X-RAY DIFFRACTION Experimental Data & Validation

X-ray Experimental Help


Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.1
Temperature 295.0
Details PEG 4000, lithium sulfate, manganese sulfate, phosphoenolpyruvate, phenylalanine, bis-tris-propane, pH 8.1, VAPOR DIFFUSION, HANGING DROP at 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 290.1 α = 90
b = 90.1 β = 120.77
c = 155.8 γ = 90
Space Group C 1 2 1


Diffraction Experiment
ID # Data Collection Temperature
1 200
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 mirrors 2000-08-15
Diffraction Radiation
Monochromator Protocol
Sagitally focused Si(111) MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline

Data Collection

Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
2.8 20 99.3 0.076 -- -- 6.8 84564 84546 0.0 0.0 38.6
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.8 2.9 98.7 0.313 -- 5.3 6.5 --


Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MAD 2.8 20.0 -- 0.0 84546 84545 2598 100.0 0.219 0.219 0.218 0.246 random
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Anisotropic
Anisotropic B[1][1] 3.34
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -5.4
Anisotropic B[2][2] -11.657
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 8.317
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 21411
Nucleic Acid Atoms 0
Heterogen Atoms 264
Solvent Atoms 0


Software Name Purpose
MLPHARE phasing
DM model building
CNS refinement
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling
CCP4 data scaling version: (TRUNCATE)
DM phasing
CNS phasing