3OPK

Crystal structure of divalent-cation tolerance protein CutA from Salmonella enterica subsp. enterica serovar Typhimurium str. LT2

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	291	2.8 M sodium Acetate, 10mM ADP, 1mM Magnesium chloride, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 291K

Crystal Properties
Matthews coefficient	Solvent content
2.26	45.49

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 62.333	α = 90
b = 107.925	β = 90
c = 52.177	γ = 90

Symmetry
Space Group	P 21 21 2

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 QUANTUM 315r	mirrors	2010-08-20	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9794	APS	19-ID

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	1.9	40	99.4	0.106	13.7	3.5	28230	28212	2	2

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)
	1.9	1.93	95.7		0.514	2	2.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	3GSD	1.9	30	2	2	27030	26615	1413	98.8	0.18	0.17744	0.17523	0.21867	RANDOM	16.591

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]
-1.03			0.01		1.02

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	42.468
r_dihedral_angle_4_deg	27.734
r_dihedral_angle_3_deg	15.021
r_dihedral_angle_1_deg	5.649
r_scangle_it	5.061
r_scbond_it	3.235
r_mcangle_it	1.977
r_angle_refined_deg	1.867
r_angle_other_deg	1.341
r_mcbond_it	1.146
r_mcbond_other	0.309
r_chiral_restr	0.115
r_bond_refined_d	0.023
r_gen_planes_refined	0.009
r_bond_other_d	0.007
r_gen_planes_other	0.002
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2561
Nucleic Acid Atoms
Solvent Atoms	148
Heterogen Atoms	10

Software

Software
Software Name	Purpose
SBC-Collect	data collection
MOLREP	phasing
CCP4	model building
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling
CCP4	phasing