7POB

An Irreversible, Promiscuous and Highly Thermostable Claisen-Condensation Biocatalyst Drives the Synthesis of Substituted Pyrroles


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3TQX 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP293.1530 mM magnesium chloride, 30 mM calcium chloride, 100 mM Hepes/MOPS pH 7.5, 12.5 % (v/v) MPD, 12.5 % (w/v) PEG 1000 and 12.5 % (w/v) PEG 3350
Crystal Properties
Matthews coefficientSolvent content
1.9536.83

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 67.1α = 90
b = 57.135β = 92.35
c = 189.443γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2021-05-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I030.9796DiamondI03

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
1294.64299.90.1660.180.0710.9991112.597294
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
122.031.5441.6740.6420.73913

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE3TQX294.64297228485099.7450.2140.21140.261435.896
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]
-3.061-1.169-2.8525.988
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg29.396
r_dihedral_angle_4_deg18.777
r_dihedral_angle_3_deg16.131
r_dihedral_angle_1_deg7.85
r_lrange_it7.187
r_lrange_other7.186
r_scangle_it5.901
r_scangle_other5.901
r_mcangle_it4.126
r_mcangle_other4.126
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg29.396
r_dihedral_angle_4_deg18.777
r_dihedral_angle_3_deg16.131
r_dihedral_angle_1_deg7.85
r_lrange_it7.187
r_lrange_other7.186
r_scangle_it5.901
r_scangle_other5.901
r_mcangle_it4.126
r_mcangle_other4.126
r_scbond_other3.993
r_scbond_it3.992
r_mcbond_it3.034
r_mcbond_other3.031
r_angle_refined_deg1.688
r_angle_other_deg1.354
r_metal_ion_refined0.323
r_symmetry_xyhbond_nbd_refined0.268
r_nbd_other0.248
r_nbd_refined0.206
r_symmetry_nbd_refined0.192
r_symmetry_xyhbond_nbd_other0.191
r_symmetry_nbd_other0.183
r_nbtor_refined0.162
r_xyhbond_nbd_refined0.158
r_chiral_restr0.084
r_symmetry_nbtor_other0.082
r_ncsr_local_group_20.08
r_ncsr_local_group_40.08
r_ncsr_local_group_50.077
r_symmetry_metal_ion_refined0.076
r_ncsr_local_group_30.076
r_ncsr_local_group_60.05
r_ncsr_local_group_10.034
r_bond_refined_d0.01
r_gen_planes_refined0.008
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms12244
Nucleic Acid Atoms
Solvent Atoms493
Heterogen Atoms61

Software

Software
Software NamePurpose
REFMACrefinement
REFMACrefinement
Aimlessdata scaling
pointlessdata scaling
xia2data scaling
PHASERphasing
Cootmodel building
BUCCANEERmodel building
MolProbitymodel building
autoPROCdata reduction