8ALU

Crystal structure of the teichoic acid binding domain of SlpA, S-layer protein from Lactobacillus acidophilus (aa. 314-444)

• PDB DOI: https://doi.org/10.2210/pdb8ALU/pdb

• Classification: CELL ADHESION
• Organism(s): Lactobacillus acidophilus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2022-08-01 Released: 2023-08-16 
• Deposition Author(s): Eder, M., Dordic, A., Sagmeister, T., Vejzovic, D., Pavkov-Keller, T.
• Funding Organization(s): Austrian Science Fund

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.09 Å
• R-Value Free: 0.260 
• R-Value Work: 0.208 
• R-Value Observed: 0.213 

Literature

The binding of the lactobacilli S-layer protein to the bacterial cell through interaction with teichoic acids

Sagmeister, T., Eder, M., Gubensaek, N., Dordic, A., Grininger, C., Damisch, E., Vejzovic, D., Codee, J., Pavkov-Keller, T.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 15.02 kDa 
• Atom Count: 1,100 
• Modelled Residue Count: 131 
• Deposited Residue Count: 131 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
S-layer protein	A	131	Lactobacillus acidophilus	Mutation(s): 0  Gene Names: CXB72_00965
UniProt
Find proteins for P35829 (Lactobacillus acidophilus (strain ATCC 700396 / NCK56 / N2 / NCFM)) Explore P35829  Go to UniProtKB:  P35829

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PO4 (Subject of Investigation/LOI)	B [auth A], C [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.09 Å
• R-Value Free: 0.260 
• R-Value Work: 0.208 
• R-Value Observed: 0.213 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 80.43	α = 90
b = 27.05	β = 91.046
c = 61.89	γ = 90

Software Package:

Software Name	Purpose
XDS	data reduction
PHENIX	refinement
PHENIX	phasing
Coot	model building
autoPROC	data processing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-08-16 
Deposition Author(s): Eder, M., Dordic, A., Sagmeister, T., Vejzovic, D., Pavkov-Keller, T.

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Funding Organization	Location	Grant Number
Austrian Science Fund	Austria	P29432

Revision History  

• Version 1.0: 2023-08-16
  Type: Initial release