26ZN | pdb_000026zn

Cryo-EM structure of human phosphorylate ATR-ATRIP complex with ATPgammaS

PDB DOI: https://doi.org/10.2210/pdb26ZN/pdb
EM Map EMD-80998: EMDB EMDataResource

Classification: DNA BINDING PROTEIN
Organism(s): Homo sapiens
Expression System: Spodoptera frugiperda
Mutation(s): No

Deposited: 2026-05-21 Released: 2026-08-26
Deposition Author(s): Wang, L., Wang, M., Zhao, L., Rao, Q., Wu, H., Ma, B., Wang, J., Zheng, J., Li, Y., Xu, Y., Guo, J., Cheng, J., Qiao, S.
Funding Organization(s): Ministry of Science and Technology (MoST, China)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.50 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 26ZN

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

Literature

Cryo-EM structure of human phosphorylate ATR-ATRIP complex with ATPgammaS

Wang, L., Wang, M., Zhao, L., Rao, Q., Wu, H., Ma, B., Wang, J., Zheng, J., Li, Y., Xu, Y., Guo, J., Cheng, J., Qiao, S.

To be published.

Macromolecule Content

Total Structure Weight: 776.67 kDa
Atom Count: 45,510
Modeled Residue Count: 5,694
Deposited Residue Count: 6,870
Unique protein chains: 2

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Serine/threonine-protein kinase ATR	A, B	2,644	Homo sapiens	Mutation(s): 0 Gene Names: ATR, FRP1 EC: 2.7.11.1
UniProt & NIH Common Fund Data Resources
Find proteins for Q13535 (Homo sapiens) Explore Q13535 Go to UniProtKB: Q13535
PHAROS: Q13535 GTEx: ENSG00000175054
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q13535
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
ATR-interacting protein	C, D	791	Homo sapiens	Mutation(s): 0 Gene Names: ATRIP, AGS1
UniProt & NIH Common Fund Data Resources
Find proteins for Q8WXE1 (Homo sapiens) Explore Q8WXE1 Go to UniProtKB: Q8WXE1
PHAROS: Q8WXE1 GTEx: ENSG00000164053
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q8WXE1
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
AGS Query on AGS Download:Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain H [auth B] MOL2 format, chain E [auth A] MOL2 format, chain H [auth B] mmCIF format, chain E [auth A] mmCIF format, chain H [auth B]	E [auth A], H [auth B]	PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER C₁₀ H₁₆ N₅ O₁₂ P₃ S NLTUCYMLOPLUHL-KQYNXXCUSA-N		Interactions Focus chain E [auth A] Focus chain H [auth B] Interactions & Density Focus chain E [auth A] Focus chain H [auth B]
ZN Query on ZN Download:Ideal Coordinates CCD File SDF format, chain K [auth C] SDF format, chain L [auth D] MOL2 format, chain K [auth C] MOL2 format, chain L [auth D] mmCIF format, chain K [auth C] mmCIF format, chain L [auth D]	K [auth C], L [auth D]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N		Interactions Focus chain K [auth C] Focus chain L [auth D] Interactions & Density Focus chain K [auth C] Focus chain L [auth D]
MG Query on MG Download:Ideal Coordinates CCD File SDF format, chain F [auth A] SDF format, chain G [auth A] SDF format, chain I [auth B] SDF format, chain J [auth B] MOL2 format, chain F [auth A] MOL2 format, chain G [auth A] MOL2 format, chain I [auth B] MOL2 format, chain J [auth B] mmCIF format, chain F [auth A] mmCIF format, chain G [auth A] mmCIF format, chain I [auth B] mmCIF format, chain J [auth B]	F [auth A], G [auth A], I [auth B], J [auth B]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N		Interactions Focus chain F [auth A] Focus chain G [auth A] Focus chain I [auth B] Focus chain J [auth B] Interactions & Density Focus chain F [auth A] Focus chain G [auth A] Focus chain I [auth B] Focus chain J [auth B]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.50 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-08-26

Deposition Author(s):

Funding Organization	Location	Grant Number
Ministry of Science and Technology (MoST, China)	China	2022YFA1303402

Revision History (Full details and data files)

Version 1.0: 2026-08-26
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.