X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.7
Temperature 277.0
Details 2M sodium/potassium phosphate, 40 mM BME, 550 mM NaCl, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 59.49 α = 90
b = 59.49 β = 90
c = 96.21 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 YALE MIRRORS 2001-08-14
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU 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
1.57 18.7 90.6 0.061 0.061 -- 3.5 25157 25157 0.0 0.0 18.75
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)
1.57 1.65 75.3 0.029 0.029 2.9 2.2 2918

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 1.57 18.7 -- 0.0 28201 25157 1271 89.0 -- 0.182 0.18 0.221 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model TNT Library
Anisotropic B[1][1] 0.98
Anisotropic B[1][2] 0.98
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.98
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.97
RMS Deviations
Key Refinement Restraint Deviation
t_angle_deg 2.181
t_bond_d 0.013
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1326
Nucleic Acid Atoms 0
Heterogen Atoms 11
Solvent Atoms 239

Software

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