3KQF

1.8 Angstrom Resolution Crystal Structure of Enoyl-CoA Hydratase from Bacillus anthracis.

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		295	Protein solution: 0.3M NaCl, 10mM HEPES, pH 7.5. Screen solution: PEG400 28%, CaCl2 0.2M, Hepes 0.1M, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
1.85	33.68

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 73.747	α = 90
b = 130.721	β = 114.47
c = 73.802	γ = 90

Symmetry
Space Group	P 1 21 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 300 mm CCD	Beryllium lenses	2009-10-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-G	0.97856	APS	21-ID-G

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	1.8	30	100	0.091	14.3	3.8	116373	116373		-3	22.1

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	1.8	1.83	100		0.556	2.3	3.7	5755

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	1.8	29.87	109827	109827	5782	98.82	0.15737	0.15737	0.1555	0.19325	RANDOM	15.177

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]
-1.23		0.98	0.66		1.38

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.082
r_dihedral_angle_4_deg	12.198
r_dihedral_angle_3_deg	9.265
r_scangle_it	4.571
r_scbond_it	2.785
r_dihedral_angle_1_deg	2.704
r_mcangle_it	1.56
r_angle_refined_deg	1.324
r_mcbond_it	0.925
r_angle_other_deg	0.864
r_mcbond_other	0.309
r_chiral_restr	0.08
r_bond_refined_d	0.011
r_gen_planes_refined	0.005
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	11812
Nucleic Acid Atoms
Solvent Atoms	843
Heterogen Atoms	7

Software

Software
Software Name	Purpose
Blu-Ice	data collection
CRANK	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling