2BV6

Crystal structure of MgrA, a global regulator and major virulence determinant in Staphylococcus aureus

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.6		PROTEIN WAS CRYSTALLIZED FROM 1.6 M AMMONIUM SULFATE, 0.1M MES, PH 6.0, XTALS WERE RINSED IN CRYOPROTECTANT SOLUTIONS CONSISTING OF RESERVOIR BUFFER WITH AN ADDED 10%, 20% AND 25% GLYCEROL RESPECTIVELY. SELENOMETHIONINE (SEMET)-CONTAINING PROTEIN WAS CRYSTALLIZED UNDER THE SAME CONDITION.

Crystal Properties
Matthews coefficient	Solvent content
3.9	70

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 119.8	α = 90
b = 119.8	β = 90
c = 62.3	γ = 120

Symmetry
Space Group	P 61 2 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	77	CCD		BENT MIRROR	2005-04-03	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 14-ID-B		APS	14-ID-B

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	2.8	24.5	99	0.07		19.3		8544		2	118.1

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	2.8	2.98	98		0.95		10

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	2.8	24.39	6560	337	95.5	0.25	0.25	0.2433	0.292	0.289	RANDOM	80.1

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]
4.87	12.88		4.87		-9.73

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	20
c_scangle_it	6.8
c_scbond_it	4.3
c_mcangle_it	3.68
c_mcbond_it	2.08
c_angle_deg	1.4
c_improper_angle_d	1.04
c_bond_d	0.008
c_bond_d_na
c_bond_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1118
Nucleic Acid Atoms
Solvent Atoms	9
Heterogen Atoms	5

Software

Software
Software Name	Purpose
CNS	refinement
MOSFLM	data reduction
SCALEPACK	data scaling
SOLVE	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.