3QAX | pdb_00003qax

Crystal structure analysis of the cpb0502

• PDB DOI: https://doi.org/10.2210/pdb3QAX/pdb

• Classification: TRANSPORT PROTEIN
• Organism(s): Chlamydia pneumoniae
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2011-01-12 Released: 2012-01-18 
• Deposition Author(s): Chang, J.E., Hwang, K.Y.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 
  0.251 (Depositor), 0.250 (DCC) 
• R-Value Work: 
  0.184 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.187 (Depositor) 

Literature

Crystal structure of the cpb0502

Chang, J.E., Hwang, K.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)

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 60.48 kDa 
• Atom Count: 4,181 
• Modeled Residue Count: 467 
• Deposited Residue Count: 536 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Probable ABC transporter arginine-binding protein ArtJ	A, B	268	Chlamydia pneumoniae	Mutation(s): 0  Gene Names: artJ, CPn_0482, CP_0272, CPj0482, CpB0502
UniProt
Find proteins for Q9Z869 (Chlamydia pneumoniae) Explore Q9Z869  Go to UniProtKB:  Q9Z869

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ARG	C [auth A], D [auth B]	ARGININE C6 H15 N4 O2 ODKSFYDXXFIFQN-BYPYZUCNSA-O

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free:  0.251 (Depositor), 0.250 (DCC) 
• R-Value Work:  0.184 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.187 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 40.33	α = 90
b = 51.728	β = 91.03
c = 119.694	γ = 90

Software Package:

Software Name	Purpose
HKL-3000	data collection
CNS	refinement
REFMAC	refinement
SCALEPACK	data scaling
CNS	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-01-18 
Deposition Author(s): Chang, J.E., Hwang, K.Y.

Revision History  

• Version 1.0: 2012-01-18
  Type: Initial release
  
• Version 1.1: 2016-12-28
  Changes: Database references
• Version 1.2: 2024-03-20
  Changes: Data collection, Database references, Derived calculations