6Z1K

A de novo Enzyme for the Morita-Baylis-Hillman Reaction BH32.6


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP727710% w/v PEG 8000, 20% v/v ethylene glycol 0.03 M of each divalent cation 0.1 M MES/imidazole pH 6.5
Crystal Properties
Matthews coefficientSolvent content
3.2662.32

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 71.69α = 90
b = 71.69β = 90
c = 121.272γ = 120
Symmetry
Space GroupP 31 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 6M2018-08-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I030.976DiamondI03

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)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
11.4855.2699.90.059850.06340.020620.99714.649.56077226.4
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.481.5399.131.4110.4770.6791.199.6

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE6Q7O1.4855.261.3660761303899.90.15820.15720.177135.89
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_d19.8064
f_angle_d1.1332
f_chiral_restr0.0768
f_bond_d0.0087
f_plane_restr0.0076
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1845
Nucleic Acid Atoms
Solvent Atoms242
Heterogen Atoms18

Software

Software
Software NamePurpose
PHENIXrefinement
PHENIXrefinement
xia2data reduction
xia2data scaling
PHASERphasing