Experiment: 3WJO

Crystal structure of Octaprenyl Pyrophosphate synthase from Escherichia coli with isopentenyl pyrophosphate (IPP)

X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	298	0.3M Magnesium chloride hexahydrate, 0.1M Tris-HCl pH 8.5, 24% w/v polyethylene glycol 3350 , VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.41	49.01

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 117.458	α = 90
b = 130.87	β = 90
c = 46.412	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 315		2012-08-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSRRC BEAMLINE BL13B1		NSRRC	BL13B1

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	2.45	25	99.9	0.062	28.5	6.3		27265

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	2.45	2.54	100		0.454		6.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	3WJK	2.45	25	26240	1267	96.9	0.2242	0.2243	0.2758	0.2802	RANDOM	49.9517

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]
13.799			-12.668		-1.131

RMS Deviations
Key	Refinement Restraint Deviation
c_scangle_it	2.978
c_mcangle_it	2.408
c_scbond_it	2.063
c_mcbond_it	1.424

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4638
Nucleic Acid Atoms
Solvent Atoms	331
Heterogen Atoms	23

Software

Software
Software Name	Purpose
HKL-2000	data collection
PHASES	phasing
CNS	refinement
HKL-2000	data reduction
HKL-2000	data scaling