2PLN | pdb_00002pln

Crystal structure analysis of HP1043, an orphan resonse regulator of h. pylori

• PDB DOI: https://doi.org/10.2210/pdb2PLN/pdb

• Classification: SIGNALING PROTEIN
• Organism(s): Helicobacter pylori
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2007-04-20 Released: 2007-05-01 
• Deposition Author(s): Lee, H.M., Kim, D.U., Byun, J.S., Cho, H.S.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 
  0.240 (Depositor), 0.235 (DCC) 
• R-Value Work: 
  0.206 (Depositor), 0.205 (DCC) 
• R-Value Observed: 
  0.208 (Depositor) 

Literature

Crystal Structure Analysis of Hp1043, an Orphan Resonse Regulator of H. Pylori

Lee, H.M., Hong, E., Kim, D.U., Byun, J.S., Lee, W., Cho, H.S.

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.

Macromolecule Content 

• Total Structure Weight: 15.66 kDa 
• Atom Count: 1,003 
• Modeled Residue Count: 118 
• Deposited Residue Count: 137 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Response regulator	A	137	Helicobacter pylori	Mutation(s): 4
UniProt
Find proteins for O25684 (Helicobacter pylori (strain ATCC 700392 / 26695)) Explore O25684  Go to UniProtKB:  O25684

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: 1.80 Å
• R-Value Free:  0.240 (Depositor), 0.235 (DCC) 
• R-Value Work:  0.206 (Depositor), 0.205 (DCC) 
• R-Value Observed: 0.208 (Depositor) 

Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 88.967	α = 90
b = 41.311	β = 90
c = 31.689	γ = 90

Software Package:

Software Name	Purpose
SOLVE	phasing
REFMAC	refinement
HKL-2000	data collection
DENZO	data reduction
SCALEPACK	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-05-01 
Deposition Author(s): Lee, H.M., Kim, D.U., Byun, J.S., Cho, H.S.

Revision History  

• Version 1.0: 2007-05-01
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-11-13
  Changes: Data collection, Database references, Derived calculations, Structure summary