Source organism: Thermus thermophilus HB8
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: Dihydropteroate synthase
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Multimeric state: homo dimer
Accessible surface area: 20271.46 Å2
Buried surface area: 2284.19 Å2
Dissociation area: 1,142.09 Å2
Dissociation energy (ΔGdiss): 13.6 kcal/mol
Dissociation entropy (TΔSdiss): 12.92 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-178216

Macromolecules

Dihydropteroate synthase
Chains: A, B
Length: 294 amino acids
Theoretical weight: 31.9 KDa
Source organism: Thermus thermophilus HB8
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q5SLV2 (Residues: 1-294; Coverage: 100%)
Gene name: TTHA0191
Pfam: Pterin binding enzyme
InterPro:
CATH: Dihydropteroate synthase-like
Dihydropteroate synthase in PDB entry 2dqw, assembly 1, front view.
Dihydropteroate synthase in PDB entry 2dqw, assembly 1, side view.
Dihydropteroate synthase in PDB entry 2dqw, assembly 1, top view.
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