2F6S

Structure of cell filamentation protein (fic) from Helicobacter pylori

• PDB DOI: https://doi.org/10.2210/pdb2F6S/pdb

• Classification: STRUCTURAL GENOMICS, UNKNOWN FUNCTION
• Organism(s): Helicobacter pylori 26695
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2005-11-29 Released: 2006-01-10 
• Deposition Author(s): Cuff, M.E., Xu, X., Zheng, H., Edwards, A., Savchenko, A., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.215 
• R-Value Work: 0.169 
• R-Value Observed: 0.171 

Literature

Structure of cell filamentation protein (fic) from Helicobacter pylori

Cuff, M.E., Xu, X., Zheng, H., Edwards, A., Savchenko, A., Joachimiak, A.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Macromolecule Content

• Total Structure Weight: 47.25 kDa 
• Atom Count: 3,177 
• Modelled Residue Count: 360 
• Deposited Residue Count: 402 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
cell filamentation protein, putative	A, B	201	Helicobacter pylori 26695	Mutation(s): 4  Gene Names: fic
UniProt
Find proteins for O25774 (Helicobacter pylori (strain ATCC 700392 / 26695)) Explore O25774  Go to UniProtKB:  O25774

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PO4	D [auth A], F [auth B]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
ZN	C [auth A], E [auth B]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A, B	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.215 
• R-Value Work: 0.169 
• R-Value Observed: 0.171 
• Space Group: P 6₅

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 86.14	α = 90
b = 86.14	β = 90
c = 164.892	γ = 120

Software Package:

Software Name	Purpose
SBC-Collect	data collection
HKL-2000	data reduction
HKL-2000	data scaling
SHELX	model building
CCP4	model building
MLPHARE	phasing
DM	model building
O	model building
RESOLVE	model building
Coot	model building
REFMAC	refinement
HKL-3000	phasing
SHELX	phasing
CCP4	phasing
DM	phasing
RESOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-01-10 
Deposition Author(s): Cuff, M.E., Xu, X., Zheng, H., Edwards, A., Savchenko, A., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2006-01-10
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Advisory, Source and taxonomy, Version format compliance
• Version 1.3: 2017-10-18
  Changes: Refinement description
• Version 1.4: 2022-12-21
  Changes: Database references, Derived calculations