7XOL

Cryo-EM structure of single empty ring 2 (SER2) of GroEL-UGT1A complex at 3.2 Ang. resolution

• PDB DOI: https://doi.org/10.2210/pdb7XOL/pdb
• EM Map EMD-33351: EMDB EMDataResource

• Classification: CHAPERONE
• Organism(s): Escherichia coli
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2022-05-01 Released: 2023-05-03 
• Deposition Author(s): Stapleton, K., Takagi, J., Mizohata, E.
• Funding Organization(s): Japan Agency for Medical Research and Development (AMED), Japan Society for the Promotion of Science (JSPS), Japan Science and Technology, Ministry of Education, Culture, Sports, Science and Technology (Japan), New Energy and Industrial Technology Development Organization (NEDO)

---

Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.26 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Unmasking GroEL: Structure, dynamics, and substrate binding revealed by single-particle cryo-EM

Stapleton, K.M., Mizobata, T., Miyazaki, N., Takatsuji, T., Kato, T., Iwasaki, K., Standley, D.M., Kawamura, T., Nakane, T., Takagi, J., Mizohata, E.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D7  (Explore in 3D)
Global Stoichiometry: Homo 14-mer - A14 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 801.65 kDa 
• Atom Count: 53,970 
• Modelled Residue Count: 7,336 
• Deposited Residue Count: 7,658 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Chaperonin GroEL	A, B, C, D, E, F, G, H, I, J, K, L, M, N	547	Escherichia coli	Mutation(s): 0  Gene Names: groEL, groL, mopA, b4143, JW4103 EC: 5.6.1.7
UniProt
Find proteins for P0A6F5 (Escherichia coli (strain K12)) Explore P0A6F5  Go to UniProtKB:  P0A6F5

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.26 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
RECONSTRUCTION	RELION	3.1
MODEL REFINEMENT	PHENIX	1.19.2-4158

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-05-03 
Deposition Author(s): Stapleton, K., Takagi, J., Mizohata, E.

---

Funding Organization	Location	Grant Number
Japan Agency for Medical Research and Development (AMED)	Japan	21am0101075
Japan Agency for Medical Research and Development (AMED)	Japan	22ama121025j0001
Japan Agency for Medical Research and Development (AMED)	Japan	JP21am0101066
Japan Society for the Promotion of Science (JSPS)	Japan	JP19K06513
Japan Science and Technology	Japan	JPMJPR17GB
Ministry of Education, Culture, Sports, Science and Technology (Japan)	Japan	19H05780
New Energy and Industrial Technology Development Organization (NEDO)	Japan	JPNP18016

Revision History  

• Version 1.0: 2023-05-03
  Type: Initial release
  
• Version 1.1: 2024-07-03
  Changes: Data collection