7C78 | pdb_00007c78

The crystal structure of type I-F anti-crispr protein AcrIF9

• PDB DOI: https://doi.org/10.2210/pdb7C78/pdb

• Classification: VIRAL PROTEIN
• Organism(s): Photobacterium damselae
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2020-05-24 Released: 2021-05-26 
• Deposition Author(s): Niu, Y., Feng, Y.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.98 Å
• R-Value Free: 
  0.237 (Depositor), 0.246 (DCC) 
• R-Value Work: 
  0.210 (Depositor), 0.224 (DCC) 
• R-Value Observed: 
  0.211 (Depositor) 

Literature

The crystal structure of type I-F anti-crispr protein AcrIF9

Niu, Y., Feng, Y.

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: 7.96 kDa 
• Atom Count: 604 
• Modeled Residue Count: 69 
• Deposited Residue Count: 70 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
AcrIF9	A	70	Photobacterium damselae	Mutation(s): 0  Gene Names: BST98_20680

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.98 Å
• R-Value Free:  0.237 (Depositor), 0.246 (DCC) 
• R-Value Work:  0.210 (Depositor), 0.224 (DCC) 
• R-Value Observed: 0.211 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 47.899	α = 90
b = 57.806	β = 90
c = 27.299	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
AutoSol	phasing

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2021-05-26 
Deposition Author(s): Niu, Y., Feng, Y.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	31822012

Revision History  

• Version 1.0: 2021-05-26
  Type: Initial release
  
• Version 1.1: 2024-03-27
  Changes: Data collection, Database references