X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details PROTEIN WAS AT 30MG/ML IN 100MM ACETATE BUFFER PH 5.5. CRYSTALS GROW FROM 20-30% PEK 8000

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 45.12 α = 90
b = 84.56 β = 90
c = 139.03 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH LONG FOCUSSING MIRRORS --
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
1.68 15 96.0 0.058 0.058 -- 4.6 -- 61668 -- -- 18.4
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)
1.68 1.74 91.9 0.275 0.275 10.0 2.3 --

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
OTHER 1.68 15.0 -- 0.0 -- 58721 2935 96.0 -- -- 0.184 0.2075 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 19.0
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 29.6
p_staggered_tor 13.3
p_planar_tor 4.2
p_multtor_nbd 0.238
p_bond_d 0.011
p_angle_d 0.03
p_planar_d 0.033
p_mcbond_it 1.813
p_mcangle_it 2.369
p_scbond_it 2.716
p_scangle_it 3.54
p_plane_restr 0.025
p_chiral_restr 0.131
p_singtor_nbd 0.184
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3827
Nucleic Acid Atoms 0
Heterogen Atoms 53
Solvent Atoms 461

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement