2Z69

Crystal Structure of the sensor domain of the transcriptional regulator DNR from Pseudomonas aeruginosa

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.4	294	14% (w/v) PEG 4000, 100mM Sodium Citrate (pH 5.4), 200mM Potassium Fluoride, VAPOR DIFFUSION, HANGING DROP, temperature 294.0K

Crystal Properties
Matthews coefficient	Solvent content
2.07	40.71

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.145	α = 90
b = 105.534	β = 97.97
c = 74.838	γ = 90

Symmetry
Space Group	C 1 2 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	ADSC QUANTUM 315		2007-02-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	1.0723	ESRF	ID23-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	2.1	74.12	100	0.079	0.066	11.2	11.9	23925	23925	2	2	31.5

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.11	2.15	100		0.403	0.444	6.7	11.9	1490

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, MOLECULAR REPLACEMENT	THROUGHOUT	2.1	74.12	23925	1300	99.98	0.2174	0.21489	0.26235	RANDOM	23.102

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]
1.01		-0.83	-0.27		-0.97

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.644
r_dihedral_angle_4_deg	20.739
r_dihedral_angle_3_deg	18.796
r_dihedral_angle_1_deg	6.91
r_scangle_it	5.706
r_scbond_it	3.672
r_mcangle_it	1.666
r_angle_refined_deg	1.473
r_mcbond_it	1.098
r_nbtor_refined	0.306
r_symmetry_hbond_refined	0.282
r_symmetry_vdw_refined	0.264
r_nbd_refined	0.226
r_xyhbond_nbd_refined	0.18
r_chiral_restr	0.101
r_bond_refined_d	0.023
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3365
Nucleic Acid Atoms
Solvent Atoms	103
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
DNA	data collection
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	phasing