3E7Q

The crystal structure of the putative transcriptional regulator from Pseudomonas aeruginosa PAO1

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	298	20% PEG3350, 0.2M MgNitrate, NDSB 256, 0.3M, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.63	53.15

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 160.613	α = 90
b = 53.706	β = 90
c = 57.08	γ = 90

Symmetry
Space Group	P 21 21 2

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	ADSC QUANTUM 315	mirrors	2007-06-11	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9794, 0.9796	APS	19-ID

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	2.2	80.32	0.96	0.7	35	8.4	24450	23472	2	2	40.1

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	2.2	2.26	0.767		0.618	1.2	3.3	1880

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	MAD	THROUGHOUT	2.2	80.32	24450	23472	1259	96	0.21674	0.21389	0.26551	RANDOM	39.457

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]
-1.03			0.65		0.38

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.887
r_dihedral_angle_4_deg	21.808
r_dihedral_angle_3_deg	17.707
r_dihedral_angle_1_deg	7.072
r_scangle_it	3.822
r_scbond_it	2.617
r_angle_refined_deg	1.771
r_mcangle_it	1.745
r_mcbond_it	1.216
r_angle_other_deg	1.132
r_symmetry_hbond_refined	0.339
r_symmetry_vdw_other	0.309
r_symmetry_vdw_refined	0.303
r_mcbond_other	0.231
r_nbd_refined	0.23
r_xyhbond_nbd_refined	0.227
r_nbd_other	0.203
r_nbtor_refined	0.18
r_chiral_restr	0.1
r_nbtor_other	0.095
r_bond_refined_d	0.021
r_gen_planes_refined	0.007
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3206
Nucleic Acid Atoms
Solvent Atoms	133
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-3000	data reduction
HKL-3000	data scaling
HKL-3000	phasing