1UV7

periplasmic domain of EpsM from Vibrio cholerae

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		8	277	6-12MG/ML PROTEIN IN 20MM TRIS PH8, 150MM NACL, 1MM TCEP; RESERVOIR: 2.4-3.0M SODIUM MALONATE, 100MM TRIS PH~8; CRYSTALLISATION: 1.5MKL PROTEIN + 1.5MKL RESERVIOR, 4C, pH 8.00

Crystal Properties
Matthews coefficient	Solvent content
1.8	32.4

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 52.879	α = 90
b = 52.879	β = 90
c = 112.484	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	ADSC CCD		2002-12-12	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 8.2.2	0.9791,0.9795,0.9686	ALS	8.2.2

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	1.7	15.29	99.7	0.047	18	6.61		20676

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	1.7	1.79	93.4		0.627	2.6	5.5

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-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	1.7	20	19604	1027	99.6	0.196	0.242	RANDOM	21.95

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]
-0.42	-0.21		-0.42		0.63

RMS Deviations
Key	Refinement Restraint Deviation
r_scangle_it	6.926
r_dihedral_angle_1_deg	5.469
r_scbond_it	4.706
r_mcangle_it	2.7
r_angle_refined_deg	2.302
r_mcbond_it	1.52
r_angle_other_deg	1.068
r_symmetry_vdw_other	0.305
r_nbd_other	0.253
r_nbd_refined	0.234
r_xyhbond_nbd_refined	0.214
r_symmetry_hbond_refined	0.178
r_symmetry_vdw_refined	0.159
r_chiral_restr	0.158
r_nbtor_other	0.09
r_bond_refined_d	0.014
r_gen_planes_refined	0.012
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
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_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1228
Nucleic Acid Atoms
Solvent Atoms	70
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling
SOLVE	phasing