8VCW

X-Ray Crystal Structure of the biotin synthase from B. obeum


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP5.52980.4uL protein plus 0.4 uL 100mM Bis-Tri pH 5.5, 25% PEG 3350, 0.2M NaCl equilibrated against a well of 0.5M LiCl
Crystal Properties
Matthews coefficientSolvent content
2.1643.08

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 38.209α = 90
b = 50.776β = 90
c = 161.878γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 16Mmirrors2022-10-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS-II BEAMLINE 17-ID-20,9793NSLS-II17-ID-2

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
11.3580.9496.90.0670.0760.0360.998124.16798211.8
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)
11.351.37750.4360.5350.3040.7412.42.6

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)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 DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1.3548.451.3367854325296.510.1510.14980.1731Random12.1
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_d8.163
f_angle_d2.763
f_chiral_restr0.303
f_bond_d0.016
f_plane_restr0.012
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2525
Nucleic Acid Atoms
Solvent Atoms419
Heterogen Atoms75

Software

Software
Software NamePurpose
PHENIXrefinement
SCALAdata scaling
XDSdata reduction
PHASERphasing