3ICC | pdb_00003icc

Crystal structure of a putative 3-oxoacyl-(acyl carrier protein) reductase from Bacillus anthracis at 1.87 A resolution

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	293	30% PEG MME 5000, 0.2M Ammonium sulfate, 0.1M MES pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.43	49.33

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 98.734	α = 90
b = 104.835	β = 90
c = 103.684	γ = 90

Symmetry
Space Group	C 2 2 21

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	2009-06-14	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.9793	APS	19-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	1.87	50	100	0.1	0.1	46.3	7.3	44201	44201		-3	21.3

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.87	1.9	100		0.686	0.686	3	7	2186

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	1.87	50	41930	41930	2227	98.76	0.16817	0.16817	0.16615	0.1747	0.20676	0.2135	RANDOM	13.376

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]
3.43			-1.77		-1.66

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.991
r_dihedral_angle_4_deg	14.709
r_dihedral_angle_3_deg	12.836
r_dihedral_angle_1_deg	5.708
r_scangle_it	4.327
r_scbond_it	2.955
r_mcangle_it	1.601
r_angle_refined_deg	1.557
r_angle_other_deg	0.964
r_mcbond_it	0.903
r_mcbond_other	0.271
r_chiral_restr	0.095
r_bond_refined_d	0.016
r_gen_planes_refined	0.006
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3826
Nucleic Acid Atoms
Solvent Atoms	288
Heterogen Atoms	127

Software

Software
Software Name	Purpose
HKL-3000	data collection
HKL-3000	phasing
SHELXD	phasing
SHELXE	model building
MLPHARE	phasing
DM	model building
CCP4	model building
SOLVE	phasing
RESOLVE	model building
ARP/wARP	model building
Coot	model building
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling
DM	phasing
CCP4	phasing
RESOLVE	phasing