Experiment: 2ZCO

Crystal structure of the C(30) carotenoid dehydrosqualene synthase from Staphylococcus aureus

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	298	0.12-0.58M potassium sodium tartrate, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.42	49.17

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 80.41	α = 90
b = 80.41	β = 90
c = 90.2	γ = 120

Symmetry
Space Group	P 32 2 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	ADSC QUANTUM 4	Vertically Collimating Premirror, Toroidal Focusing Mirror	2006-10-19	M	SINGLE WAVELENGTH
2	1	x-ray	100	CCD	ADSC QUANTUM 315	VERTICALLY COLLIMATING PREMIRROR, TOROIDAL FOCUSING MIRROR	2006-09-20	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL12B2	1.0000	SPring-8	BL12B2
2	SYNCHROTRON	NSRRC BEAMLINE BL13B1	0.97918, 0.97940, 0.96394	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	1.58	30	99.5	0.041	55.3	9	46641	46486		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)
	1.58	1.64	100		0.34	8.6	9	4600

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-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MAD	THROUGHOUT	1.58	30	46641	45389	2258	97.3	0.187	0.1868	0.213	0.2128	random	29.6

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]

RMS Deviations
Key	Refinement Restraint Deviation
c_angle_deg	1.5
c_bond_d	0.014

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2392
Nucleic Acid Atoms
Solvent Atoms	628
Heterogen Atoms

Software

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