1T0B

Structure of ThuA-like protein from Bacillus stearothermophilus

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		273	VAPOR DIFFUSION, HANGING DROP, temperature 273K

Crystal Properties
Matthews coefficient	Solvent content
2.5	50.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.542	α = 90.84
b = 74.603	β = 97.78
c = 123.518	γ = 118.69

Symmetry
Space Group	P 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	110	CCD	CUSTOM-MADE		2003-06-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-BM	1.28136	APS	19-BM

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.7	50	85.4			243014	207543		-3

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	Se-SAD	THROUGHOUT	1.7	20	207543	206503	1040	85.4	0.14484	0.14467	0.17536	RANDOM	12.821

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	-0.47	0.49	-0.42	0.21	-0.39

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.131
r_dihedral_angle_4_deg	17.521
r_dihedral_angle_3_deg	14.904
r_dihedral_angle_1_deg	6.625
r_scangle_it	4.435
r_scbond_it	3.199
r_mcangle_it	2.081
r_angle_refined_deg	1.951
r_mcbond_it	1.801
r_angle_other_deg	0.954
r_mcbond_other	0.465
r_symmetry_vdw_other	0.253
r_xyhbond_nbd_refined	0.245
r_symmetry_vdw_refined	0.245
r_nbd_refined	0.231
r_xyhbond_nbd_other	0.217
r_nbd_other	0.213
r_symmetry_hbond_refined	0.195
r_metal_ion_refined	0.181
r_chiral_restr	0.132
r_nbtor_other	0.09
r_bond_refined_d	0.024
r_gen_planes_refined	0.011
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	15711
Nucleic Acid Atoms
Solvent Atoms	1624
Heterogen Atoms	8

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling
SnB	phasing