4K0O

F17b-G lectin domain with bound GlcNAc(beta1-3)Gal

• PDB DOI: https://doi.org/10.2210/pdb4K0O/pdb

• Classification: SUGAR BINDING PROTEIN
• Organism(s): Escherichia coli
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2013-04-04 Released: 2013-04-17 
• Deposition Author(s): Buts, L., Loris, R., Bouckaert, J., Moonens, K.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free: 0.180 
• R-Value Work: 0.168 
• R-Value Observed: 0.176 

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: 19.74 kDa 
• Atom Count: 1,428 
• Modelled Residue Count: 175 
• Deposited Residue Count: 176 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
F17b-G fimbrial adhesin	A	176	Escherichia coli	Mutation(s): 0  Gene Names: f17bG, F17G
UniProt
Find proteins for Q47200 (Escherichia coli) Explore Q47200  Go to UniProtKB:  Q47200

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-3)-methyl beta-D-galactopyranoside	B	2		N/A
Glycosylation Resources
GlyTouCan:  G35250SW GlyCosmos:  G35250SW

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	C [auth A], D [auth A], E [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
NI	F [auth A], G [auth A]	NICKEL (II) ION Ni VEQPNABPJHWNSG-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
ALY	A	L-PEPTIDE LINKING	C8 H16 N2 O3		LYS

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.15 Å
• R-Value Free: 0.180 
• R-Value Work: 0.168 
• R-Value Observed: 0.176 
• Space Group: P 6₂

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 87.646	α = 90
b = 87.646	β = 90
c = 57.022	γ = 120

Software Package:

Software Name	Purpose
SCALEPACK	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction
MAR345dtb	data collection
DENZO	data reduction
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-04-17 
Deposition Author(s): Buts, L., Loris, R., Bouckaert, J., Moonens, K.

Revision History  

• Version 1.0: 2013-04-17
  Type: Initial release
  
• Version 1.1: 2013-08-28
  Changes: Database references
• Version 1.2: 2015-02-25
  Changes: Database references
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Derived calculations, Structure summary
• Version 2.1: 2023-11-08
  Changes: Data collection, Database references, Refinement description, Structure summary
• Version 2.2: 2023-12-06
  Changes: Data collection