X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 8.5
Temperature 298.0
Details 45-50% MPD, 0.10M ammonium phosphate, pH 8.5, VAPOR DIFFUSION, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 116.98 α = 90
b = 116.98 β = 90
c = 102.66 γ = 120
Symmetry
Space Group P 3 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2001-05-14
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE F1 -- CHESS F1

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
2.6 60 97.4 0.068 -- -- 6.1 -- 24534 2.0 1.0 62.5
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)
2.6 2.74 96.2 0.239 -- 3.1 5.6 3482

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
AB INITIO PHASING 2.6 60.0 -- 0.0 24533 24533 1183 96.7 -- 0.254 0.254 0.301 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 58.2
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.354
c_bond_d 0.0072
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4337
Nucleic Acid Atoms 0
Heterogen Atoms 72
Solvent Atoms 130

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
PHASES phasing
CNS refinement version: 1.0
CCP4 data scaling version: (SCALA)