PDBe 3bqv

X-ray diffraction
1.5Å resolution

Crystal Structure of the double mutant D44A D45A Plastocyanin from Phormidium laminosum

Source organism: Phormidium laminosum
Entry authors: Fromme R, Bukhman-deRuyter YS, Mi H, Fromme P

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Plastocyanin Chain: A
Molecule details ›
Chain: A
Length: 105 amino acids
Theoretical weight: 11.34 KDa
Source organism: Phormidium laminosum
Expression system: Escherichia coli
  • Canonical: Q51883 (Residues: 35-139; Coverage: 100%)
Gene name: petE
Sequence domains: Copper binding proteins, plastocyanin/azurin family
Structure domains: Cupredoxins - blue copper proteins

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P212121
Unit cell:
a: 33.322Å b: 33.778Å c: 78.026Å
α: 90° β: 90° γ: 90°
R R work R free
0.188 0.185 0.245
Expression system: Escherichia coli