4KMR

Structure of a putative transcriptional regulator of LacI family from Sanguibacter keddieii DSM 10542.

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	293	0.2 M Magnesium Chloride, 0.1 M HEPES, 25% w/v PEG3350, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
1.9	35.25

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 42.175	α = 90
b = 120.205	β = 92.59
c = 44.962	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 300 mm CCD	MIRROW	2013-04-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-G	0.97856	APS	21-ID-G

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	1.45	30	99.8	0.067	33.9	3.7	78844	78844		-3	21.6

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	1.45	1.48	100		0.5	3.7	3.7	3899

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	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	1.45	22.47	72986	72986	3853	97.38	0.12791	0.1252	0.1775	RANDOM	18.039

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]
0.04		0.13			-0.05

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	26.051
r_sphericity_bonded	18.714
r_dihedral_angle_4_deg	14.554
r_dihedral_angle_3_deg	10.577
r_rigid_bond_restr	5.71
r_dihedral_angle_1_deg	3.975
r_angle_refined_deg	1.832
r_angle_other_deg	0.91
r_chiral_restr	0.123
r_bond_refined_d	0.015
r_gen_planes_refined	0.009
r_gen_planes_other	0.002
r_bond_other_d	0.001
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_mcbond_it
r_mcbond_other
r_mcangle_it
r_scbond_it
r_scangle_it
r_sphericity_free

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3993
Nucleic Acid Atoms
Solvent Atoms	486
Heterogen Atoms	2

Software

Software
Software Name	Purpose
Blu-Ice	data collection
HKL-3000	phasing
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling