4PSA

Mycobacterium tuberculosis RecA glycerol bound low temperature structure IIC-N1


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1G19PDB ENTRY 1G19

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.829815% PEG 3350, 10% PEG 5000 MME, 0.2M AMMONIUM ACETATE, 0.1M SODIUM CITRATE, pH 5.8, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
3.1561.01

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 107.1α = 90
b = 107.1β = 90
c = 70.93γ = 120
Symmetry
Space GroupP 61

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm plateMIRRORS2012-11-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODEBRUKER AXS MICROSTAR1.54179

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
12.6570.930.15414.511.91360638.3
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)
12.652.790.852311.21955

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 1G192.653012200138099.960.194870.189630.24377RANDOM42.312
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]
-0.34-0.34-0.341.09
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.754
r_dihedral_angle_4_deg20.134
r_dihedral_angle_3_deg16.197
r_dihedral_angle_1_deg5.089
r_angle_refined_deg0.982
r_angle_other_deg0.686
r_chiral_restr0.057
r_bond_refined_d0.005
r_gen_planes_refined0.003
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.754
r_dihedral_angle_4_deg20.134
r_dihedral_angle_3_deg16.197
r_dihedral_angle_1_deg5.089
r_angle_refined_deg0.982
r_angle_other_deg0.686
r_chiral_restr0.057
r_bond_refined_d0.005
r_gen_planes_refined0.003
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2241
Nucleic Acid Atoms
Solvent Atoms74
Heterogen Atoms35

Software

Software
Software NamePurpose
MAR345dtbdata collection
PHASERphasing
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling