3INP

2.05 Angstrom Resolution Crystal Structure of D-ribulose-phosphate 3-epimerase from Francisella tularensis.

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4	295	protein solution: 7.5 mg/mL, 0.5M Sodium chloride, TRIS-HCl pH 8.3; Screen solution: JCSG+, condition B1, 0.8M Ammonium sulfate, 0.1M Citric acid pH 4.0; Cryo solution: 1.8M Ammonium sulfate, 25% (w/v) Sucrose., VAPOR DIFFUSION, SITTING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
4.37	71.86

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 224.08	α = 90
b = 224.08	β = 90
c = 224.08	γ = 90

Symmetry
Space Group	F 41 3 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 225 mm CCD	Diamond	2009-08-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-F	0.97872	APS	21-ID-F

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	2.05	30	100	0.096	28.2	14.4	30690	30690		-3	29.9

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	2.05	2.09	100		0.472	6.3	14.6	1518

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 1TQJ	2.05	29.94	29116	29116	1548	99.99	0.15925	0.15925	0.15833	0.17703	RANDOM	13.424

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.981
r_dihedral_angle_4_deg	20.55
r_dihedral_angle_3_deg	9.932
r_scangle_it	5.058
r_scbond_it	3.265
r_dihedral_angle_1_deg	3.121
r_mcangle_it	1.773
r_angle_refined_deg	1.396
r_mcbond_it	1.004
r_angle_other_deg	0.866
r_mcbond_other	0.339
r_chiral_restr	0.092
r_bond_refined_d	0.012
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1663
Nucleic Acid Atoms
Solvent Atoms	165
Heterogen Atoms	12

Software

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