3KWL

Crystal structure of a hypothetical protein from Helicobacter pylori

• PDB DOI: https://doi.org/10.2210/pdb3KWL/pdb

• Classification: UNKNOWN FUNCTION
• Organism(s): Helicobacter pylori
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2009-12-01 Released: 2010-12-01 
• Deposition Author(s): Lam, R., Thompson, C.M., Vodsedalek, J., Lam, K., Romanov, V., Battaile, K.P., Beletskaya, I., Gordon, E., Pai, E.F., Chirgadze, N.Y.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.94 Å
• R-Value Free: 
  0.219 (Depositor), 0.224 (DCC) 
• R-Value Work: 
  0.179 (Depositor), 0.185 (DCC) 
• R-Value Observed: 
  0.181 (Depositor) 

Literature

Crystal structure of a hypothetical protein from Helicobacter pylori

Lam, R., Thompson, C.M., Vodsedalek, J., Lam, K., Romanov, V., Battaile, K.P., Beletskaya, I., Gordon, E., Pai, E.F., Chirgadze, N.Y.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 60.12 kDa 
• Atom Count: 4,388 
• Modelled Residue Count: 498 
• Deposited Residue Count: 514 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
uncharacterized protein	A	514	Helicobacter pylori	Mutation(s): 0  Gene Names: HPAG1_0444

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.94 Å
• R-Value Free:  0.219 (Depositor), 0.224 (DCC) 
• R-Value Work:  0.179 (Depositor), 0.185 (DCC) 
• R-Value Observed: 0.181 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 47.623	α = 90
b = 95.099	β = 109.14
c = 65.048	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
SHARP	phasing
DM	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
JDirector	data collection
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-12-01 
Deposition Author(s): Lam, R., Thompson, C.M., Vodsedalek, J., Lam, K., Romanov, V., Battaile, K.P., Beletskaya, I., Gordon, E., Pai, E.F., Chirgadze, N.Y.

Revision History  

• Version 1.0: 2010-12-01
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2017-11-01
  Changes: Refinement description
• Version 1.3: 2024-10-30
  Changes: Data collection, Database references, Derived calculations, Structure summary