2IGS

Crystal Structure of the Protein of Unknown Function from Pseudomonas aeruginosa

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.6	295	25% PEG5K MME, 0.2M ammonium sulfate, 0.1M sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
2.77	55.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 76.424	α = 90
b = 100.458	β = 100.33
c = 140.845	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	ADSC QUANTUM 315	mirrors	2004-10-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID		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	2.17	28.52	96.7	0.104	7	7.7	107066	107066

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	2.17	2.25	84		0.597	2.1	5	9259

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.17	28.52	96251	96251	10728	96.62	0.19359	0.19359	0.18728	0.25017	RANDOM	21.468

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]
0.5		-1.04	1.36		-2.24

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.744
r_dihedral_angle_4_deg	22.459
r_dihedral_angle_3_deg	18.455
r_dihedral_angle_1_deg	5.546
r_scangle_it	2.47
r_scbond_it	1.656
r_angle_refined_deg	1.429
r_mcangle_it	0.937
r_mcbond_it	0.578
r_nbtor_refined	0.306
r_nbd_refined	0.22
r_symmetry_vdw_refined	0.219
r_symmetry_hbond_refined	0.217
r_xyhbond_nbd_refined	0.173
r_chiral_restr	0.104
r_bond_refined_d	0.013
r_gen_planes_refined	0.005
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	13123
Nucleic Acid Atoms
Solvent Atoms	1059
Heterogen Atoms	103

Software

Software
Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
HKL-3000	phasing
SHELXCD	phasing
SHELXD	phasing
SHELXE	model building
MLPHARE	phasing
SOLVE	phasing
RESOLVE	phasing
PHENIX	phasing