4I6A

3-hydroxy-3-methylglutaryl (HMG) Coenzyme A reductase from Pseudomonas mevalonii complexed with HMG-CoA

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	293	1.2M ammonium sulfate, 75mM sodium citrate, 100 mM sodium ADA, microseeding, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.63	53.17

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 225.771	α = 90
b = 225.771	β = 90
c = 225.771	γ = 90

Symmetry
Space Group	I 41 3 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 210		2002-11-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 17-ID	1.00	APS	17-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.85	38.72	99.4				78390	1	1

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.85	2.02	98.8

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-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.85	38.72	70862	78390	2422	97.67	0.17875	0.17804	0.20044	RANDOM	36.21

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
r_dihedral_angle_2_deg	38.986
r_dihedral_angle_4_deg	15.669
r_dihedral_angle_3_deg	13.819
r_dihedral_angle_1_deg	6.439
r_scangle_it	5.147
r_scbond_it	3.535
r_mcangle_it	2.249
r_mcbond_it	1.514
r_angle_refined_deg	1.45
r_angle_other_deg	0.747
r_chiral_restr	0.106
r_bond_refined_d	0.022
r_gen_planes_refined	0.011
r_bond_other_d	0.001
r_gen_planes_other	0.001
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	5582
Nucleic Acid Atoms
Solvent Atoms	417
Heterogen Atoms	63

Software

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