X-ray diffraction
1.5Å resolution

Crystal Structure of a Cu-bound Green Fluorescent Protein Zn Biosensor

Source organism: Aequorea victoria
Primary publication:
Structural chemistry of a green fluorescent protein Zn biosensor.
J. Am. Chem. Soc. 124 3522-4 (2002)
PMID: 11929238

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Green fluorescent protein Chain: A
Molecule details ›
Chain: A
Length: 237 amino acids
Theoretical weight: 26.71 KDa
Source organism: Aequorea victoria
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P42212 (Residues: 2-238; Coverage: 100%)
Gene name: GFP
Sequence domains: Green fluorescent protein
Structure domains: Green fluorescent protein

Ligands and Environments

2 bound ligands:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-1
Spacegroup: P212121
Unit cell:
a: 51.166Å b: 62.301Å c: 69.624Å
α: 90° β: 90° γ: 90°
R R work R free
0.15 0.15 0.219
Expression system: Escherichia coli BL21(DE3)