3E59

Crystal structure of the PvcA (PA2254) protein from Pseudomonas aeruginosa

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	9	293	41-45% PEG 1000, 35-50 mM KH2PO4, 100 mM TrisHCl, pH 9.0, VAPOR DIFFUSION, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.39	48.57

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.226	α = 90
b = 132.53	β = 97.93
c = 96.897	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	113	CCD	ADSC QUANTUM 315		2008-02-23	M	SINGLE WAVELENGTH
2	1	x-ray	113	CCD	ADSC QUANTUM 315		2008-02-25	M	MAD
1,2	1

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-1	0.979	SSRL	BL9-1
2	SYNCHROTRON	SSRL BEAMLINE BL9-1	0.97922, 0.97957, 0.9567	SSRL	BL9-1

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	2.1	50	93.6	0.053	16.5	3.5	82701	77408		-3	39

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	2.1	2.18	0.618		0.314

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	2.1	30	67528	3546	96.2	0.19955	0.19955	0.19699	0.24618	RANDOM	42.106

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]
-2.52		0.73	-0.53		3.26

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.194
r_dihedral_angle_4_deg	17.54
r_dihedral_angle_3_deg	15.72
r_dihedral_angle_1_deg	5.299
r_scangle_it	3.008
r_mcangle_it	2.668
r_scbond_it	2.056
r_mcbond_it	1.797
r_angle_refined_deg	1.191
r_nbtor_refined	0.299
r_nbd_refined	0.193
r_symmetry_vdw_refined	0.16
r_xyhbond_nbd_refined	0.146
r_symmetry_hbond_refined	0.11
r_chiral_restr	0.081
r_bond_refined_d	0.01
r_gen_planes_refined	0.004
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	9579
Nucleic Acid Atoms
Solvent Atoms	417
Heterogen Atoms	50

Software

Software
Software Name	Purpose
REFMAC	refinement
Blu-Ice	data collection
HKL-2000	data reduction
HKL-2000	data scaling
SOLVE	phasing