› 5sda

X-ray diffraction
2.45Å resolution

Crystal Structure of Dihydrofolate Reductase from Homo sapiens bound to NADP and SDDC Inhibitor SDDC-774

Released:
DOI: 10.2210/pdb5sda/pdb
PDB entry 5sda coloured by chain, front view.
PDB entry 5sda coloured by chain, side view.
PDB entry 5sda coloured by chain, top view.
Source organism: Homo sapiens
Entry author: Seattle Structural Genomics Center for Infectious Disease (SSGCID)

Function and Biology Details

Reaction catalysed: 
5,6,7,8-tetrahydrofolate + NADP(+) = 7,8-dihydrofolate + NADPH
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-132447 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Dihydrofolate reductase Chain: A
Molecule details ›
Chain: A
Length: 187 amino acids
Theoretical weight: 21.48 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P00374 (Residues: 1-187; Coverage: 100%)
Gene name: DHFR
Sequence domains: Dihydrofolate reductase

Ligands and Environments


Cofactor: Ligand NAP 1 x NAP
4 bound ligands:
Ligand GI6 1 x GI6
Ligand SO4 3 x SO4
Ligand CL 1 x CL
Ligand EDO 2 x EDO
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 21-ID-F
Spacegroup: P43212
Unit cell:
a: 74.3Å b: 74.3Å c: 143.63Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.165 0.161 0.205
Expression system: Escherichia coli BL21(DE3)

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