X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 4.5
Details 0.1M SODIUM ACETATE PH 4.5, 20% GLYCEROL, 20% PEG 4K, 0.16M AMMONIUM SULFATE

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 52.7 α = 90
b = 52.7 β = 90
c = 207.61 γ = 120
Symmetry
Space Group P 61 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2000-09-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM14 -- ESRF BM14

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
2.15 20 99.2 -- 0.041 -- 4.0 -- 10061 -- -- 24.0
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)
2.15 2.2 97.0 -- 0.105 7.5 -- --

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
MAD 2.15 20.0 -- 0.0 -- 10061 484 99.2 -- -- 0.22 0.281 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 35.0
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.014
p_angle_d 0.036
p_planar_d 0.057
p_mcbond_it 2.284
p_mcangle_it 4.043
p_scbond_it 1.962
p_scangle_it 3.376
p_plane_restr 0.0519
p_chiral_restr 0.0226
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 983
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 79

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
SOLVE/RESOLVE Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
SOLVE/RESOLVE model building