4LFU

Crystal structure of Escherichia coli SdiA in the space group C2

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.2	287	0.1M 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid, 0.2M Lithium sulfate, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 287K

Crystal Properties
Matthews coefficient	Solvent content
3.15	60.98

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 96.284	α = 90
b = 68.691	β = 126.47
c = 69.278	γ = 90

Symmetry
Space Group	C 1 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		CCD	RAYONIX MX225HE				SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL41XU	1.0000	SPring-8	BL41XU

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	2.26	30	95.9	0.073	14.7	3.1	16343	15672

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	2.26		78.1		0.34	2	2.2	1310

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	MOLECULAR REPLACEMENT	THROUGHOUT	2.26	29.24	16343	15522	819	95.35	0.21573	0.21263	0.27564	RANDOM	35.659

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]
-1.86		-0.57	1.93		-0.75

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.107
r_dihedral_angle_4_deg	21.525
r_dihedral_angle_3_deg	18.752
r_dihedral_angle_1_deg	5.197
r_scangle_it	3.386
r_scbond_it	2.138
r_mcangle_it	1.418
r_angle_refined_deg	1.411
r_mcbond_it	0.864
r_symmetry_hbond_refined	0.362
r_nbtor_refined	0.3
r_nbd_refined	0.201
r_symmetry_vdw_refined	0.182
r_xyhbond_nbd_refined	0.157
r_chiral_restr	0.091
r_bond_refined_d	0.013
r_gen_planes_refined	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1941
Nucleic Acid Atoms
Solvent Atoms	105
Heterogen Atoms	28

Software

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