X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1KWAPDB ENTRY 1KWA

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.5277.152M ammonium sulfate; 2.5% v/v propanol; , pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 277.15K
Crystal Properties
Matthews coefficientSolvent content
4.3871.93

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 83.51α = 90
b = 83.51β = 90
c = 160.31γ = 90
Symmetry
Space GroupP 41 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR225 CCDDynamically bendable mirror2009-01-30MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SA0.8800SLSX10SA

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
12.655.371000.11212.36.31807718077259.3
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)
12.62.741000.7672.56.42566

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (I)Number Reflections (All)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 1KWA2.641.7620180311711192099.280.225040.223020.26456RANDOM15.202
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]
0.310.31-0.61
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.346
r_dihedral_angle_3_deg16.468
r_dihedral_angle_4_deg13.499
r_dihedral_angle_1_deg6.449
r_scangle_it3.245
r_scbond_it1.835
r_angle_refined_deg1.458
r_mcangle_it1.068
r_angle_other_deg0.902
r_mcbond_it0.505
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.346
r_dihedral_angle_3_deg16.468
r_dihedral_angle_4_deg13.499
r_dihedral_angle_1_deg6.449
r_scangle_it3.245
r_scbond_it1.835
r_angle_refined_deg1.458
r_mcangle_it1.068
r_angle_other_deg0.902
r_mcbond_it0.505
r_mcbond_other0.113
r_chiral_restr0.097
r_bond_refined_d0.015
r_gen_planes_refined0.005
r_gen_planes_other0.003
r_bond_other_d0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2199
Nucleic Acid Atoms
Solvent Atoms107
Heterogen Atoms16

Software

Software
Software NamePurpose
PHASERphasing
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling