8HD0

Cell divisome sPG hydrolysis machinery FtsEX-EnvC

• PDB DOI: https://doi.org/10.2210/pdb8HD0/pdb
• EM Map EMD-34668: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Escherichia coli K-12
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 
• Membrane Protein: Yes  PDBTM


• Deposited: 2022-11-03 Released: 2023-11-08 
• Deposition Author(s): Zhang, Z., Chen, Y.
• Funding Organization(s): National Natural Science Foundation of China (NSFC), Ministry of Science and Technology (MoST, China)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.11 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structural insight into the septal peptidoglycan hydrolysis machinery of bacterial cell division

Zhang, Z., Dong, H., Chen, Y.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 5-mer - A2B2C1 Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Hetero 4-mer - A2B2 

Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Hetero 4-mer - A2B2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 173.79 kDa 
• Atom Count: 9,096 
• Modelled Residue Count: 1,414 
• Deposited Residue Count: 1,567 
• Unique protein chains: 3

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cell division ATP-binding protein FtsE	A, B	222	Escherichia coli K-12	Mutation(s): 1  Gene Names: ftsE, b3463, JW3428 Membrane Entity: Yes
UniProt
Find proteins for P0A9R7 (Escherichia coli (strain K12)) Explore P0A9R7  Go to UniProtKB:  P0A9R7

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Cell division protein FtsX	C, D	352	Escherichia coli K-12	Mutation(s): 0  Gene Names: ftsX, ftsS, b3462, JW3427 Membrane Entity: Yes
UniProt
Find proteins for P0AC30 (Escherichia coli (strain K12)) Explore P0AC30  Go to UniProtKB:  P0AC30

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Murein hydrolase activator EnvC	E	419	Escherichia coli K-12	Mutation(s): 0  Gene Names: envC, yibP, b3613, JW5646 Membrane Entity: Yes
UniProt
Find proteins for P37690 (Escherichia coli (strain K12)) Explore P37690  Go to UniProtKB:  P37690

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ATP (Subject of Investigation/LOI)	F [auth A], G [auth B]	ADENOSINE-5'-TRIPHOSPHATE C10 H16 N5 O13 P3 ZKHQWZAMYRWXGA-KQYNXXCUSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.11 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX
RECONSTRUCTION	cryoSPARC

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-11-08 
Deposition Author(s): Zhang, Z., Chen, Y.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	31800052
Ministry of Science and Technology (MoST, China)	China	2018YFA093200

Revision History  

• Version 1.0: 2023-11-08
  Type: Initial release