› 1q4v

X-ray diffraction
2Å resolution

CRYSTAL STRUCTURE OF ALLO-ILEA2-INSULIN, AN INACTIVE CHIRAL ANALOGUE: IMPLICATIONS FOR THE MECHANISM OF RECEPTOR

Released:
DOI: 10.2210/pdb1q4v/pdb
PDB entry 1q4v coloured by chain, front view.
PDB entry 1q4v coloured by chain, side view.
PDB entry 1q4v coloured by chain, top view.
Source organism: Homo sapiens
Primary publication:
Crystal structure of allo-Ile(A2)-insulin, an inactive chiral analogue: implications for the mechanism of receptor binding.
Wan ZL, Xu B, Chu YC, Katsoyannis PG, Weiss MA
Biochemistry 42 12770-83 (2003)
PMID: 14596591

Function and Biology Details

Biochemical function:
Biological process:
  • not assigned
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assemblies composition:
hetero hexamer (preferred)
hetero dodecamer
Assembly name:
PDBe Complex ID:
PDB-CPX-134224 (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
Expression system: Not provided
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: 3.43 KDa
Source organism: Homo sapiens
Expression system: Not provided
UniProt:
  • Canonical: P01308 (Residues: 25-54; Coverage: 35%)
Gene name: INS
Sequence domains: Insulin/IGF/Relaxin family

Ligands and Environments

2 bound ligands:
Ligand ZN 2 x ZN
Ligand IPH 1 x IPH
1 modified residue:
Ligand IIL 2 x IIL

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: R3
Unit cell:
a: 80.487Å b: 80.487Å c: 37.939Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.219 0.219 0.264
Expression system: Not provided

Quick links

Citations

2 review citations

Insulin structure and function.
Mayer et al. (2007)
1 more