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100K crystal structure of Escherichia coli dihydrofolate reductase

X-ray diffraction
0.85Å resolution
PDB entry 4psy coloured by chain, front view.
PDB entry 4psy coloured by chain, side view.
PDB entry 4psy coloured by chain, top view.
Source organism: Escherichia coli str. K-12 substr. MC4100
Assembly composition:
monomeric (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: monomeric
Accessible surface area: 7822.23 Å2
Buried surface area: 2422.3 Å2
Dissociation area: 488.13 Å2
Dissociation energy (ΔGdiss): -5.21 kcal/mol
Dissociation entropy (TΔSdiss): 5.24 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-165055

Macromolecules

Dihydrofolate reductase
Chain: A
Length: 159 amino acids
Theoretical weight: 18.05 KDa
Source organism: Escherichia coli str. K-12 substr. MC4100
Expression system: Escherichia coli
InterPro:
CATH: Dihydrofolate Reductase, subunit A
Dihydrofolate reductase in PDB entry 4psy, assembly 1, front view.
Dihydrofolate reductase in PDB entry 4psy, assembly 1, side view.
Dihydrofolate reductase in PDB entry 4psy, assembly 1, top view.
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