4TRU

Crystal structure of Q24A Q25A mutant of human macrophage migration inhibitory factor

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	291	2 M ammonium Sulphate, 3% 2-propanol,20 mM Tris.HCl pH 7.5

Crystal Properties
Matthews coefficient	Solvent content
2.75	55.29

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 67.513	α = 90
b = 67.578	β = 90
c = 88.569	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	IMAGE PLATE	RIGAKU RAXIS IV++		2014-06-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	1.81	50	98.8	0.052	16.2	4.7		37251

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.81	1.84	94.5		0.209		4.4	1769

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION		THROUGHOUT	1.81	47.76	37188	1750	98.84	0.1598	0.1583	0.1905	RANDOM	18.459

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
-0.01			0.02		-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	42.52
r_dihedral_angle_4_deg	20.193
r_dihedral_angle_3_deg	9.56
r_dihedral_angle_1_deg	5.542
r_mcangle_it	1.976
r_angle_other_deg	1.949
r_angle_refined_deg	1.825
r_mcbond_it	1.506
r_mcbond_other	1.505
r_chiral_restr	0.124

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	42.52
r_dihedral_angle_4_deg	20.193
r_dihedral_angle_3_deg	9.56
r_dihedral_angle_1_deg	5.542
r_mcangle_it	1.976
r_angle_other_deg	1.949
r_angle_refined_deg	1.825
r_mcbond_it	1.506
r_mcbond_other	1.505
r_chiral_restr	0.124
r_bond_refined_d	0.02
r_gen_planes_refined	0.011
r_bond_other_d	0.008
r_gen_planes_other	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2499
Nucleic Acid Atoms
Solvent Atoms	316
Heterogen Atoms	39

Software

Software
Software Name	Purpose
HKL-2000	data reduction
REFMAC	refinement
PDB_EXTRACT	data extraction
DENZO	data reduction
SCALEPACK	data scaling

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.