X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.4
Details pH 5.4

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 90.7 α = 90
b = 99.58 β = 90
c = 101.95 γ = 90
Symmetry
Space Group C 2 2 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 120
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 MIRRORS 1998-06
Diffraction Radiation
Monochromator Protocol
-- --
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
1.8 26.6 94.7 0.078 0.078 -- 3.9 -- 40944 -- 0.0 19.8
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 1.9 99.4 0.149 0.149 6.8 3.9 --

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 25.0 -- 0.0 -- 40791 2059 94.7 -- -- 0.193 0.232 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.8
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 27.1
p_staggered_tor 12.9
p_planar_tor 6.6
p_xyhbond_nbd 0.118
p_multtor_nbd 0.244
p_bond_d 0.013
p_angle_d 0.028
p_planar_d 0.034
p_mcbond_it 1.91
p_mcangle_it 2.64
p_scbond_it 2.68
p_scangle_it 4.05
p_singtor_nbd 0.173
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2763
Nucleic Acid Atoms 0
Heterogen Atoms 35
Solvent Atoms 204

Software

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