4JCC

Crystal structure of iron uptake ABC transporter substrate-binding protein PiuA from Streptococcus pneumoniae Canada MDR_19A

• PDB DOI: https://doi.org/10.2210/pdb4JCC/pdb

• Classification: TRANSPORT PROTEIN
• Organism(s): Streptococcus pneumoniae str. Canada MDR_19A
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2013-02-21 Released: 2013-03-06 
• Deposition Author(s): Stogios, P.J., Wawrzak, Z., Kudritska, M., Yim, V., Savchenko, A., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.13 Å
• R-Value Free: 0.169 
• R-Value Work: 0.145 
• R-Value Observed: 0.146 

Literature

Crystal structure of iron uptake ABC transporter substrate-binding protein PiuA from Streptococcus pneumoniae Canada MDR_19A

Stogios, P.J., Wawrzak, Z., Kudritska, M., Yim, V., Savchenko, A., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

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: 31.46 kDa 
• Atom Count: 2,843 
• Modelled Residue Count: 284 
• Deposited Residue Count: 286 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Iron-compound ABC transporter, iron-compound-binding protein	A	286	Streptococcus pneumoniae str. Canada MDR_19A	Mutation(s): 0  Gene Names: MYY_1766

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	C [auth A], D [auth A], E [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
IPA	F [auth A]	ISOPROPYL ALCOHOL C3 H8 O KFZMGEQAYNKOFK-UHFFFAOYSA-N
CL	B [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.13 Å
• R-Value Free: 0.169 
• R-Value Work: 0.145 
• R-Value Observed: 0.146 
• Space Group: P 1 2₁ 1
• Diffraction Data: https://doi.org/10.18430/M34JCC

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 52.751	α = 90
b = 44.685	β = 106.65
c = 58.792	γ = 90

Software Package:

Software Name	Purpose
HKL-3000	data collection
BALBES	phasing
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-03-06 
Deposition Author(s): Stogios, P.J., Wawrzak, Z., Kudritska, M., Yim, V., Savchenko, A., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

Revision History  

• Version 1.0: 2013-03-06
  Type: Initial release
  
• Version 1.1: 2023-09-20
  Changes: Data collection, Database references, Derived calculations, Refinement description