9U91 | pdb_00009u91

Complex of compound 31r and EGFR Del19/T790M/C797S/V948R

PDB DOI: https://doi.org/10.2210/pdb9U91/pdb

Classification: TRANSFERASE
Organism(s): Homo sapiens
Expression System: Spodoptera aff. frugiperda 1 BOLD-2017
Mutation(s): Yes

Deposited: 2025-03-26 Released: 2026-04-01
Deposition Author(s): Yun, C.H., Yan, X.E., Hao, J., Zhang, Y.D.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 3.20 Å
R-Value Free:
0.274 (Depositor), 0.265 (DCC)
R-Value Work:
0.226 (Depositor), 0.229 (DCC)
R-Value Observed:
0.231 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

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Ligand Structure Quality Assessment

This is version 1.0 of the entry. See complete history.

Literature

Complex of compound 31r and EGFR Del19/T790M/C797S/V948R

Yun, C.H., Yan, X.E., Hao, J., Zhang, Y.D.

To be published.

Macromolecule Content

Total Structure Weight: 40.11 kDa
Atom Count: 2,196
Modeled Residue Count: 269
Deposited Residue Count: 344
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Epidermal growth factor receptor	A	344	Homo sapiens	Mutation(s): 3 Gene Names: EGFR, ERBB, ERBB1, 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 GTEx: ENSG00000146648
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P00533
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
A1EOG Query on A1EOG Download:Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A] mmCIF format, chain B [auth A]	B [auth A]	N-[6-[[2-[[5-ethyl-2-methoxy-4-[4-(4-methylpiperazin-1-yl)piperidin-1-yl]phenyl]amino]-7H-pyrrolo[2,3-d]pyrimidin-4-yl]amino]quinoxalin-5-yl]-N-methyl-methanesulfonamide C₃₅ H₄₅ N₁₁ O₃ S MWDSMZXSWNYATI-UHFFFAOYSA-N		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 3.20 Å
R-Value Free: 0.274 (Depositor), 0.265 (DCC)
R-Value Work: 0.226 (Depositor), 0.229 (DCC)
R-Value Observed: 0.231 (Depositor)

Space Group: P 6₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 75.806	α = 90
b = 75.806	β = 90
c = 223.681	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
DENZO	data reduction
HKL-3000	data scaling
PHASER	phasing

Structure Validation

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Ligand Structure Quality Assessment

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-04-01

Deposition Author(s):

Funding Organization	Location	Grant Number
Not funded		--

Revision History (Full details and data files)

Version 1.0: 2026-04-01
Type: Initial release

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.