9USU | pdb_00009usu

Two interacting D13 trimers at mode I interface in Twister assembly

PDB DOI: https://doi.org/10.2210/pdb9USU/pdb
EM Map EMD-64471: EMDB EMDataResource

Classification: VIRAL PROTEIN
Organism(s): Orthopoxvirus vaccinia
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2025-05-02 Released: 2026-08-05
Deposition Author(s): Kim, S.M., Jang, Y.T.
Funding Organization(s): National Research Foundation (NRF, Korea)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 2.90 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 9USU

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

Literature

Structures of in vitro assembly products of poxvirus scaffolding protein reveal transition from pre-assembly state to fully assembled scaffold

Jang, Y.T., Kim, S.M., Lee, S.N., Ryu, B.H., Jeong, H.S., Kang, E.S., Sul, J.H., Kim, Y.H., Jo, D.G., Hyun, J.K.

To be published.

Macromolecule Content

Total Structure Weight: 372.12 kDa
Atom Count: 25,296
Modeled Residue Count: 3,180
Deposited Residue Count: 3,312
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Scaffold protein OPG125	A, B, C, D, E A, B, C, D, E, F	552	Orthopoxvirus vaccinia	Mutation(s): 0 Gene Names: OPG125, MVA110L, ACAM3000_MVA_110
UniProt
Find proteins for Q76ZR4 (Vaccinia virus (strain Ankara)) Explore Q76ZR4 Go to UniProtKB: Q76ZR4
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	Q76ZR4
Sequence Annotations Expand
Reference Sequence

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 2.90 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.20.1_4487

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-08-05

Deposition Author(s):

Funding Organization	Location	Grant Number
National Research Foundation (NRF, Korea)	Korea, Republic Of	--

Revision History (Full details and data files)

Version 1.0: 2026-08-05
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.