3PYW

The structure of the SLH domain from B. anthracis surface array protein at 1.8A

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.5	289	0.1M citrate pH5.5, 2.0M ammonium sulfate, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
3.46	64.48

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 77.767	α = 90
b = 77.767	β = 90
c = 100.408	γ = 90

Symmetry
Space Group	P 41 21 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	ADSC QUANTUM 315r	mirrors	2008-06-27	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9798	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	1.8	54.96	99.86	0.099	26.83	11.1	27789	27750	2	2

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	1.8	1.846	98.55		0.748	1.61	6.3	2133

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.8	54.96	1	27789	27750	1486	99.86	0.16677	0.16561	0.17	0.18913	0.19	RANDOM	20.23

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]
-0.27			-0.27		0.54

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.553
r_dihedral_angle_3_deg	12.632
r_dihedral_angle_4_deg	10.165
r_dihedral_angle_1_deg	5.842
r_scangle_it	4.253
r_scbond_it	3.177
r_mcangle_it	1.665
r_angle_refined_deg	1.485
r_mcbond_it	1.399
r_angle_other_deg	0.993
r_mcbond_other	0.261
r_symmetry_vdw_refined	0.243
r_nbd_refined	0.229
r_symmetry_vdw_other	0.218
r_xyhbond_nbd_refined	0.193
r_symmetry_hbond_refined	0.18
r_nbd_other	0.179
r_nbtor_refined	0.173
r_chiral_restr	0.092
r_nbtor_other	0.087
r_bond_refined_d	0.017
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1360
Nucleic Acid Atoms
Solvent Atoms	241
Heterogen Atoms	5

Software

Software
Software Name	Purpose
SBC-Collect	data collection
HKL-3000	phasing
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling