PDBe 3ubw

X-ray diffraction
1.9Å resolution

Complex of 14-3-3 isoform epsilon, a Mlf1 phosphopeptide and a small fragment hit from a FBDD screen

Source organism: Homo sapiens
Primary publication:
Structural insights of the MLF1/14-3-3 interaction.
FEBS J. 279 563-71 (2012)
PMID: 22151054

Function and Biology Details

Structure analysis Details

Assemblies composition:
hetero tetramer
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
14-3-3 protein epsilon Chain: A
Molecule details ›
Chain: A
Length: 261 amino acids
Theoretical weight: 30.05 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P62258 (Residues: 1-234; Coverage: 92%)
Gene name: YWHAE
Sequence domains: 14-3-3 protein
Structure domains: 14-3-3 domain
Myeloid leukemia factor 1 Chain: P
Molecule details ›
Chain: P
Length: 14 amino acids
Theoretical weight: 1.75 KDa
Source organism: Homo sapiens
Expression system: Not provided
  • Canonical: P58340 (Residues: 29-42; Coverage: 5%)
Gene name: MLF1

Ligands and Environments

2 bound ligands:

2 modified residues:

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X10SA
Spacegroup: C2221
Unit cell:
a: 78.03Å b: 81.31Å c: 81.93Å
α: 90° β: 90° γ: 90°
R R work R free
0.183 0.18 0.238
Expression systems:
  • Escherichia coli BL21(DE3)
  • Not provided