4gbk

X-ray diffraction
2.4Å resolution

Crystal structure of aspart insulin at pH 8.5

Released:
Source organism: Homo sapiens
Primary publication:
A T3R3 hexamer of the human insulin variant B28Asp.
Biophys Chem 173-174 1-7
PMID: 23428413

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero dodecamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-134235 (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: 2.38 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P01308 (Residues: 90-110; Coverage: 24%)
Gene name: INS
Insulin B chain Chains: B, D
Molecule details ›
Chains: B, D
Length: 30 amino acids
Theoretical weight: 3.45 KDa
Source organism: Homo sapiens
UniProt:
  • Canonical: P01308 (Residues: 25-54; Coverage: 35%)
Gene name: INS
Sequence domains: Insulin/IGF/Relaxin family

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: LNLS BEAMLINE W01B-MX2
Spacegroup: R3
Unit cell:
a: 77.5Å b: 77.5Å c: 37.6Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.201 0.198 0.266