2PFS

Crystal structure of universal stress protein from Nitrosomonas europaea

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	7.5	293	0.2M Sodium chloride, 0.1M HEPES pH 7.5, 25% PEG3350, 2% Isopropanol, VAPOR DIFFUSION, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.14	42.47

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 76	α = 90
b = 76	β = 90
c = 42.987	γ = 120

Symmetry
Space Group	P 3 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	Mirrors	2007-02-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.97918	APS	19-ID

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	2.25	50	97.6	0.06	0.06	58.5	11.1	6882	6882		-3

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	2.25	2.29	81.5		0.486	0.486	2.9	7.7	277

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	2.25	50	6538	6538	329	97.57	0.19758	0.19758	0.19471	0.25455	RANDOM	52.42

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]
-1.8	-0.9		-1.8		2.7

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.88
r_dihedral_angle_3_deg	13.601
r_dihedral_angle_4_deg	13.282
r_dihedral_angle_1_deg	8.463
r_scangle_it	4.252
r_scbond_it	2.736
r_mcangle_it	1.74
r_angle_refined_deg	1.563
r_mcbond_it	1.182
r_nbtor_refined	0.302
r_symmetry_hbond_refined	0.254
r_nbd_refined	0.214
r_symmetry_vdw_refined	0.211
r_xyhbond_nbd_refined	0.136
r_chiral_restr	0.113
r_bond_refined_d	0.017
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	936
Nucleic Acid Atoms
Solvent Atoms	40
Heterogen Atoms	2

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling
HKL-3000	phasing
SHELXD	phasing
SHELXE	model building
CCP4	phasing
MLPHARE	phasing
DM	phasing
O	model building
Coot	model building
SOLVE	phasing
RESOLVE	phasing
ARP/wARP	model building