4EWG

Crystal structure of a Beta-ketoacyl synthase from Burkholderia phymatum STM815

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3HO9	PDB ENTRY 3HO9

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8	290	Internal tracking number 230204c7. JCSG Core Suite IV well c7. 0.1M Imidazole Buffer pH 8.0, 10.0% w/v PEG8,000, 20% ethylene glycol. BuphA.00113.a.A1 ps01343 24.9mg/ml, vapor diffusion, sitting drop, temperature 290K, VAPOR DIFFUSION, SITTING DROP

Crystal Properties
Matthews coefficient	Solvent content
2.28	45.99

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 66.41	α = 90
b = 60.94	β = 95.13
c = 99.68	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	RIGAKU SATURN 944+		2012-03-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU	1.5418

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	2.25	49.64	97.2	0.094	14.29	3.4	37978	36898		-3	27.255

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	2.25	2.31	88.5		0.389	3.7

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	MR	THROUGHOUT	PDB ENTRY 3HO9	2.25	49.64	37978	36892	1819	97.18	0.192	0.192	0.19	0.237	RANDOM	21.003

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]
-0.85		0.95	-0.29		1.32

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.388
r_dihedral_angle_4_deg	14.868
r_dihedral_angle_3_deg	13.291
r_dihedral_angle_1_deg	6.143
r_angle_refined_deg	1.354
r_angle_other_deg	1.102
r_chiral_restr	0.075
r_bond_refined_d	0.014
r_gen_planes_refined	0.006
r_bond_other_d	0.005

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.388
r_dihedral_angle_4_deg	14.868
r_dihedral_angle_3_deg	13.291
r_dihedral_angle_1_deg	6.143
r_angle_refined_deg	1.354
r_angle_other_deg	1.102
r_chiral_restr	0.075
r_bond_refined_d	0.014
r_gen_planes_refined	0.006
r_bond_other_d	0.005
r_gen_planes_other	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	6048
Nucleic Acid Atoms
Solvent Atoms	321
Heterogen Atoms	34

Software

Software
Software Name	Purpose
XSCALE	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.