8UUS | pdb_00008uus

Structure of Serratia proteamaculans antifeeding prophage Fibre foot domain (AfpX13)

• PDB DOI: https://doi.org/10.2210/pdb8UUS/pdb

• Classification: STRUCTURAL PROTEIN
• Organism(s): Serratia proteamaculans
• Expression System: Escherichia coli K-12
• Mutation(s): No 


• Deposited: 2023-11-01 Released: 2025-03-19 
• Deposition Author(s): Young, P.G., Hurst, M.R.H.
• Funding Organization(s): Ministry of Business, Innovation and Employment (New Zealand)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.47 Å
• R-Value Free: 
  0.224 (Depositor), 0.224 (DCC) 
• R-Value Work: 
  0.193 (Depositor), 0.194 (DCC) 
• R-Value Observed: 
  0.195 (Depositor) 

Starting Model: experimental

Literature

Structure of Serratia entomophila antifeeding prophage Fibre foot domain (Afp13)

Young, P.G., Hurst, M.R.H.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Macromolecule Content 

• Total Structure Weight: 51.64 kDa 
• Atom Count: 3,765 
• Modeled Residue Count: 485 
• Deposited Residue Count: 498 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Antifeeding Prophage (Tailocin) fibre	A, B, C	166	Serratia proteamaculans	Mutation(s): 0
UniProt
Find proteins for A0A2R2Q2I2 (Serratia proteamaculans) Explore A0A2R2Q2I2  Go to UniProtKB:  A0A2R2Q2I2

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CIT	F [auth B]	CITRIC ACID C6 H8 O7 KRKNYBCHXYNGOX-UHFFFAOYSA-N
GOL	E [auth A], G [auth B], H [auth C]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
NH4	D [auth A]	AMMONIUM ION H4 N QGZKDVFQNNGYKY-UHFFFAOYSA-O

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.47 Å
• R-Value Free:  0.224 (Depositor), 0.224 (DCC) 
• R-Value Work:  0.193 (Depositor), 0.194 (DCC) 
• R-Value Observed: 0.195 (Depositor) 

Space Group: P 2 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 59.113	α = 90
b = 68.241	β = 90
c = 111.29	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-03-19 
Deposition Author(s): Young, P.G., Hurst, M.R.H.

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Funding Organization	Location	Grant Number
Ministry of Business, Innovation and Employment (New Zealand)	New Zealand	C10X1805

Revision History  

• Version 1.0: 2025-03-19
  Type: Initial release