9WR8 | pdb_00009wr8

EGFR 20ins complexed with Furmonertinib

PDB DOI: https://doi.org/10.2210/pdb9WR8/pdb

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

Deposited: 2025-09-11 Released: 2026-09-16
Deposition Author(s): Liu, Q.F., Jia, Q.Q.
Funding Organization(s): Not funded

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.33 Å
R-Value Free:
0.280 (Depositor), 0.276 (DCC)
R-Value Work:
0.241 (Depositor), 0.242 (DCC)
R-Value Observed:
0.243 (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

EGFR 20ins complex with Furmonertinib

Liu, Q.F., Jia, Q.Q.

To be published.

Macromolecule Content

Total Structure Weight: 152.8 kDa
Atom Count: 9,242
Modeled Residue Count: 1,122
Deposited Residue Count: 1,320
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Epidermal growth factor receptor	A, B, C, D	330	Homo sapiens	Mutation(s): 0 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
A1BYK (Subject of Investigation/LOI) Query on A1BYK Download:Ideal Coordinates CCD File SDF format, chain H [auth D] SDF format, chain G [auth C] SDF format, chain F [auth B] SDF format, chain E [auth A] MOL2 format, chain H [auth D] MOL2 format, chain G [auth C] MOL2 format, chain F [auth B] MOL2 format, chain E [auth A] mmCIF format, chain H [auth D] mmCIF format, chain G [auth C] mmCIF format, chain F [auth B] mmCIF format, chain E [auth A]	E [auth A], F [auth B], G [auth C], H [auth D]	Alflutinib, bound form C₂₈ H₃₃ F₃ N₈ O₂ GAOWQJSMJRWONJ-UHFFFAOYSA-N		Interactions Focus chain E [auth A] Focus chain F [auth B] Focus chain G [auth C] Focus chain H [auth D] Interactions & Density Focus chain E [auth A] Focus chain F [auth B] Focus chain G [auth C] Focus chain H [auth D]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.33 Å
R-Value Free: 0.280 (Depositor), 0.276 (DCC)
R-Value Work: 0.241 (Depositor), 0.242 (DCC)
R-Value Observed: 0.243 (Depositor)

Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 67.3	α = 73.4
b = 70.655	β = 85.04
c = 73.475	γ = 72.45

Software Package:

Software Name	Purpose
REFMAC	refinement
DIALS	data scaling
PHASER	phasing
PDB_EXTRACT	data extraction
XDS	data reduction

Structure Validation

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Ligand Structure Quality Assessment

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-09-16

Deposition Author(s):

Funding Organization	Location	Grant Number
Not funded		--

Revision History (Full details and data files)

Version 1.0: 2026-09-16
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.