5WAY

MgaSpn protein, Mga regulator from Streptococcus pneumoniae

• PDB DOI: https://doi.org/10.2210/pdb5WAY/pdb

• Classification: TRANSCRIPTION
• Organism(s): Streptococcus pneumoniae
• Expression System: Escherichia coli 'BL21-Gold(DE3)pLysS AG
• Mutation(s): No 


• Deposited: 2017-06-27 Released: 2017-07-05 
• Deposition Author(s): Osipiuk, J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.09 Å
• R-Value Free: 0.232 
• R-Value Work: 0.193 
• R-Value Observed: 0.195 

Literature

MgaSpn protein, Mga regulator from Streptococcus pneumoniae

Osipiuk, J.

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)

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 119.68 kDa 
• Atom Count: 8,338 
• Modelled Residue Count: 959 
• Deposited Residue Count: 1,002 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transcriptional activator	A, B	501	Streptococcus pneumoniae	Mutation(s): 0  Gene Names: atxA, ERS020151_00445, ERS021360_00762, ERS455152_01375
UniProt
Find proteins for Q97P44 (Streptococcus pneumoniae serotype 4 (strain ATCC BAA-334 / TIGR4)) Explore Q97P44  Go to UniProtKB:  Q97P44

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	E [auth B]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
NI	D [auth A]	NICKEL (II) ION Ni VEQPNABPJHWNSG-UHFFFAOYSA-N
K	C [auth A]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.09 Å
• R-Value Free: 0.232 
• R-Value Work: 0.193 
• R-Value Observed: 0.195 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 80.118	α = 90
b = 106.256	β = 101.76
c = 100.213	γ = 90

Software Package:

Software Name	Purpose
HKL-3000	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-3000	data reduction
HKL-3000	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2017-07-05 
Deposition Author(s): Osipiuk, J.

Revision History  

• Version 1.0: 2017-07-05
  Type: Initial release
  
• Version 1.1: 2024-03-13
  Changes: Data collection, Database references, Derived calculations