X-RAY DIFFRACTION Experimental Data & Validation

X-ray Experimental Help


Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.7
Temperature 277.0
Details Potassium Phosphate, Sodium phosphate, NaCl, BME, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 60 α = 90
b = 60 β = 90
c = 95.23 γ = 120
Space Group P 32 2 1


Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV Yale mirrors 2001-08-09
Diffraction Radiation
Monochromator Protocol
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
1.56 19.6 94.6 0.046 0.046 -- 4.1 26083 26083 0.0 0.0 22.28
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)
1.56 1.67 94.6 0.274 0.274 2.7 3.3 26083


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
MOLECULAR REPLACEMENT 1.58 22.0 0.0 0.0 27845 26083 1314 94.0 -- 0.191 0.188 0.245 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model anisotropic
Anisotropic B[1][1] 1.79
Anisotropic B[1][2] 1.79
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 11.79
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -3.58
RMS Deviations
Key Refinement Restraint Deviation
t_bond_d 0.011
t_angle_deg 2.26
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1307
Nucleic Acid Atoms 0
Heterogen Atoms 11
Solvent Atoms 179


Computing Package Purpose
R-AXIS Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
TNT Structure Solution
TNT Structure Refinement
Software Name Purpose
TNT refinement
TNT model building
SCALA data reduction
R-AXIS data collection