X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.7
Temperature 277.0
Details Potassium phosphate, sodium PHOSPHATE, NaCl, BME, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 277K, pH 6.70

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 59.75 α = 90
b = 59.75 β = 90
c = 95.36 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV MIRRORS 2000-08-22
Diffraction Radiation
Monochromator Protocol
YALE MIRRORS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU -- -- --

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
1.47 29.88 91.7 0.058 0.058 -- 4.4 -- 31288 -- 0.0 15.242
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)
1.45 1.55 62.7 0.096 0.096 6.9 1.7 --

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
MOLECULAR REPLACEMENT 1.52 28.5 -- 0.0 28880 28880 1449 88.0 0.179 0.179 0.177 0.219 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
t_incorr_chiral_ct 0.0
t_angle_deg 2.475
t_bond_d 0.014
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1309
Nucleic Acid Atoms 0
Heterogen Atoms 16
Solvent Atoms 228

Software

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