3I0T

Sulfur-SAD at long wavelength: Structure of BH3703 from Bacillus halodurans

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	298	(NH4)2SO4 2.0 M, Tris pH 7.5, LiSO4 0.2M, Vapor diffusion, Sitting drop, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
3.06	59.81

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 71.469	α = 90
b = 81.474	β = 90
c = 92.071	γ = 90

Symmetry
Space Group	P 21 21 21

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	MAR CCD 165 mm		2006-08-26		SAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 31-ID	2.26864	APS	31-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	2.27	33.03	99.1	0.059	37.354	6.9

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)
	2.27	2.35	90.9		0.197		6	4357

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.27	33.03	25268	1289	99.59	0.205	0.203	0.238	RANDOM	34.371

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]
0.32			-2.03		1.7

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.196
r_dihedral_angle_3_deg	14.38
r_dihedral_angle_4_deg	7.993
r_dihedral_angle_1_deg	5.886
r_scangle_it	3.851
r_scbond_it	2.365
r_mcangle_it	1.741
r_angle_refined_deg	1.291
r_mcbond_it	0.892
r_chiral_restr	0.102
r_bond_refined_d	0.014
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3011
Nucleic Acid Atoms
Solvent Atoms	189
Heterogen Atoms	5

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345dtb	data collection
HKL-2000	data reduction
SHELXD	phasing
SHELXE	model building