X-ray diffraction
1.15Å resolution

Crystal structure of red fluorescent protein eqFP578 crystallized at pH 5.5


Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assemblies composition:
homo tetramer
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
eqFP578 fluorescent protein Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 236 amino acids
Theoretical weight: 26.94 KDa
Source organism: Entacmaea quadricolor
Expression system: Escherichia coli
  • Canonical: H3JQU4 (Residues: 1-223; Coverage: 100%)
Sequence domains: Green fluorescent protein
Structure domains: Green fluorescent protein

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-ID
Spacegroup: I41
Unit cell:
a: 161.247Å b: 161.247Å c: 75.682Å
α: 90° β: 90° γ: 90°
R R work R free
0.155 0.155 0.176
Expression system: Escherichia coli