7XFD | pdb_00007xfd

Polysaccharide export protein Wza

• PDB DOI: https://doi.org/10.2210/pdb7XFD/pdb

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


• Deposited: 2022-04-01 Released: 2022-05-04 
• Deposition Author(s): Zheng, J., Wang, B.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 
  0.288 (Depositor), 0.290 (DCC) 
• R-Value Work: 
  0.265 (Depositor), 0.270 (DCC) 
• R-Value Observed: 
  0.267 (Depositor) 

Starting Model: experimental

Literature

polysaccharide export protein Wza

Wang, B., Zheng, J.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C8  (Explore in 3D)
Global Stoichiometry: Homo 8-mer - A8 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 40.81 kDa 
• Atom Count: 3,003 
• Modeled Residue Count: 342 
• Deposited Residue Count: 370 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Polysaccharide export protein	A, B	185	Escherichia coli	Mutation(s): 0  Gene Names:  wza, A5U30_002223, A8499_004210, BON78_05920, BON79_06745, BR158_000680, CCV12_003719, CT143_03515, D3G36_16900, D4U49_08845, D9E49_15345, E2646_01750, E3O05_07155, ELT23_04100, ELT31_04920, ELT38_06380, ELT50_04065, ELT52_20945, ELT56_02735, ELU95_02210, ELV05_05145, ELY31_02030, GF147_02635, HMW38_04280, IFB95_000024, NCTC10089_01822, NCTC9075_02568
UniProt
Find proteins for P0A930 (Escherichia coli (strain K12)) Explore P0A930  Go to UniProtKB:  P0A930

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free:  0.288 (Depositor), 0.290 (DCC) 
• R-Value Work:  0.265 (Depositor), 0.270 (DCC) 
• R-Value Observed: 0.267 (Depositor) 

Space Group: I 4 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 96.895	α = 90
b = 96.895	β = 90
c = 220.174	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHENIX	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-05-04 
Deposition Author(s): Zheng, J., Wang, B.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	21773014

Revision History  

• Version 1.0: 2022-05-04
  Type: Initial release
  
• Version 1.1: 2023-11-29
  Changes: Data collection, Refinement description