9MX4 | pdb_00009mx4

Apo EcHerA Hexamer Assembly

PDB DOI: https://doi.org/10.2210/pdb9MX4/pdb
EM Map EMD-48709: EMDB EMDataResource

Classification: ANTIVIRAL PROTEIN
Organism(s): Escherichia coli
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2025-01-17 Released: 2026-09-09
Deposition Author(s): Rish, A.D., Fu, T., Fosuah, E.
Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.56 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 9MX4

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

Literature

Structure of apo hexamer EcHerA from the HerA-DUF antiviral defense system

Rish, A.D., Fu, T., Fosuah, E.

To be published.

Macromolecule Content

Total Structure Weight: 389.22 kDa
Atom Count: 26,605
Modeled Residue Count: 3,324
Deposited Residue Count: 3,426
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
HerA	A, B, C, D, E A, B, C, D, E, F	571	Escherichia coli	Mutation(s): 0
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 2.56 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.21_5207

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-09-09

Deposition Author(s):

Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	13854699

Revision History (Full details and data files)

Version 1.0: 2026-09-09
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.