X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 25% PEG 400, 0.2 M NACL, 20 MG/ML FINAL PROTEIN CONC, 0.2 M MGCL, 0.1 M HEPES PH 7.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 82 α = 90
b = 118.3 β = 92
c = 122.8 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
MAR345 MARRESEARCH -- 1998-04-15
Diffraction Radiation
Monochromator Protocol
-- 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
1.8 10 91.8 0.088 0.08 -- 4.2 -- 198635 -- -- --
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)
1.8 1.82 74.9 0.18 0.19 3.9 2.0 --

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 1.8 10.0 -- 0.0 -- 198635 -- 91.8 -- -- 0.164 0.193 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
p_angle_d 2.2
p_bond_d 0.014
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 19112
Nucleic Acid Atoms 0
Heterogen Atoms 263
Solvent Atoms 2092

Software

Software
Software Name Purpose
REFMAC refinement
SCALEPACK data scaling
CCP4 phasing
DENZO data reduction