2QWW

Crystal structure of multiple antibiotic-resistance repressor (MarR) (YP_013417.1) from Listeria monocytogenes 4b F2365 at 2.07 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5	293	NANODROP, 29.545% PEG 4000, 0.2M Ammonium acetate, 0.1M Citric acid pH 5.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.47	50.13

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 48.25	α = 90
b = 159.7	β = 103.26
c = 90.27	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	MARMOSAIC 325 mm CCD	Flat collimating mirror, toroid focusing mirror	2007-03-15	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-2	0.91162, 0.97939, 0.97918	SSRL	BL9-2

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	2.07	46.984	93.7	0.149	7.65			79209			33.42

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	2.07	2.14	82.5		0.571	2.1		6323

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	2.07	46.984	79173	3967	98.11	0.242	0.242	0.239	0.293	RANDOM	37.773

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]
-0.94		0.53	-1.67		2.85

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.964
r_dihedral_angle_3_deg	10.919
r_dihedral_angle_4_deg	8.865
r_scangle_it	5.724
r_scbond_it	4.184
r_dihedral_angle_1_deg	2.874
r_mcangle_it	2.288
r_mcbond_it	1.523
r_angle_refined_deg	1.258
r_angle_other_deg	0.789
r_mcbond_other	0.476
r_symmetry_hbond_refined	0.24
r_xyhbond_nbd_refined	0.203
r_nbd_refined	0.193
r_nbtor_refined	0.175
r_symmetry_vdw_refined	0.168
r_symmetry_vdw_other	0.142
r_nbd_other	0.136
r_nbtor_other	0.085
r_chiral_restr	0.07
r_bond_refined_d	0.014
r_gen_planes_refined	0.004
r_xyhbond_nbd_other	0.004
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8349
Nucleic Acid Atoms
Solvent Atoms	333
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SHELX	phasing
MolProbity	model building
XSCALE	data scaling
PDB_EXTRACT	data extraction
MAR345	data collection
XDS	data reduction
SHELXD	phasing
autoSHARP	phasing