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CRYSTAL STRUCTURE OF A TERNARY COMPLEX OF E. COLI DIHYDROPTEROATE SYNTHASE

X-ray diffraction
2Å resolution
PDB entry 1aj0 coloured by chain, front view.
PDB entry 1aj0 coloured by chain, side view.
PDB entry 1aj0 coloured by chain, top view.
Source organism: Escherichia coli
Assembly composition:
monomeric (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: monomeric
Accessible surface area: 12264.92 Å2
Buried surface area: 1209.33 Å2
Dissociation area: 276.55 Å2
Dissociation energy (ΔGdiss): -1.13 kcal/mol
Dissociation entropy (TΔSdiss): 2.44 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-142227

Macromolecules

Dihydropteroate synthase
Chain: A
Length: 282 amino acids
Theoretical weight: 30.65 KDa
Source organism: Escherichia coli
UniProt:
  • Canonical: P0AC13 (Residues: 1-282; Coverage: 100%)
Gene names: JW3144, b3177, dhpS, folP
Pfam: Pterin binding enzyme
InterPro:
CATH: Dihydropteroate synthase-like
SCOP: Dihydropteroate synthetase
Dihydropteroate synthase in PDB entry 1aj0, assembly 1, front view.
Dihydropteroate synthase in PDB entry 1aj0, assembly 1, side view.
Dihydropteroate synthase in PDB entry 1aj0, assembly 1, top view.
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