X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8
Details 18-24% PEG-8K 0.2 M AMMONIUM SULPHATE 0.1 M TRIS PH8.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 202.92 α = 90
b = 43.32 β = 110.5
c = 83.18 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH SUPER DOUBLE MIRRORS 1996-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ELLIOTT GX-13 -- -- --

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
2.08 24.11 79.8 0.066 -- -- 2.4 -- 32841 -- -- 26.38
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)
2.08 2.13 65.4 0.36 -- 3.32 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
OTHER 2.1 24.0 -- 0.0 -- 30622 -- 79.8 -- -- 0.195 0.259 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 28.76
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 15.0
p_transverse_tor 27.0
p_staggered_tor 14.7
p_planar_tor 3.4
p_xyhbond_nbd 0.133
p_multtor_nbd 0.244
p_bond_d 0.009
p_angle_d 0.027
p_planar_d 0.027
p_mcbond_it 1.209
p_mcangle_it 1.882
p_scbond_it 1.322
p_scangle_it 1.966
p_chiral_restr 0.103
p_singtor_nbd 0.18
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4598
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 512

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
X-PLOR Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
X-PLOR model building