X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.1
Details 0.1 PHOSPHATE BUFFER 72-80% SATURATED AMMONIUM SULPHATE, pH 7.1

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 122.12 α = 90
b = 42.14 β = 92.85
c = 91.49 γ = 90
Symmetry
Space Group I 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 150
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 -- -- --

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 24 96.5 -- 0.04 -- 7.9 -- 42068 -- -- 26.5

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
OTHER 1.8 24.0 -- 0.0 -- 41019 2047 94.0 -- -- 0.196 0.243 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 31.0
Anisotropic B[1][1] 3.38
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 1.13
Anisotropic B[2][2] 1.9
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -5.2
RMS Deviations
Key Refinement Restraint Deviation
p_mcangle_it 4.18
p_scbond_it 4.01
p_chiral_restr 0.117
p_plane_restr 0.0122
p_planar_tor 3.8
p_scangle_it 5.9
p_staggered_tor 16.4
p_multtor_nbd 0.275
p_mcbond_it 3.222
p_singtor_nbd 0.19
p_angle_d 0.03
p_transverse_tor 41.6
p_planar_d 0.031
p_bond_d 0.013
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2473
Nucleic Acid Atoms 0
Heterogen Atoms 86
Solvent Atoms 456

Software

Software
Software Name Purpose
CCP4 model building
REFMAC refinement
DENZO data reduction
CCP4 data scaling
CCP4 phasing