8WTQ

HUMAN SQUALENE SYNTHASE IN COMPLEX WITH {1-[2-Chloro-5-(2,2-dimethyl-propyl)-13-(2-methoxy-phenyl)-6-oxo-6,7,10,11-tetrahydro-5H,9H,13H-12-oxa-5,8-diaza-benzocycloundecene-8-carbonyl]-piperidin-4-yl}-acetic acid

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	20% PEG8000/ 50mM KH2PO4/ 1mM DTT. Complex crystal was prepared by soaking in 20% PEG8000/ 50mM KH2PO4, pH 6/ 1mM DTT

Crystal Properties
Matthews coefficient	Solvent content
2.56	52.05

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 87.382	α = 90
b = 60.017	β = 117.07
c = 86.049	γ = 90

Symmetry
Space Group	C 1 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	IMAGE PLATE	RIGAKU RAXIS VII		2003-02-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	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	27.98	99.1	0.088	0.088	6.6	2.45		26702

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	2.07	99.6		0.233	2.8	2.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2	25	25334	1348	98.94	0.1591	0.15668	0.20582	RANDOM	16.819

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]
0.54		-0.4	0.33		-0.31

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.363
r_dihedral_angle_4_deg	15.547
r_dihedral_angle_3_deg	13.676
r_long_range_B_refined	6.4
r_dihedral_angle_1_deg	5.287
r_scbond_it	2.441
r_mcangle_it	2.187
r_angle_refined_deg	1.641
r_mcbond_it	1.446
r_chiral_restr	0.104
r_bond_refined_d	0.01
r_gen_planes_refined	0.01
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2660
Nucleic Acid Atoms
Solvent Atoms	324
Heterogen Atoms	47

Software

Software
Software Name	Purpose
REFMAC	refinement
d*TREK	data scaling
d*TREK	data reduction
PHASER	phasing