8YO9

structure of phage T4 topoisomerase II gp52 subunit WHD-open state

• PDB DOI: https://doi.org/10.2210/pdb8YO9/pdb
• EM Map EMD-39438: EMDB EMDataResource

• Classification: ISOMERASE
• Organism(s): Escherichia phage T4
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2024-03-13 Released: 2024-09-25 
• Deposition Author(s): Chen, Y.T., Xin, Y.H., Xian, R.Q.
• Funding Organization(s): Chinese Academy of Sciences

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 6.12 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

structure of phage T4 topoisomerase II gp52 subunit WHD-open state

Chen, Y.T., Xin, Y.H., Xian, R.Q.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by (software)

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 103.9 kDa 
• Atom Count: 6,792 
• Modelled Residue Count: 842 
• Deposited Residue Count: 904 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
DNA topoisomerase medium subunit	A, B	452	Escherichia phage T4	Mutation(s): 0  Gene Names: 52 EC: 5.6.2.2
UniProt
Find proteins for P07065 (Enterobacteria phage T4) Explore P07065  Go to UniProtKB:  P07065

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 6.12 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-09-25 
Deposition Author(s): Chen, Y.T., Xin, Y.H., Xian, R.Q.

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Funding Organization	Location	Grant Number
Chinese Academy of Sciences	China	--

Revision History  

• Version 1.0: 2024-09-25
  Type: Initial release