X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 298.0
Details ammonium sulphate, TRIS, NDSB-201, pH 8, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 76.52 α = 90
b = 107.74 β = 90
c = 66.9 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR MARRESEARCH OSMIC MIRRORS 2002-09-20
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU300 1.5418 -- --

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
2.5 50 97.7 -- 0.087 -- -- -- n/a 0.0 -3.0 37.9
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)
2.7 2.85 99.2 -- 0.29 2.6 -- 119

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
FOURIER SYNTHESIS 2.7 38.26 -- 0.0 7643 7643 390 96.8 -- -- 0.196 0.237 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 2.7 2.87 -- 62 1210 0.221 0.301 0.038 99.0
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 34.7
Anisotropic B[1][1] 1.54
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 6.98
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -8.52
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 19.8
c_bond_d 0.007
c_angle_deg 1.1
c_improper_angle_d 0.85
c_mcangle_it 2.08
c_scangle_it 2.93
c_mcbond_it 1.25
c_scbond_it 1.97
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.37
Luzzati Sigma A (R-Free Set) 0.31
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1981
Nucleic Acid Atoms 0
Heterogen Atoms 23
Solvent Atoms 33

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
CNX refinement version: 2000.1
CCP4 data scaling version: (SCALA)
CNX phasing version: 2000.1