4YDW

CRYSTAL STRUCTURE OF ANTI-IL4 DARPIN 44C12V5

• PDB DOI: https://doi.org/10.2210/pdb4YDW/pdb

• Classification: DE NOVO PROTEIN
• Organism(s): synthetic construct
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2015-02-23 Released: 2015-03-04 
• Deposition Author(s): Teplyakov, A., Obmolova, G., Gilliland, G.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.212 
• R-Value Work: 0.170 
• R-Value Observed: 0.172 

Starting Model: experimental

Literature

CRYSTAL STRUCTURE OF ANTI-IL4 DARPIN 44C12V5

Teplyakov, A., Obmolova, G., Gilliland, G.

To be published.

Biological Assembly 1  

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

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

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 35.77 kDa 
• Atom Count: 2,480 
• Modelled Residue Count: 313 
• Deposited Residue Count: 338 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
DARPIN 44C12V5	A, B	169	synthetic construct	Mutation(s): 0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.212 
• R-Value Work: 0.170 
• R-Value Observed: 0.172 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 60.24	α = 90
b = 60.74	β = 90
c = 81.89	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2015-03-04 
Deposition Author(s): Teplyakov, A., Obmolova, G., Gilliland, G.

Revision History  

• Version 1.0: 2015-03-04
  Type: Initial release
  
• Version 1.1: 2023-09-27
  Changes: Data collection, Database references, Derived calculations, Refinement description, Source and taxonomy, Structure summary