3H7Y

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


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1MICROBATCH6.82880.1M Tris, 10% PEG 8000, 60% MPD, 0.2M NaCl, pH 6.8, Micro batch, temperature 288K
Crystal Properties
Matthews coefficientSolvent content
2.2344.85

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 68.661α = 90
b = 68.661β = 90
c = 211.525γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm plate2006-09-07MSINGLE 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
12.2235.2599.580.10231.322.12590622
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)
12.212.33870.38110.123.33264

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (I)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONSADTHROUGHOUT2.2234.332224587131599.580.20560.202720.25955RANDOM11.037
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]
0.020.02-0.04
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.258
r_dihedral_angle_3_deg14.231
r_dihedral_angle_4_deg13.532
r_dihedral_angle_1_deg6.504
r_scangle_it1.871
r_scbond_it1.12
r_angle_refined_deg1.026
r_mcangle_it0.817
r_mcbond_it0.432
r_chiral_restr0.067
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.258
r_dihedral_angle_3_deg14.231
r_dihedral_angle_4_deg13.532
r_dihedral_angle_1_deg6.504
r_scangle_it1.871
r_scbond_it1.12
r_angle_refined_deg1.026
r_mcangle_it0.817
r_mcbond_it0.432
r_chiral_restr0.067
r_bond_refined_d0.006
r_gen_planes_refined0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3538
Nucleic Acid Atoms
Solvent Atoms163
Heterogen Atoms29

Software

Software
Software NamePurpose
MAR345dtbdata collection
PHASESphasing
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling