1HW9

COMPLEX OF THE CATALYTIC PORTION OF HUMAN HMG-COA REDUCTASE WITH SIMVASTATIN


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1DQApdb entry 1dqa

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1Microseeding7.5294PEG 4000, ammonium acetate, glycerol, DTT, Hepes, Microseeding, pH 7.5 at 294 K
Crystal Properties
Matthews coefficientSolvent content
2.344

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 74.55α = 90
b = 172.817β = 117.56
c = 80.033γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray123CCDADSC QUANTUM 4mirror2000-07-02MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONCHESS BEAMLINE F10.942CHESSF1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.3310095.80.06420.73.97385473854-341.4
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.332.3761.70.4521.62.72376

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (I)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONdifference fourierTHROUGHOUTpdb entry 1dqa2.3343.43-37369973699200096.40.2220.248RANDOM60.4
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]
9.6118.65-13.884.27
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d23.1
c_scangle_it1.5
c_improper_angle_d1.31
c_angle_deg1.3
c_mcangle_it1.24
c_scbond_it0.98
c_mcbond_it0.7
c_bond_d0.009
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms11750
Nucleic Acid Atoms
Solvent Atoms176
Heterogen Atoms259

Software

Software
Software NamePurpose
CNSrefinement
DENZOdata reduction
SCALEPACKdata scaling
CNSphasing