6N3I

Crystal structure of a double Trp XylE mutants (G58W/L315W)

• PDB DOI: https://doi.org/10.2210/pdb6N3I/pdb

• Classification: TRANSPORT PROTEIN
• Organism(s): Escherichia coli
• Expression System: Escherichia coli
• Mutation(s): Yes 
• Membrane Protein: Yes  OPMPDBTM


• Deposited: 2018-11-15 Released: 2019-03-27 
• Deposition Author(s): Jiang, X., Wu, J.P., Yan, N.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.69 Å
• R-Value Free: 0.330 
• R-Value Work: 0.291 
• R-Value Observed: 0.293 

Literature

Engineered XylE as a tool for mechanistic investigation and ligand discovery of the glucose transporters GLUTs.

Jiang, X., Wu, J., Ke, M., Zhang, S., Yuan, Y., Lin, J.Y., Yan, N.

(2019) Cell Discov 5: 14-14

• PubMed: 30854221 
• DOI: https://doi.org/10.1038/s41421-019-0082-1
• Primary Citation of Related Structures:  
  6N3I

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Organizational Affiliation: 

State Key Laboratory of Membrane Biology, Beijing, 100084 China.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 56.77 kDa 
• Atom Count: 3,641 
• Modelled Residue Count: 475 
• Deposited Residue Count: 518 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
D-xylose transporter	A	518	Escherichia coli	Mutation(s): 2  Gene Names:  xylE, A6581_03910, A8C65_05810, A8G17_02365, A9R57_24335, ACU57_23655, AM266_00125, APT13_02355, ARC77_17295, AU473_00570, AUQ13_09605, AXA56_02835, BET08_27805, BHS87_22560, BIZ41_02050, BJJ90_24840, BTQ04_08325, BUE81_27360, BW690_24570, BWP17_09190, BZL31_21205, C4J69_17240, C5N07_20120, C9E25_05830, CR539_01970, CVH05_05200, DNQ41_01650, EC3234A_77c00210, ECs5014, EL75_4158, ERS085365_03771, ERS085383_01436, ERS085404_01231, ERS085416_00617, ERS139211_03640, ERS150873_01173, NCTC11022_04351, NCTC13127_06094, NCTC8500_05257, NCTC9010_04850, NCTC9037_04731, NCTC9045_05486, NCTC9058_02196, NCTC9060_03761, NCTC9062_03497, NCTC9110_04439, NCTC9701_04938, NCTC9969_04869, PGD_03203, RK56_017160, SAMEA3472067_03745, SAMEA3472080_00244, SAMEA3484427_03815, SAMEA3484429_02460, SAMEA3752557_02204, SAMEA3752559_00300, SAMEA3753093_02732, SAMEA3753106_03785, SAMEA3753300_00801, SAMEA3753391_00781, SAMEA3753397_01641 EC: 1.3.1.74 Membrane Entity: Yes
UniProt
Find proteins for P0AGF4 (Escherichia coli (strain K12)) Explore P0AGF4  Go to UniProtKB:  P0AGF4

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.69 Å
• R-Value Free: 0.330 
• R-Value Work: 0.291 
• R-Value Observed: 0.293 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 89.076	α = 90
b = 95.482	β = 90
c = 106.837	γ = 90

Software Package:

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

Structure Validation

Currently 6N3I does not have a validation slider image.

Entry History 

Deposition Data

• Released Date: 2019-03-27 
Deposition Author(s): Jiang, X., Wu, J.P., Yan, N.

Revision History  

• Version 1.0: 2019-03-27
  Type: Initial release
  
• Version 1.1: 2023-10-11
  Changes: Data collection, Database references, Refinement description