4LW9

Crystal structure of Vibrio cholera major pseudopilin EpsG

• PDB DOI:  https://doi.org/10.2210/pdb4LW9/pdb

• Classification: TRANSPORT PROTEIN
• Organism(s): Vibrio cholerae O1 biovar El Tor str. N16961
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2013-07-26 Released: 2014-07-16 
• Deposition Author(s): Vago, F.S., Raghunathan, K., Jens, J.C., Wedemeyer, W.J., Bagdasarian, M., Brunzelle, J.S., Arvidson, D.N.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.245 
• R-Value Work: 0.202 
• R-Value Observed: 0.205 

Literature

Crystal structure of Vibrio cholera major pseudopilin EpsG

Vago, F.S., Raghunathan, K., Jens, J.C., Wedemeyer, W.J., Bagdasarian, M., Brunzelle, J.S., Arvidson, D.N.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Biological Assembly 3  

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

Biological assembly 3 assigned by authors.

Biological Assembly 4  

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

Biological assembly 4 assigned by authors.

Biological Assembly 5  

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

Biological assembly 5 assigned by authors.

Biological Assembly 6  

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

Biological assembly 6 assigned by authors.

Biological Assembly 7  

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

Biological assembly 7 assigned by authors.

Biological Assembly 8  

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

Biological assembly 8 assigned by authors.

Biological Assembly 9  

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

Biological assembly 9 assigned by authors.

Biological Assembly 10  

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

Biological assembly 10 assigned by authors.

Biological Assembly 11  

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

Biological assembly 11 assigned by authors.

Biological Assembly 12  

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

Biological assembly 12 assigned by authors.

Macromolecule Content

• Total Structure Weight: 167.5 kDa 
• Atom Count: 11,720 
• Modelled Residue Count: 1,414 
• Deposited Residue Count: 1,440 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Type II secretion system protein G	A, B, C, D, E, F, G [auth I], H [auth J], I [auth K], J [auth L], K [auth Q], L [auth R]	120	Vibrio cholerae O1 biovar El Tor str. N16961	Mutation(s): 0  Gene Names: epsG, VC_2730
UniProt
Find proteins for P45773 (Vibrio cholerae serotype O1 (strain ATCC 39315 / El Tor Inaba N16961)) Explore P45773  Go to UniProtKB:  P45773

Small Molecules

Ligands 6 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PT	AA [auth B], EB [auth F], GC [auth L], HA [auth C], LB [auth I], NC [auth Q], OA [auth D], RB [auth J], SC [auth R], T [auth A], XA [auth E], ZB [auth K]	PLATINUM (II) ION Pt HRGDZIGMBDGFTC-UHFFFAOYSA-N
SO4	AB [auth E], AC [auth K], BC [auth K], CA [auth B], GB [auth F], IA [auth C], MB [auth I], NB [auth I], OC [auth Q], QA [auth D], RA [auth D], SB [auth J], U [auth A], UC [auth R]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
ZN	BB [auth F], CC [auth L], DA [auth C], DC [auth L], EA [auth C], FA [auth C], FB [auth F], FC [auth L], HB [auth I], IB [auth I], IC [auth Q], JA [auth D], JB [auth I], JC [auth Q], KA [auth D], KC [auth Q], LA [auth D], M [auth A], N [auth A], O [auth A], OB [auth J], PB [auth J], PC [auth R], SA [auth E], TA [auth E], TB [auth K], UA [auth E], UB [auth K], VA [auth E], VB [auth K], WB [auth K], X [auth B]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N
CA	CB [auth F], DB [auth F], EC [auth L], GA [auth C], KB [auth I], LC [auth Q], MC [auth Q], NA [auth D], Q [auth A], QB [auth J], QC [auth R], W [auth B], WA [auth E], YB [auth K]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N
CL	BA [auth B], HC [auth L], PA [auth D], R [auth A], RC [auth R], TC [auth R], XB [auth K], YA [auth E], ZA [auth E]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M
NA	MA [auth D], P [auth A], S [auth A], V [auth B], Y [auth B], Z [auth B]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.245 
• R-Value Work: 0.202 
• R-Value Observed: 0.205 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 88.61	α = 90
b = 70.015	β = 103.29
c = 131.544	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data collection
PHENIX	model building
SHARP	phasing
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-07-16 
Deposition Author(s): Vago, F.S., Raghunathan, K., Jens, J.C., Wedemeyer, W.J., Bagdasarian, M., Brunzelle, J.S., Arvidson, D.N.

Revision History  

• Version 1.0: 2014-07-16
  Type: Initial release
  
• Version 1.1: 2017-11-15
  Changes: Refinement description