3B4T

Crystal structure of Mycobacterium tuberculosis RNase PH, the Mycobacterium tuberculosis Structural Genomics Consortium target Rv1340


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1R6MPDB ENTRY 1R6M

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
17.529822.5% PEG 2000, 0.1M MOPS pH 7.5, 0.085M NaH2PO4, 0.085M K2HPO4, VAPOR DIFFUSION, SITTING DROP, temperature 298.0K, pH 7.50
Crystal Properties
Matthews coefficientSolvent content
2.6653.78

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 73.529α = 90
b = 152.406β = 109.46
c = 83.512γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152005-09-02MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 8.3.1ALS8.3.1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym 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
12.0978.8111000.0360.05422.23.8399198128
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.092.1899.70.4220.542.583.7

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 1R6M2.139.699212692126461491.40.1940.229RANDOM39.67
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]
9.8368-7.3702-6.1408-3.6961
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms10649
Nucleic Acid Atoms
Solvent Atoms1107
Heterogen Atoms50

Software

Software
Software NamePurpose
PHENIXrefinement
HKL-2000data reduction
HKL-2000data scaling
DMphasing