2P0O

Crystal structure of a conserved protein from locus EF_2437 in Enterococcus faecalis with an unknown function

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	289	0.1M Bis-Tris pH 6.5, 25% PEG 3350, VAPOR DIFFUSION, SITTING DROP, temperature 289K

Crystal Properties
Matthews coefficient	Solvent content
2.78	55.76

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 86.244	α = 90
b = 86.244	β = 90
c = 109.764	γ = 120

Symmetry
Space Group	P 63

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 315		2006-02-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.97935	APS	19-ID

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	2.15	33.9	95.2	0.091	11.3	10.5	23984	23984		-3	57.2

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	2.15	2.23	74		0.384	2.4	4.5

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 (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.15	33.9	22760	22760	1224	95.19	0.18543	0.18543	0.18295	0.23345	RANDOM	57.231

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]
-2.22	-1.11		-2.22		3.33

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.946
r_dihedral_angle_4_deg	17.937
r_dihedral_angle_3_deg	17.092
r_dihedral_angle_1_deg	5.889
r_scangle_it	3.655
r_scbond_it	2.363
r_angle_refined_deg	1.48
r_mcangle_it	1.355
r_mcbond_it	0.722
r_nbtor_refined	0.306
r_nbd_refined	0.208
r_symmetry_hbond_refined	0.166
r_symmetry_vdw_refined	0.157
r_xyhbond_nbd_refined	0.135
r_metal_ion_refined	0.1
r_chiral_restr	0.096
r_bond_refined_d	0.017
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2781
Nucleic Acid Atoms
Solvent Atoms	195
Heterogen Atoms	2

Software

Software
Software Name	Purpose
REFMAC	refinement
SBC-Collect	data collection
HKL-2000	data reduction
HKL-2000	data scaling
SHELXD	phasing
SHELXE	model building
autoSHARP	phasing
ARP/wARP	model building
CCP4	phasing
Coot	model building