PDBe 4efx

X-ray diffraction
1.98Å resolution

Highly biologically active insulin with additional disulfide bond

Released:

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
monomeric
hetero 12-mer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Insulin A chain Chains: A, C
Molecule details ›
Chains: A, C
Length: 21 amino acids
Theoretical weight: 2.37 KDa
Source organism: Homo sapiens
Expression system: Saccharomyces cerevisiae
UniProt:
  • Canonical: P01308 (Residues: 90-110; Coverage: 24%)
Gene name: INS
Insulin B chain Chains: B, D
Molecule details ›
Chains: B, D
Length: 28 amino acids
Theoretical weight: 3.18 KDa
Source organism: Homo sapiens
Expression system: Saccharomyces cerevisiae
UniProt:
  • Canonical: P01308 (Residues: 25-52; Coverage: 33%)
Gene name: INS

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007 HF
Spacegroup: R3
Unit cell:
a: 79.367Å b: 79.367Å c: 34.228Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.21 0.207 0.278
Expression system: Saccharomyces cerevisiae