8SKK

Crystal Structure of the Tick Evasin EVA-AAM1001(L39P) Complexed to Human Chemokine CCL17

• PDB DOI: https://doi.org/10.2210/pdb8SKK/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Amblyomma americanum, Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2023-04-19 Released: 2023-05-03 
• Deposition Author(s): Devkota, S.R., Bhusal, R.P., Aryal, P., Wilce, M.C.J., Stone, M.J.
• Funding Organization(s): National Health and Medical Research Council (NHMRC, Australia)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.211 
• R-Value Work: 0.182 
• R-Value Observed: 0.183 

Literature

Crystal Structure of the Tick Evasin EVA-AAM1001(L39P) Complexed to Human Chemokine CCL7

Devkota, S.R., Bhusal, R.P., Aryal, P., Wilce, M.C.J., Stone, M.J.

To be published.

Biological Assembly 1  

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

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

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 19.38 kDa 
• Atom Count: 1,316 
• Modelled Residue Count: 157 
• Deposited Residue Count: 174 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Evasin P1243	A	103	Amblyomma americanum	Mutation(s): 1
UniProt
Find proteins for A0A0C9S461 (Amblyomma americanum) Explore A0A0C9S461  Go to UniProtKB:  A0A0C9S461

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
C-C motif chemokine 17	B	71	Homo sapiens	Mutation(s): 0  Gene Names: CCL17, SCYA17, TARC
UniProt & NIH Common Fund Data Resources
Find proteins for Q92583 (Homo sapiens) Explore Q92583  Go to UniProtKB:  Q92583
PHAROS:  Q92583 GTEx:  ENSG00000102970

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.211 
• R-Value Work: 0.182 
• R-Value Observed: 0.183 
• Space Group: P 6₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 85.468	α = 90
b = 85.468	β = 90
c = 36.317	γ = 120

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-05-03 
Deposition Author(s): Devkota, S.R., Bhusal, R.P., Aryal, P., Wilce, M.C.J., Stone, M.J.

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Funding Organization	Location	Grant Number
National Health and Medical Research Council (NHMRC, Australia)	Australia	--

Revision History  

• Version 1.0: 2023-05-03
  Type: Initial release