› 1ec5

X-ray diffraction
2.5Å resolution

CRYSTAL STRUCTURE OF FOUR-HELIX BUNDLE MODEL

Released:
DOI: 10.2210/pdb1ec5/pdb
PDB entry 1ec5 coloured by chain, front view.
PDB entry 1ec5 coloured by chain, side view.
PDB entry 1ec5 coloured by chain, top view.
Source organism: Synthetic construct
Primary publication:
Retrostructural analysis of metalloproteins: application to the design of a minimal model for diiron proteins.
Lombardi A, Summa CM, Geremia S, Randaccio L, Pavone V, DeGrado WF
Proc Natl Acad Sci U S A 97 6298-305 (2000)
PMID: 10841536

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domain:
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-162163 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
PROTEIN (FOUR-HELIX BUNDLE MODEL) Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 50 amino acids
Theoretical weight: 5.87 KDa
Source organism: Synthetic construct
Expression system: Not provided
Structure domains: Immunoglobulin FC, subunit C

Ligands and Environments

1 bound ligand:
Ligand ZN 3 x ZN
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ELETTRA BEAMLINE 5.2R
Spacegroup: C2221
Unit cell:
a: 36.07Å b: 89.16Å c: 79.89Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.237 0.237 0.304
Expression system: Not provided

Quick links

Citations

22 review citations

Protein design: toward functional metalloenzymes.
Yu et al. (2014)
21 more

10 mentions without citation

Design of functional metalloproteins.
Lu et al. (2009)
9 more