4FEM

Structure of SusE with alpha-cyclodextrin

• PDB DOI: https://doi.org/10.2210/pdb4FEM/pdb

• Classification: Carbohydrate-binding protein
• Organism(s): Bacteroides thetaiotaomicron VPI-5482
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2012-05-30 Released: 2012-08-29 
• Deposition Author(s): Koropatkin, N.M., Cameron, E.A., Martens, E.C.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.241 
• R-Value Work: 0.207 
• R-Value Observed: 0.209 

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: 40.73 kDa 
• Atom Count: 1,811 
• Modelled Residue Count: 214 
• Deposited Residue Count: 358 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Outer membrane protein SusE	A	358	Bacteroides thetaiotaomicron VPI-5482	Mutation(s): 0  Gene Names: BT_3700, susE
UniProt
Find proteins for G8JZT0 (Bacteroides thetaiotaomicron (strain ATCC 29148 / DSM 2079 / JCM 5827 / CCUG 10774 / NCTC 10582 / VPI-5482 / E50)) Explore G8JZT0  Go to UniProtKB:  G8JZT0

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
Cyclohexakis-(1-4)-(alpha-D-glucopyranose)	B	6		N/A
Glycosylation Resources
GlyTouCan:  G22307HL GlyCosmos:  G22307HL

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EDO	C [auth A], D [auth A], E [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Biologically Interesting Molecules (External Reference) 1 Unique

Entity ID: 2
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_900015	B	alpha-cyclodextrin	Oligosaccharide / Drug delivery

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.241 
• R-Value Work: 0.207 
• R-Value Observed: 0.209 
• Space Group: P 6₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 93.397	α = 90
b = 93.397	β = 90
c = 195.273	γ = 120

Software Package:

Software Name	Purpose
MD2	data collection
AMoRE	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-08-29 
Deposition Author(s): Koropatkin, N.M., Cameron, E.A., Martens, E.C.

Revision History  

• Version 1.0: 2012-08-29
  Type: Initial release
  
• Version 1.1: 2012-09-05
  Changes: Database references
• Version 1.2: 2012-10-24
  Changes: Database references
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Database references, Derived calculations, Non-polymer description, Structure summary
• Version 2.1: 2024-02-28
  Changes: Data collection, Database references, Structure summary
• Version 2.2: 2024-04-03
  Changes: Refinement description