1TN8

Protein Farnesyltransferase Complexed with a H-Ras Peptide Substrate and a FPP Analog at 2.25A Resolution


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1D8D 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.729014% PEG 8000, 600 mM ammonium acetate pH 5.7, 20 mM DTT, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Crystal Properties
Matthews coefficientSolvent content
3.11960.6

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 171.147α = 90
b = 171.147β = 90
c = 69.326γ = 120
Symmetry
Space GroupP 61

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IVdouble mirror optics (MSC)2000-01-13MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU1.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
12.25501000.1114.76.555180-324.1
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.252.3399.90.6312.55.55427

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1D8D2.2537.065517553218264196.70.1930.1930.218RANDOM41.7
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]
3.962.693.96-7.92
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d20
c_scangle_it2.73
c_mcangle_it1.89
c_scbond_it1.79
c_angle_deg1.2
c_mcbond_it1.13
c_improper_angle_d0.83
c_bond_d0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5980
Nucleic Acid Atoms
Solvent Atoms318
Heterogen Atoms25

Software

Software
Software NamePurpose
CNSrefinement
DENZOdata reduction
SCALEPACKdata scaling
X-PLORphasing