1HWK

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


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, microseeding
Crystal Properties
Matthews coefficientSolvent content
2.344

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 74.596α = 90
b = 172.724β = 117.73
c = 80.008γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray123CCDADSC QUANTUM 4mirror2000-07-01MSINGLE 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
12.2110098.60.03830.83.78734387343-332.8
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)
2.212.2584.30.3093.32.83712

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 1dqa2.2243.4-38696386963200298.60.2120.235RANDOM52.7
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]
3.9112.64-5.871.95
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.9
c_scangle_it2.72
c_mcangle_it1.85
c_scbond_it1.85
c_improper_angle_d1.42
c_angle_deg1.4
c_mcbond_it1.12
c_bond_d0.011
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms11772
Nucleic Acid Atoms
Solvent Atoms225
Heterogen Atoms299

Software

Software
Software NamePurpose
CNSrefinement
DENZOdata reduction
SCALEPACKdata scaling
CNSphasing