1MI7

Crystal Structure of Domain Swapped trp Aporepressor in 30%(v/v) Isopropanol


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2WRPPDB ENTRY 2WRP BIOLOGICAL DIMER

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.5295100 mM Na HEPES, 100 mM sodium chloride, 30%(v/v) isopropanol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Crystal Properties
Matthews coefficientSolvent content
4.8974.84

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 85.31α = 90
b = 85.31β = 90
c = 113.968γ = 120
Symmetry
Space GroupP 61 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDCUSTOM-MADE2001-04-24MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X251.1NSLSX25

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
12.55092.50.05224.18.183048304-361.3
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)
12.52.6610.1692.6526

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 2WRP BIOLOGICAL DIMER2.574.547722772245591.380.255050.253080.270.287560.29RANDOM, 5.5%31.215
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]
-0.93-0.47-0.931.4
RMS Deviations
KeyRefinement Restraint Deviation
r_scangle_it5.178
r_dihedral_angle_1_deg4.662
r_scbond_it3.427
r_mcangle_it3.012
r_mcbond_it1.834
r_angle_refined_deg1.577
r_symmetry_vdw_refined0.244
r_nbd_refined0.24
r_symmetry_hbond_refined0.208
r_xyhbond_nbd_refined0.158
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms830
Nucleic Acid Atoms
Solvent Atoms47
Heterogen Atoms4

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing
REFMACrefinement