3I81

Crystal structure of insulin-like growth factor 1 receptor (IGF-1R-WT) complex with BMS-754807 [1-(4-((5-cyclopropyl-1H-pyrazol-3-yl)amino)pyrrolo[2,1-f][1,2,4]triazin-2-yl)-N-(6-fluoro-3-pyridinyl)-2-methyl-L-prolinamide]

• PDB DOI: https://doi.org/10.2210/pdb3I81/pdb

• Classification: HORMONE
• Organism(s): Homo sapiens
• Expression System: Spodoptera frugiperda
• Mutation(s): No 


• Deposited: 2009-07-09 Released: 2009-12-22 
• Deposition Author(s): Sack, J.S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.08 Å
• R-Value Free: 0.265 
• R-Value Work: 0.221 

Literature

Discovery of a 2,4-disubstituted pyrrolo[1,2-f][1,2,4]triazine inhibitor (BMS-754807) of insulin-like growth factor receptor (IGF-1R) kinase in clinical development.

Wittman, M.D., Carboni, J.M., Yang, Z., Lee, F.Y., Antman, M., Attar, R., Balimane, P., Chang, C., Chen, C., Discenza, L., Frennesson, D., Gottardis, M.M., Greer, A., Hurlburt, W., Johnson, W., Langley, D.R., Li, A., Li, J., Liu, P., Mastalerz, H., Mathur, A., Menard, K., Patel, K., Sack, J., Sang, X., Saulnier, M., Smith, D., Stefanski, K., Trainor, G., Velaparthi, U., Zhang, G., Zimmermann, K., Vyas, D.M.

(2009) J Med Chem 52: 7360-7363

• PubMed: 19778024 
• DOI: https://doi.org/10.1021/jm900786r
• Primary Citation of Related Structures:  
  3I81


• PubMed Abstract: 
  

  This report describes the biological activity, characterization, and SAR leading to 9d (BMS-754807) a small molecule IGF-1R kinase inhibitor in clinical development.

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Organizational Affiliation: 

Bristol-Myers Squibb Co, Wallingford, Connecticut 06492, USA.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 36.37 kDa 
• Atom Count: 2,583 
• Modelled Residue Count: 296 
• Deposited Residue Count: 315 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Insulin-like growth factor 1 receptor	A	315	Homo sapiens	Mutation(s): 0  Gene Names: IGF1R EC: 2.7.1.112 (PDB Primary Data), 2.7.10.1 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for P08069 (Homo sapiens) Explore P08069  Go to UniProtKB:  P08069
PHAROS:  P08069 GTEx:  ENSG00000140443

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EBI	B [auth A]	1-{4-[(3-cyclopropyl-1H-pyrazol-5-yl)amino]pyrrolo[2,1-f][1,2,4]triazin-2-yl}-N-(6-fluoropyridin-3-yl)-2-methyl-L-proli namide C23 H24 F N9 O LQVXSNNAFNGRAH-QHCPKHFHSA-N

Binding Affinity Annotations
ID	Source	Binding Affinity
EBI	PDBBind:  3I81	IC50: 13 (nM) from 1 assay(s)
	BindingDB:  3I81	IC50: 2 (nM) from 1 assay(s)

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.08 Å
• R-Value Free: 0.265 
• R-Value Work: 0.221 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 107.366	α = 90
b = 41.097	β = 120.57
c = 78.816	γ = 90

Software Package:

Software Name	Purpose
BUSTER	refinement
DENZO	data reduction
SCALEPACK	data scaling
BUSTER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-12-22 
Deposition Author(s): Sack, J.S.

Revision History  

• Version 1.0: 2009-12-22
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2017-11-01
  Changes: Refinement description
• Version 1.3: 2024-02-21
  Changes: Data collection, Database references, Derived calculations, Structure summary