3DMB

Crystal structure of a putative general stress family protein (xcc2264) from xanthomonas campestris pv. campestris at 2.30 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	4.5	277	1.2000M K2HPO4, 0.8000M Na2HPO4, 0.1M Acetate pH 4.5, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.26	45.56

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 105.32	α = 90
b = 105.32	β = 90
c = 68.34	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	100	CCD	MARMOSAIC 325 mm CCD	Flat mirror (vertical focusing)	2008-05-16	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL11-1	0.97862,0.91837,0.97939	SSRL	BL11-1

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	2.3	28.665	99.4	0.048	17.56			19745		-3	52.88

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	2.3	2.38	96		0.642	2.1

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	2.3	28.665	19719	1006	99.7	0.213	0.21	0.264	RANDOM	56.5

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]
1.08	0.54		1.08		-1.61

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.754
r_dihedral_angle_3_deg	13.173
r_dihedral_angle_4_deg	10.207
r_scangle_it	4.44
r_dihedral_angle_1_deg	3.749
r_scbond_it	3.073
r_mcangle_it	1.763
r_angle_refined_deg	1.671
r_angle_other_deg	1.281
r_mcbond_it	1.125
r_mcbond_other	0.235
r_nbd_refined	0.162
r_symmetry_vdw_refined	0.161
r_nbtor_refined	0.15
r_nbd_other	0.138
r_symmetry_vdw_other	0.124
r_xyhbond_nbd_refined	0.11
r_chiral_restr	0.096
r_symmetry_hbond_refined	0.077
r_nbtor_other	0.07
r_bond_refined_d	0.014
r_gen_planes_refined	0.005
r_bond_other_d	0.003
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3219
Nucleic Acid Atoms
Solvent Atoms	64
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
PHENIX	refinement
SHELX	phasing
MolProbity	model building
XSCALE	data scaling
PDB_EXTRACT	data extraction
XDS	data reduction
SHELXD	phasing
autoSHARP	phasing