3OJI

X-ray crystal structure of the Py13 -pyrabactin complex


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.52931.7M (NH4)2SO4, 100mM cacodylate, 200mM NaCl, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.3246.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 53.632α = 90
b = 67.538β = 90
c = 109.08γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray130CCDMAR CCD 165 mm2010-07-29MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONBSRF BEAMLINE 3W1A1.0BSRF3W1A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.835091.6357023270435
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.831.8668.12.965.41194

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation 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 REPLACEMENTTHROUGHOUT3KLX1.8433.2853570232704173197.810.200760.200760.199470.224RANDOM20.695
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]
0.07-0.210.14
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg28.17
r_dihedral_angle_4_deg16.109
r_dihedral_angle_3_deg13.946
r_dihedral_angle_1_deg5.517
r_scangle_it1.815
r_scbond_it1.083
r_angle_refined_deg1.066
r_mcangle_it0.629
r_mcbond_it0.337
r_chiral_restr0.075
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg28.17
r_dihedral_angle_4_deg16.109
r_dihedral_angle_3_deg13.946
r_dihedral_angle_1_deg5.517
r_scangle_it1.815
r_scbond_it1.083
r_angle_refined_deg1.066
r_mcangle_it0.629
r_mcbond_it0.337
r_chiral_restr0.075
r_bond_refined_d0.008
r_gen_planes_refined0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2841
Nucleic Acid Atoms
Solvent Atoms576
Heterogen Atoms54

Software

Software
Software NamePurpose
MAR345dtbdata collection
MOLREPphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling