8UR2

Crystal Structure of macrophage migration inhibitory factor (MIF) from Trichomonas vaginalis (I41 form)

• PDB DOI: https://doi.org/10.2210/pdb8UR2/pdb

• Classification: CYTOKINE
• Organism(s): Trichomonas vaginalis G3
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2023-10-25 Released: 2023-11-08 
• Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease, Seattle Structural Genomics Center for Infectious Disease (SSGCID)
• Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID), National Institutes of Health/Office of the Director

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.230 
• R-Value Work: 0.192 
• R-Value Observed: 0.194 

Literature

Crystal Structure of macrophage migration inhibitory factor (MIF) from Trichomonas vaginalis (I41 form)

Liu, L., Lovell, S., Battaile, K.P.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Macromolecule Content

• Total Structure Weight: 89.27 kDa 
• Atom Count: 4,897 
• Modelled Residue Count: 625 
• Deposited Residue Count: 816 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
MACROPHAGE MIGRATION INHIBITORY FACTOR	A, B, C, D, E, F	136	Trichomonas vaginalis G3	Mutation(s): 0  Gene Names: TVAG_219770
UniProt
Find proteins for A2DXT4 (Trichomonas vaginalis (strain ATCC PRA-98 / G3)) Explore A2DXT4  Go to UniProtKB:  A2DXT4

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
IOD	G [auth B]	IODIDE ION I XMBWDFGMSWQBCA-UHFFFAOYSA-M
PYR (Subject of Investigation/LOI)	H [auth B]	PYRUVIC ACID C3 H4 O3 LCTONWCANYUPML-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.230 
• R-Value Work: 0.192 
• R-Value Observed: 0.194 
• Space Group: I 4₁
• Diffraction Data: https://doi.org/10.18430/M38UR2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 118.39	α = 90
b = 118.39	β = 90
c = 106.656	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-11-08 
Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease, Seattle Structural Genomics Center for Infectious Disease (SSGCID)

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	75N93022C00036
National Institutes of Health/Office of the Director	United States	S10OD030394

Revision History  

• Version 1.0: 2023-11-08
  Type: Initial release
  
• Version 2.0: 2023-11-15
  Changes: Atomic model, Data collection