4eig

X-ray diffraction
2.5Å resolution

CA1698 camel antibody fragment in complex with DHFR

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-209579 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Dihydrofolate reductase Chain: A
Molecule details ›
Chain: A
Length: 159 amino acids
Theoretical weight: 18.02 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P0ABQ4 (Residues: 1-159; Coverage: 100%)
Gene names: JW0047, b0048, folA, tmrA
Sequence domains: Dihydrofolate reductase
Structure domains: Dihydrofolate Reductase, subunit A
CA1698 camel antibody fragment Chain: B
Molecule details ›
Chain: B
Length: 123 amino acids
Theoretical weight: 13.63 KDa
Source organism: Lama glama
Expression system: Escherichia coli
Structure domains: Immunoglobulins

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID23-2
Spacegroup: P65
Unit cell:
a: 72.27Å b: 72.27Å c: 140.371Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.174 0.172 0.22
Expression system: Escherichia coli