5M7O

Crystal structure of NtrX from Brucella abortus processed with the CrystalDirect automated mounting and cryo-cooling technology

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	3.36 M sodium formate

Crystal Properties
Matthews coefficient	Solvent content
3.32	62.92

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 124.778	α = 90
b = 191.228	β = 90
c = 111.85	γ = 90

Symmetry
Space Group	C 2 2 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		2016-07-04	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29	0.9762	ESRF	ID29

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	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	2.2	50.02	99.8	0.152	0.167	0.07	8	5.6		67838

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.2	2.32	99.5		0.226	0.8	5.4

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	SAD	THROUGHOUT	2.2	50.02	64403	3401	99.67	0.22951	0.22736	0.26896	RANDOM	58.365

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]
-2.52			-0.93		3.45

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.301
r_dihedral_angle_4_deg	17.713
r_dihedral_angle_3_deg	14.385
r_long_range_B_other	9.31
r_long_range_B_refined	9.306
r_scangle_other	6.779
r_dihedral_angle_1_deg	5.897
r_mcangle_it	5.874
r_mcangle_other	5.874
r_scbond_it	4.189
r_scbond_other	4.188
r_mcbond_it	3.806
r_mcbond_other	3.805
r_angle_refined_deg	1.56
r_angle_other_deg	0.981
r_chiral_restr	0.082
r_bond_refined_d	0.012
r_bond_other_d	0.006
r_gen_planes_refined	0.006
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	6822
Nucleic Acid Atoms
Solvent Atoms	122
Heterogen Atoms	2

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
SCALA	data scaling
SHELXCD	phasing