Macromolecule Content

Total Structure Weight: 291.45 kDa
Atom Count: 8885
Modelled Residue Count: 1082
Deposited Residue Count: 2616
Unique protein chains: 1

3LZB

EGFR kinase domain complexed with an imidazo[2,1-b]thiazole inhibitor

PDB DOI: 10.2210/pdb3LZB/pdb

Classification: TRANSFERASE/TRANSFERASE INHIBITOR
Organism(s): Homo sapiens
Expression System: Spodoptera frugiperda
Mutation(s): Yes

Deposited: 2010-03-01 Released: 2011-03-02
Deposition Author(s): Swinger, K.K.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.70 Å
R-Value Free: 0.257
R-Value Work: 0.204
R-Value Observed: 0.206

wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.2 of the entry. See complete history.

Literature

Imidazo[2,1-b]thiazoles: multitargeted inhibitors of both the insulin-like growth factor receptor and members of the epidermal growth factor family of receptor tyrosine kinases.

Fidanze, S.D., Erickson, S.A., Wang, G.T., Mantei, R., Clark, R.F., Sorensen, B.K., Bamaung, N.Y., Kovar, P., Johnson, E.F., Swinger, K.K., Stewart, K.D., Zhang, Q., Tucker, L.A., Pappano, W.N., Wilsbacher, J.L., Wang, J., Sheppard, G.S., Bell, R.L., Davidsen, S.K., Hubbard, R.D.

(2010) Bioorg Med Chem Lett 20: 2452-2455

PubMed: 20346655 Search on PubMed
DOI: 10.1016/j.bmcl.2010.03.015
Primary Citation of Related Structures:
3LZB

PubMed Abstract:

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Epidermal growth factor receptor	A, B, C, D, E, F, G, H A, B, C, D, E, F, G, H	327	Homo sapiens	Mutation(s): 1 Gene Names: EGFR, ERBB1, ERBB, HER1 EC: 2.7.10.1
UniProt & NIH Common Fund Data Resources
Find proteins for P00533 (Homo sapiens) Explore P00533 Go to UniProtKB: P00533
PHAROS: P00533
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P00533
Protein Feature View Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
ITI Query on ITI Download Ideal Coordinates CCD File SDF format, chain I [auth A] SDF format, chain J [auth B] SDF format, chain K [auth C] SDF format, chain L [auth D] MOL2 format, chain I [auth A] MOL2 format, chain J [auth B] MOL2 format, chain K [auth C] MOL2 format, chain L [auth D]	I [auth A], J [auth B], K [auth C], L [auth D]	N-[3-(5-{2-[(4-morpholin-4-ylphenyl)amino]pyrimidin-4-yl}imidazo[2,1-b][1,3]thiazol-6-yl)phenyl]-2-phenylacetamide C₃₃ H₂₉ N₇ O₂ S BFTPDUXUTFGDLP-UHFFFAOYSA-N		Ligand Interaction

Binding Affinity Annotations
ID	Source	Binding Affinity
ITI	BindingDB: 3LZB	Ki: 32 (nM) from 1 assay(s)
ITI	PDBBind: 3LZB	IC50: 63 (nM) from 1 assay(s)

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.70 Å
R-Value Free: 0.257
R-Value Work: 0.204
R-Value Observed: 0.206
Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 85.586	α = 90
b = 70.874	β = 109.36
c = 115.182	γ = 90

Software Package:

Software Name	Purpose
MAR345dtb	data collection
PHASER	phasing
BUSTER-TNT	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

View Full Validation Report

Ligand Structure Quality Assessment

Entry History

Deposition Data

Deposited Date: 2010-03-01
Released Date: 2011-03-02

Deposition Author(s):

Revision History (Full details and data files)

Version 1.0: 2011-03-02
Type: Initial release
Version 1.1: 2011-07-13
Changes: Version format compliance
Version 1.2: 2021-10-13
Changes: Database references, Derived calculations

RCSB PDB is funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.