6EJX

The metal ion-dependent adhesion site (MIDAS) of the alphaMbeta2 integrin Mac-1 I-domain promiscuously and competitively binds multiple ligands in the regulation of Leukocyte function

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	20% v/v Ethylene glycol; 10 % w/v PEG 8000 0.1M Imidazole; MES monohydrate (acid) 0.02M 1,6-Hexanediol; 0.02M 1-Butanol; 0.02M 1,2-Propanediol; 0.02M 2- Propanol; 0.02M 1,4-Butanediol; 0.02M 1,3-Propanediol

Crystal Properties
Matthews coefficient	Solvent content
2.95	58.35

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 61.537	α = 90
b = 72.87	β = 90
c = 164.053	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	PIXEL	DECTRIS PILATUS3 6M		2017-04-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID30B	0.969	ESRF	ID30B

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	2	49.22	98.67	5.3	3.66		48095

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	3P72	2	49.22	48095	1417	97.6	0.18541	0.18402	0.23175	RANDOM	30.688

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					-0.01

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.765
r_dihedral_angle_4_deg	17.211
r_dihedral_angle_3_deg	13.358
r_long_range_B_other	8.088
r_long_range_B_refined	8.082
r_dihedral_angle_1_deg	6.003
r_scangle_other	5.975
r_scbond_it	3.891
r_scbond_other	3.889
r_mcangle_other	3.591
r_mcangle_it	3.589
r_mcbond_it	2.578
r_mcbond_other	2.564
r_angle_refined_deg	1.935
r_angle_other_deg	1.085
r_chiral_restr	0.11
r_bond_refined_d	0.018
r_gen_planes_refined	0.01
r_bond_other_d	0.003
r_gen_planes_other	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4175
Nucleic Acid Atoms
Solvent Atoms	516
Heterogen Atoms	83

Software

Software
Software Name	Purpose
REFMAC	refinement
xia2	data reduction
Aimless	data scaling
MOLREP	model building