4F98

Crystal structure of a DUF2790 family protein (PA3229) from Pseudomonas aeruginosa PAO1 at 1.26 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		277	20.0% Glycerol 24.0% polyethylene glycol 1500, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
1.8	31.5

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 38.541	α = 90
b = 58.728	β = 90
c = 24.6	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	MARMOSAIC 325 mm CCD	double crystal monochromator	2012-05-02	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-2	0.91837,0.97906,0.97884	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	1.26	38.541	99.3	0.055	13.66			15636		-3	12.005

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	1.26	1.31	99.7		0.737	2

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	MAD	THROUGHOUT	1.26	38.541	15593	779	99.24	0.145	0.1436	0.1691	RANDOM	15.8642

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]
-0.23			-0.38		0.61

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	21.873
r_dihedral_angle_4_deg	19.799
r_sphericity_free	10.19
r_dihedral_angle_3_deg	10.029
r_dihedral_angle_1_deg	5.866
r_scangle_it	5.403
r_sphericity_bonded	4.129
r_scbond_it	4.055
r_mcangle_it	3.448
r_mcbond_it	2.355
r_angle_refined_deg	1.565
r_rigid_bond_restr	1.487
r_angle_other_deg	1.192
r_mcbond_other	0.988
r_chiral_restr	0.091
r_bond_refined_d	0.013
r_gen_planes_refined	0.006
r_bond_other_d	0.003
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	482
Nucleic Acid Atoms
Solvent Atoms	67
Heterogen Atoms	6

Software

Software
Software Name	Purpose
MolProbity	model building
PDB_EXTRACT	data extraction
SHELX	phasing
SHARP	phasing
XSCALE	data scaling
REFMAC	refinement
XDS	data reduction
SHELXD	phasing