5UWC

Cytokine-receptor complex

• PDB DOI: https://doi.org/10.2210/pdb5UWC/pdb

• Classification: SIGNALING PROTEIN
• Organism(s): Homo sapiens
• Expression System: Spodoptera frugiperda, Escherichia coli
• Mutation(s): Yes 


• Deposited: 2017-02-21 Released: 2018-02-07 
• Deposition Author(s): Broughton, S.E., Parker, M.W.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.242 
• R-Value Work: 0.216 
• R-Value Observed: 0.218 

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

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

Macromolecule Content

• Total Structure Weight: 48.76 kDa 
• Atom Count: 3,125 
• Modelled Residue Count: 365 
• Deposited Residue Count: 410 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Interleukin-3 receptor subunit alpha	A [auth G]	288	Homo sapiens	Mutation(s): 2  Gene Names: IL3RA, IL3R
UniProt & NIH Common Fund Data Resources
Find proteins for P26951 (Homo sapiens) Explore P26951  Go to UniProtKB:  P26951
PHAROS:  P26951 GTEx:  ENSG00000185291

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Interleukin-3	B [auth I]	122	Homo sapiens	Mutation(s): 2  Gene Names: IL3
UniProt & NIH Common Fund Data Resources
Find proteins for P08700 (Homo sapiens) Explore P08700  Go to UniProtKB:  P08700
PHAROS:  P08700 GTEx:  ENSG00000164399

Oligosaccharides

Help

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[beta-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose	C [auth A]	3		N/A
Glycosylation Resources
GlyTouCan:  G28454KX GlyCosmos:  G28454KX GlyGen:  G28454KX

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EDT	G	{[-(BIS-CARBOXYMETHYL-AMINO)-ETHYL]-CARBOXYMETHYL-AMINO}-ACETIC ACID C10 H16 N2 O8 KCXVZYZYPLLWCC-UHFFFAOYSA-N
NAG	D [auth G]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N
CIT	E [auth G], H [auth I]	CITRIC ACID C6 H8 O7 KRKNYBCHXYNGOX-UHFFFAOYSA-N
IMD	F [auth G]	IMIDAZOLE C3 H5 N2 RAXXELZNTBOGNW-UHFFFAOYSA-O

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.40 Å
• R-Value Free: 0.242 
• R-Value Work: 0.216 
• R-Value Observed: 0.218 
• Space Group: P 6₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 106.461	α = 90
b = 106.461	β = 90
c = 96.116	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
Aimless	data scaling
XDS	data reduction
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2018-02-07 
Deposition Author(s): Broughton, S.E., Parker, M.W.

Revision History  

• Version 1.0: 2018-02-07
  Type: Initial release
  
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Advisory, Atomic model, Data collection, Derived calculations, Structure summary
• Version 2.1: 2023-10-04
  Changes: Data collection, Database references, Derived calculations, Refinement description, Structure summary