8P91 | pdb_00008p91

Hfq from Chromobacterium haemolyticum; a P6 space group monomer

• PDB DOI: https://doi.org/10.2210/pdb8P91/pdb

• Classification: RNA BINDING PROTEIN
• Organism(s): Chromobacterium haemolyticum
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2023-06-05 Released: 2023-07-26 
• Deposition Author(s): Nikulin, A.D., Lekontseva, N.V.
• Funding Organization(s): Ministry of Education and Science of the Russian Federation

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free: 
  0.188 (Depositor), 0.190 (DCC) 
• R-Value Work: 
  0.155 (Depositor), 0.160 (DCC) 
• R-Value Observed: 
  0.169 (Depositor) 

Starting Model: experimental

Literature

Hfq from Chromobacterium haemolyticum

Nikulin, A.D., Lekontseva, N.V.

(null) Crystallogr Rep 

• DOI: https://doi.org/10.1134/S1063774523600928

Biological Assembly 1  

Global Symmetry: Cyclic - C6  (Explore in 3D)
Global Stoichiometry: Homo 6-mer - A6 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: homology

Macromolecule Content 

• Total Structure Weight: 9.69 kDa 
• Atom Count: 656 
• Modeled Residue Count: 67 
• Deposited Residue Count: 85 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
RNA-binding protein Hfq	A	85	Chromobacterium haemolyticum	Mutation(s): 0  Gene Names: hfq, B0T39_13335, B0T45_12055, CH06BL_33310, DBB33_18715

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free:  0.188 (Depositor), 0.190 (DCC) 
• R-Value Work:  0.155 (Depositor), 0.160 (DCC) 
• R-Value Observed: 0.169 (Depositor) 

Space Group: P 6

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 65.145	α = 90
b = 65.145	β = 90
c = 27.679	γ = 120

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-07-26 
Deposition Author(s): Nikulin, A.D., Lekontseva, N.V.

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Funding Organization	Location	Grant Number
Ministry of Education and Science of the Russian Federation	Russian Federation	--

Revision History  

• Version 1.0: 2023-07-26
  Type: Initial release
  
• Version 1.1: 2024-02-07
  Changes: Data collection, Refinement description
• Version 1.2: 2024-03-13
  Changes: Database references