4LZ3

F95H Epi-isozizaene synthase: Complex with Mg, inorganic pyrophosphate and benzyl triethyl ammonium cation


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3KB9PDBID: 3KB9

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.5298A 0.6 uL drop of protein solution [10 mg/mL F95H EIZS, 20 mM Tris-HCl (pH 7.5), 300 mM NaCl, 10 mM MgCl2, 10% glycerol, 2 mM TCEP, 2 mM sodium pyrophosphate, 2 mM BTAC] was added to 0.6 uL of precipitant solution [40 mM KH2PO4, 16% polyethylene glycol 8000, and 20% glycerol] and equilibrated against a 110 uL well reservoir of precipitant solution., VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.1743.41

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 46.707α = 90
b = 75.644β = 90
c = 107.55γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315Monochromator: Double silicon (111) crystal monochromator with cryogenically-cooled first crystal and sagittally-bent second crystal horizontally-focusing at 3.3:1 demagnification. Mirror: Meridionally-bent fused silica mirror with palladium and uncoated stripes vertically focusing at 6.6:1 demagnification.2013-02-02MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X29A1.075NSLSX29A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
12.095501000.1360.13611.8595.423067-3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.12.181000.3230.3234.9175.4

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDBID: 3KB92.09543.8291.352306723015200099.580.16030.16420.16030.2044random
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
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.229
f_angle_d0.745
f_chiral_restr0.054
f_bond_d0.003
f_plane_restr0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2780
Nucleic Acid Atoms
Solvent Atoms268
Heterogen Atoms55

Software

Software
Software NamePurpose
CBASSdata collection
PHASESphasing
PHENIXrefinement
HKL-2000data reduction
HKL-2000data scaling