3QLG

Crystal structure of the L317I mutant of the C-src tyrosine kinase domain complexed with dasatinib

• PDB DOI: https://doi.org/10.2210/pdb3QLG/pdb

• Classification: TRANSFERASE
• Organism(s): Gallus gallus
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2011-02-02 Released: 2012-02-08 
• Deposition Author(s): Boubeva, R., Pernot, L., Perozzo, R., Scapozza, L.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.75 Å
• R-Value Free: 0.269 
• R-Value Work: 0.200 
• R-Value Observed: 0.203 

Literature

A single amino-acid dictates the dynamics of the switch between active and inactive C-src conformation

Boubeva, R., Pernot, L., Cristiani, A., Moretti, L., Berteotti, A., Perozzo, R., Gervasio, F., Scapozza, L.

To be published.

Biological Assembly 1  

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

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

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 66.43 kDa 
• Atom Count: 4,350 
• Modelled Residue Count: 519 
• Deposited Residue Count: 572 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Proto-oncogene tyrosine-protein kinase Src	A, B	286	Gallus gallus	Mutation(s): 1  Gene Names: SRC EC: 2.7.10.2
UniProt
Find proteins for P00523 (Gallus gallus) Explore P00523  Go to UniProtKB:  P00523

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
1N1	C [auth A], D [auth B]	N-(2-CHLORO-6-METHYLPHENYL)-2-({6-[4-(2-HYDROXYETHYL)PIPERAZIN-1-YL]-2-METHYLPYRIMIDIN-4-YL}AMINO)-1,3-THIAZOLE-5-CARBOXAMIDE C22 H26 Cl N7 O2 S ZBNZXTGUTAYRHI-UHFFFAOYSA-N

Binding Affinity Annotations
ID	Source	Binding Affinity
1N1	BindingDB:  3QLG	Kd: min: 0.07, max: 11 (nM) from 4 assay(s)
		IC50: min: 0.3, max: 480 (nM) from 16 assay(s)

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.75 Å
• R-Value Free: 0.269 
• R-Value Work: 0.200 
• R-Value Observed: 0.203 
• Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42.261	α = 100.74
b = 63.494	β = 90.18
c = 74.445	γ = 90

Software Package:

Software Name	Purpose
PHASER	phasing
PHENIX	refinement
MOSFLM	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-02-08 
Deposition Author(s): Boubeva, R., Pernot, L., Perozzo, R., Scapozza, L.

Revision History  

• Version 1.0: 2012-02-08
  Type: Initial release
  
• Version 1.1: 2023-09-13
  Changes: Data collection, Database references, Derived calculations, Refinement description