2AF5

2.5A X-ray Structure of Engineered OspA protein

X-RAY DIFFRACTION

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Crystallization

Crystal Properties
Matthews coefficient	Solvent content
2.9	57

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 48.547	α = 90
b = 55.33	β = 104.08
c = 70.361	γ = 90

Symmetry
Space Group	P 1 21 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	MARRESEARCH	mirrors	2004-10-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 14-ID-B	0.97946	APS	14-ID-B

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	2.4	30	99.9	0.075	9.2	5.4	11367	14271			61.2

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 1OSP	2.5	20	11367	11367	1287	99.89	0.24572	0.24572	0.24237	0.27556	RANDOM	20.892

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]
7.94		-2.61	-6		-3.21

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.03
r_dihedral_angle_4_deg	19.65
r_dihedral_angle_3_deg	18.176
r_dihedral_angle_1_deg	7.229
r_scangle_it	4.718
r_scbond_it	3.291
r_mcangle_it	1.945
r_mcbond_it	1.562
r_angle_refined_deg	1.481
r_angle_other_deg	0.952
r_mcbond_other	0.329
r_symmetry_vdw_refined	0.251
r_symmetry_vdw_other	0.234
r_nbd_refined	0.227
r_nbd_other	0.197
r_xyhbond_nbd_refined	0.171
r_symmetry_hbond_refined	0.143
r_nbtor_other	0.085
r_chiral_restr	0.077
r_bond_refined_d	0.013
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2223
Nucleic Acid Atoms
Solvent Atoms	52
Heterogen Atoms

Software

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