4QTQ

Structure of a Xanthomonas Type IV Secretion System related protein

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.5	291	100 mM BIS-TRIS-HCL PH 5.5, 200 mM AMMONIUM SULPHATE AND 25% (W/V) PEG 3350, VAPOR DIFFUSION , VAPOR DIFFUSION, SITTING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.8	56.1

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 160.457	α = 90
b = 37.695	β = 92.61
c = 43.252	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	100	IMAGE PLATE	RIGAKU RAXIS IV++		2009-11-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.54187

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	38.78	95.1	0.065	8.8	3.7	16929	16066

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	2	2.07	89.9		0.497	2.1	3.7

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	SIRAS	THROUGHOUT	2	38.78	16066	859	95.09	0.20224	0.20013	0.24072	RANDOM	51.205

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]
0.25		-0.55	-0.37		0.17

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	40.214
r_dihedral_angle_4_deg	14.059
r_dihedral_angle_3_deg	14.011
r_long_range_B_refined	7.572
r_long_range_B_other	7.398
r_dihedral_angle_1_deg	5.638
r_mcangle_it	2.84
r_mcangle_other	2.84
r_scangle_other	2.549
r_mcbond_other	1.645
r_mcbond_it	1.644
r_scbond_it	1.507
r_scbond_other	1.503
r_angle_refined_deg	1.186
r_angle_other_deg	0.695
r_chiral_restr	0.072
r_bond_refined_d	0.007
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1590
Nucleic Acid Atoms
Solvent Atoms	180
Heterogen Atoms	1

Software

Software
Software Name	Purpose
d*TREK	data scaling
SHELXDE	phasing
REFMAC	refinement
d*TREK	data reduction