X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Details CRYSTALS WERE GROWN USING AMMONIUM SULFATE AS PRECIPITANT.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 72.03 α = 90
b = 85.78 β = 90
c = 37.42 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 269
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1995-08
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
-- -- -- -- --

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 13.7 92.3 0.054 -- -- 4.3 -- 105196 -- 0.0 23.8
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)
2.0 2.05 61.2 0.177 -- -- 3.3 --

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 2.1 6.0 -- 0.0 -- 12238 -- -- -- -- 0.192 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 30.1
RMS Deviations
Key Refinement Restraint Deviation
p_mcangle_it 2.6
p_bond_d 0.02
p_chiral_restr 0.136
p_staggered_tor 19.5
p_scbond_it 2.4
p_scangle_it 3.4
p_angle_d 0.058
p_planar_tor 2.7
p_plane_restr 0.015
p_mcbond_it 1.6
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1736
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 156

Software

Software
Software Name Purpose
MOSFLM data reduction
AGROVATA/ROTAVATA data reduction
ALMN/CCP4 model building
PROLSQ refinement
AGROVATA data scaling
ROTAVATA data scaling
CCP4 phasing version: (ALMN)