9EUJ | pdb_00009euj

Cryo-EM structure of Staphylococcus aureus bacteriophage phi812 baseplate in the post-contraction state - sheath initiator, wedge module, inner tripod, arm segment, and proximal tail sheath proteins

• PDB DOI: https://doi.org/10.2210/pdb9EUJ/pdb
• EM Map EMD-19972: EMDB EMDataResource

• Classification: VIRUS
• Organism(s): Staphylococcus phage 812
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2024-03-27 Released: 2025-04-09 
• Deposition Author(s): Binovsky, J., Siborova, M., Baska, R., Pichel-Beleiro, A., Skubnik, K., Novacek, J., van Raaij, M.J., Plevka, P.
• Funding Organization(s): European Research Council (ERC), Other government

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 4.00 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Cell attachment and tail contraction of S. aureus phage phi812

Binovsky, J., Siborova, M., Baska, R., Pichel-Beleiro, A., Skubnik, K., Novacek, J., van Raaij, M.J., Plevka, P.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C6  (Explore in 3D)
Global Stoichiometry: Hetero 84-mer - A36B18C12D6E6F6 Pseudo Symmetry: Cyclic - C6  (Explore in 3D)
Pseudo Stoichiometry: Hetero 84-mer - A36B18C6D6E6F6G6 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 1,018.23 kDa 
• Atom Count: 56,898 
• Modeled Residue Count: 7,232 
• Deposited Residue Count: 9,121 
• Unique protein chains: 6

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Baseplate protein	A [auth H]	194	Staphylococcus phage 812	Mutation(s): 0  Gene Names: 812_119, 812_121, 812a_121, 812F1_121, K1/420_121, K1_121
UniProt
Find proteins for A0A0U1WGQ5 (Staphylococcus phage 812) Explore A0A0U1WGQ5  Go to UniProtKB:  A0A0U1WGQ5

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Major tail sheath protein	B [auth I], C [auth J], D [auth K], E [auth L], F [auth M], G [auth N]	587	Staphylococcus phage 812	Mutation(s): 0
UniProt
Find proteins for A0A0U1WZ79 (Staphylococcus phage 812) Explore A0A0U1WZ79  Go to UniProtKB:  A0A0U1WZ79

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Baseplate wedge subunit	H [auth A]	234	Staphylococcus phage 812	Mutation(s): 0
UniProt
Find proteins for A0A0U1UXD7 (Staphylococcus phage 812) Explore A0A0U1UXD7  Go to UniProtKB:  A0A0U1UXD7

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
Baseplate component	I [auth B], J [auth C]	348	Staphylococcus phage 812	Mutation(s): 0
UniProt
Find proteins for A0A0U1WF63 (Staphylococcus phage 812) Explore A0A0U1WF63  Go to UniProtKB:  A0A0U1WF63

Entity ID: 5
Molecule	Chains	Sequence Length	Organism	Details	Image
TmpF	K [auth D]	1,019	Staphylococcus phage 812	Mutation(s): 0
UniProt
Find proteins for A0A0U1WGD3 (Staphylococcus phage 812) Explore A0A0U1WGD3  Go to UniProtKB:  A0A0U1WGD3

Entity ID: 6
Molecule	Chains	Sequence Length	Organism	Details	Image
DUF4815 domain-containing protein	L [auth E], M [auth F], N [auth G]	1,152	Staphylococcus phage 812	Mutation(s): 0

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 4.00 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
RECONSTRUCTION	RELION	4.0
MODEL REFINEMENT	PHENIX

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-04-09 
Deposition Author(s): Binovsky, J., Siborova, M., Baska, R., Pichel-Beleiro, A., Skubnik, K., Novacek, J., van Raaij, M.J., Plevka, P.

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Funding Organization	Location	Grant Number
European Research Council (ERC)	European Union	101043452
Other government	Czech Republic	LX22NP05103

Revision History  

• Version 1.0: 2025-04-09
  Type: Initial release