3OGI

Crystal structure of the Mycobacterium tuberculosis H37Rv EsxOP complex (Rv2346c-Rv2347c)


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4.6293Reservoir: 9.0% isopropanol, 200 mM CaCl2, 90 mM sodium acetate trihydrate pH 4.6. Protein buffer: 50 mM HEPES pH 7.8, 150 mM NaCl. Ratio = 2:1 protein solution to reservoir solution, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.346.42

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 66.383α = 90
b = 66.383β = 90
c = 162.61γ = 120
Symmetry
Space GroupP 32 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152010-04-26MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 24-ID-C0.97918, 0.97938APS24-ID-C

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
12.551001000.0785.525291-355.54
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)
12.552.6496.50.4493.4

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMAD2.54928.3071369766696.610.21810.2160.26Random
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]
0.640.64-1.28
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.987
f_angle_d1.067
f_chiral_restr0.072
f_bond_d0.008
f_plane_restr0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2082
Nucleic Acid Atoms
Solvent Atoms35
Heterogen Atoms

Software

Software
Software NamePurpose
ADSCdata collection
SOLVEphasing
PHENIXrefinement
DENZOdata reduction
SCALEPACKdata scaling