X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Temperature 293.0
Details 2.4 M Ammonium Sulfate; 0.1 M HEPES pH 7.0, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 293K, pH 7.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 119.4 α = 90
b = 60.74 β = 99.97
c = 81.57 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2001-05-12
Diffraction Radiation
Monochromator Protocol
DOUBLE CRYSTAL MONOCHROMATOR MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-2 0.91837, 0.979029 SSRL BL9-2

Data Collection

Overall
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
2.25 36.22 90.5 -- 0.048 -- 4.1 -- 27922 -- -- 43.3
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)
2.25 2.37 93.5 -- 0.344 4.4 3.9 --

Refinement

Statistics
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 2.3 36.22 -- 0.0 -- 27922 1500 99.9 -- 0.251 0.251 0.29 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.3 2.41 -- 119 2076 0.325 0.4 -- 96.0
Temperature Factor Modeling
Temperature Factor Value
Anisotropic B[1][1] -1.17
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.33
Anisotropic B[2][2] 2.81
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.75
RMS Deviations
Key Refinement Restraint Deviation
c_scangle_it 2.201
c_mcangle_it 2.527
c_mcbond_it 1.417
c_scbond_it 1.252
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.59
Luzzati Resolution Cutoff (Low) 6.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3146
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 103

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
CCP4 data reduction
RESOLVE model building
CNS refinement
CCP4 data scaling version: (SCALA)
RESOLVE phasing