3H9A

Crystal structure of BacB, an enzyme involved in Bacilysin synthesis, in triclinic form


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1MICROBATCH6.82880.1M Tris, 10% PEG 8000, 45% MPD, 0.2M NaCl, pH 6.8, Micro batch, temperature 288K
Crystal Properties
Matthews coefficientSolvent content
2.3247.07

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 46.252α = 89.05
b = 47.198β = 77.27
c = 62.906γ = 82.28
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm plate2007-05-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU1.5418

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
12.0330.6791.40.0678.52.23045022
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)
12.032.1473.80.2432.82.13593

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (I)Cut-off Sigma (F)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 REPLACEMENTTHROUGHOUTPDB ENTRY 3H7Y2.0430.34223045028910153793.260.208510.205680.26192RANDOM15.575
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]
-0.080.190.01-0.07-0.240.1
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.902
r_dihedral_angle_4_deg16.799
r_dihedral_angle_3_deg14.812
r_dihedral_angle_1_deg6.091
r_scangle_it1.748
r_scbond_it1.114
r_angle_refined_deg0.96
r_mcangle_it0.663
r_mcbond_it0.342
r_chiral_restr0.065
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.902
r_dihedral_angle_4_deg16.799
r_dihedral_angle_3_deg14.812
r_dihedral_angle_1_deg6.091
r_scangle_it1.748
r_scbond_it1.114
r_angle_refined_deg0.96
r_mcangle_it0.663
r_mcbond_it0.342
r_chiral_restr0.065
r_bond_refined_d0.005
r_gen_planes_refined0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3608
Nucleic Acid Atoms
Solvent Atoms177
Heterogen Atoms29

Software

Software
Software NamePurpose
MAR345dtbdata collection
PHASESphasing
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling