› 1gag

X-ray diffraction
2.7Å resolution

CRYSTAL STRUCTURE OF THE INSULIN RECEPTOR KINASE IN COMPLEX WITH A BISUBSTRATE INHIBITOR

Released:
DOI: 10.2210/pdb1gag/pdb
PDB entry 1gag coloured by chain, front view.
PDB entry 1gag coloured by chain, side view.
PDB entry 1gag coloured by chain, top view.
Source organism: Homo sapiens
Primary publication:
Mechanism-based design of a protein kinase inhibitor.
Parang K, Till JH, Ablooglu AJ, Kohanski RA, Hubbard SR, Cole PA
Nat Struct Biol 8 37-41 (2001)
PMID: 11135668

Function and Biology Details

Reaction catalysed: 
ATP + a [protein]-L-tyrosine = ADP + a [protein]-L-tyrosine phosphate
Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assemblies composition:
hetero dimer (preferred)
hetero tetramer
Assembly name:
PDBe Complex ID:
PDB-CPX-138936 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Insulin receptor subunit beta Chain: A
Molecule details ›
Chain: A
Length: 306 amino acids
Theoretical weight: 35.03 KDa
Source organism: Homo sapiens
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: P06213 (Residues: 1005-1310; Coverage: 23%)
Gene name: INSR
Sequence domains: Protein tyrosine and serine/threonine kinase
Structure domains:
BISUBSTRATE PEPTIDE INHIBITOR Chain: B
Molecule details ›
Chain: B
Length: 13 amino acids
Theoretical weight: 1.32 KDa
Source organism: Homo sapiens
Expression system: Not provided

Ligands and Environments

2 bound ligands:
Ligand MG 2 x MG
Ligand 112 1 x 112
1 modified residue:
Ligand PTR 3 x PTR

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P3221
Unit cell:
a: 66.3Å b: 66.3Å c: 138.1Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.214 0.214 0.269
Expression systems:
  • Spodoptera frugiperda
  • Not provided

Quick links

Citations

24 review citations

Structural biology of insulin and IGF1 receptors: implications for drug design.
De Meyts et al. (2002)
23 more

15 mentions without citation

Catalytic mechanisms and regulation of protein kinases.
Wang et al. (2014)
14 more