X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.7
Details pH 6.7

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 126 α = 90
b = 126 β = 90
c = 144.7 γ = 90
Symmetry
Space Group P 42

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 277
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR SIEMENS FRANKS DOUBLE MIRROR OPTICS 1993-08-27
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ELLIOTT GX-18 -- -- --

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
3 100 99.5 0.114 -- -- 6.0 -- 45021 -- 0.0 --
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)
3.0 3.5 99.0 0.397 -- 2.32 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
SIR AND PHASEEXTENS 3.0 8.0 -- 0.0 -- 40730 -- 99.6 -- 0.217 0.217 0.264 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 37.7
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.007
x_angle_deg 1.2
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.35
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 12144
Nucleic Acid Atoms 0
Heterogen Atoms 40
Solvent Atoms 0

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
XSCALE Data Reduction (data scaling)
X-PLOR Structure Solution
X-PLOR Structure Refinement
Software
Software Name Purpose
X-PLOR refinement
X-PLOR model building
MIR model building