8FK9

Crystal Structure of the Tick Evasin EVA-ACA1001 Complexed to Human Chemokine CCL16

• PDB DOI: https://doi.org/10.2210/pdb8FK9/pdb

• Classification: CYTOKINE
• Organism(s): Amblyomma cajennense, Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2022-12-21 Released: 2024-01-17 
• 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: 2.70 Å
• R-Value Free: 0.266 
• R-Value Work: 0.253 
• R-Value Observed: 0.253 

Literature

Crystal Structure of the Tick Evasin EVA-ACA1001 Complexed to Human Chemokine CCL16

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

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Hetero 4-mer - A2B2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 46.8 kDa 
• Atom Count: 2,217 
• Modelled Residue Count: 296 
• Deposited Residue Count: 416 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Evasin P991	A, B	108	Amblyomma cajennense	Mutation(s): 0
UniProt
Find proteins for A0A023FFD0 (Amblyomma cajennense) Explore A0A023FFD0  Go to UniProtKB:  A0A023FFD0

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
C-C motif chemokine 16	C, D	100	Homo sapiens	Mutation(s): 0  Gene Names: CCL16, ILINCK, NCC4, SCYA16
UniProt & NIH Common Fund Data Resources
Find proteins for O15467 (Homo sapiens) Explore O15467  Go to UniProtKB:  O15467
PHAROS:  O15467 GTEx:  ENSG00000275152

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.70 Å
• R-Value Free: 0.266 
• R-Value Work: 0.253 
• R-Value Observed: 0.253 
• Space Group: C 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 117.062	α = 90
b = 122.801	β = 90
c = 60.501	γ = 90

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: 2024-01-17 
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	APP1140867

Revision History  

• Version 1.0: 2024-01-17
  Type: Initial release