4KMS

Crystal structure of Acetoacetyl-CoA reductase from Rickettsia felis

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	290	23 mg/mL RifeA.00170.a.B1.PS01660, MCSG1 screen condition G1: 10% PEG8000, 8% ethylene glycol, 100 mM HEPES/NaOH, pH 7.5, Tray 241460g1, VAPOR DIFFUSION, SITTING DROP, temperature 290K

Crystal Properties
Matthews coefficient	Solvent content
2.69	54.3

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 77.11	α = 90
b = 99.7	β = 90
c = 73.37	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	Rh coated flat mirror	2012-02-18	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL7-1	1.12709	SSRL	BL7-1

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	2	50	99.8	0.042	25.78	4.83	38963	38871		-3	38.1

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	2	2.05	100		0.523	3.37

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 3EZL	2	46.95	38963	38831	1949	99.77	0.1751	0.1751	0.1733	0.2103	RANDOM	39.9812

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]
-0.43			0.57		-0.14

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.785
r_dihedral_angle_4_deg	17.068
r_dihedral_angle_3_deg	12.766
r_dihedral_angle_1_deg	5.903
r_mcangle_it	2.605
r_mcbond_it	1.658
r_mcbond_other	1.658
r_angle_refined_deg	1.296
r_angle_other_deg	0.859
r_chiral_restr	0.083
r_bond_refined_d	0.015
r_gen_planes_refined	0.008
r_bond_other_d	0.004
r_gen_planes_other	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3478
Nucleic Acid Atoms
Solvent Atoms	266
Heterogen Atoms

Software

Software
Software Name	Purpose
XSCALE	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
Blu-Ice	data collection