8K4M

Anti CRISPR protein, AcrIIA13b

• PDB DOI: https://doi.org/10.2210/pdb8K4M/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Staphylococcus haemolyticus
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2023-07-19 Released: 2024-07-24 
• Deposition Author(s): Lee, S.Y., Park, H.H.
• Funding Organization(s): National Research Foundation (NRF, Korea)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.53 Å
• R-Value Free: 0.237 
• R-Value Work: 0.214 
• R-Value Observed: 0.215 

Starting Model: in silico

Literature

Structure of AcrIIA13b at 1.53 Angstroms resolution.

Lee, S.Y., Park, H.H.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: light scattering

Macromolecule Content

• Total Structure Weight: 16.33 kDa 
• Atom Count: 1,124 
• Modelled Residue Count: 124 
• Deposited Residue Count: 137 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Anti CRISPR protein	A	137	Staphylococcus haemolyticus	Mutation(s): 0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.53 Å
• R-Value Free: 0.237 
• R-Value Work: 0.214 
• R-Value Observed: 0.215 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 102.51	α = 90
b = 37.47	β = 103.29
c = 37.09	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-07-24 
Deposition Author(s): Lee, S.Y., Park, H.H.

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Funding Organization	Location	Grant Number
National Research Foundation (NRF, Korea)	Korea, Republic Of	--

Revision History  

• Version 1.0: 2024-07-24
  Type: Initial release