1DZ3

DOMAIN-SWAPPING IN THE SPORULATION RESPONSE REGULATOR SPO0A

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		4		10 % PEG 4000, 100 MM LITHIUM SULPHATE 100 MM SODIUM ACETATE, PH 4.0

Crystal Properties
Matthews coefficient	Solvent content
2.7	50

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 59.024	α = 90
b = 59.024	β = 90
c = 66.97	γ = 120

Symmetry
Space Group	P 32 2 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	ADSC CCD		1998-12-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4		ESRF	ID14-4

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym 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	1.65	28	99.4	0.056	24.8	8.7		16570			29.133

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.65	1.71	99.3		0.268	3.8	3.4

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	MAD	THROUGHOUT	1.65	28	15811	843	99.4	0.23538	0.20774	0.26593	RANDOM	34.031

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
p_transverse_tor	16.7
p_staggered_tor	14.8
p_scangle_it	5.607
p_planar_tor	4.7
p_scbond_it	4.395
p_mcangle_it	3.812
p_mcbond_it	2.66
p_multtor_nbd	0.264
p_singtor_nbd	0.19
p_chiral_restr	0.127
p_xyhbond_nbd	0.098
p_planar_d	0.042
p_angle_d	0.033
p_plane_restr	0.0242
p_bond_d	0.016
p_angle_deg
p_hb_or_metal_coord
p_xhyhbond_nbd
p_orthonormal_tor
p_special_tor

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	974
Nucleic Acid Atoms
Solvent Atoms	95
Heterogen Atoms	5

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	phasing