X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.5
Details pH 6.50

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 49.6 α = 90
b = 74.4 β = 90
c = 121.4 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 MAR scanner 180 mm plate -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
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
2.9 15 89.0 0.068 -- -- 4.3 -- 9323 -- -3.0 29.1
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)
2.9 3.0 92.0 0.192 -- 6.0 -- --

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
MOLECULAR REPLACEMENT 2.9 6.0 -- 2.0 -- 8304 854 90.5 -- 0.253 0.253 0.314 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 15.1
RMS Deviations
Key Refinement Restraint Deviation
x_dihedral_angle_d 26.6
x_angle_deg 1.7
x_bond_d 0.011
x_improper_angle_d 1.48
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.38
Luzzati Sigma A (Observed) 0.52
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.48
Luzzati Sigma A (R-Free Set) 0.57
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3092
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 0

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
X-PLOR model building
X-PLOR refinement version: 3.1
X-PLOR phasing