3ASX

Human Squalene synthase in complex with 1-{4-[{4-chloro-2-[(2-chlorophenyl)(hydroxy)methyl]phenyl}(2,2-dimethylpropyl)amino]-4-oxobutanoyl}piperidine-3-carboxylic acid

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1EZF	PDB ENTRY 1EZF

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION	5	293	seeding method, pH 5, VAPOR DIFFUSION, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.54	51.56

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 87.069	α = 90
b = 59.837	β = 116.66
c = 85.447	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	298	IMAGE PLATE	RIGAKU RAXIS IIC	monochromator	2002-02-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU RU200	1.54178

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	76.7	99.4	0.057	9.4	2.9	26043	26043			27.188

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	2.15	99.4		0.21	3	2.9	4085

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1EZF	2	76.7	26598	25314	1352	100	0.17699	0.17435	0.22839	RANDOM	27.945

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]
0.72		-1.45	-0.66		-1.36

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.44
r_dihedral_angle_4_deg	18.055
r_dihedral_angle_3_deg	16.637
r_dihedral_angle_1_deg	5.679
r_scangle_it	5.547
r_scbond_it	3.443
r_mcangle_it	2.203
r_angle_refined_deg	1.866
r_mcbond_it	1.304
r_chiral_restr	0.144
r_bond_refined_d	0.025
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_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2705
Nucleic Acid Atoms
Solvent Atoms	255
Heterogen Atoms	42

Software

Software
Software Name	Purpose
MOLREP	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling