X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.4
Details pH 7.4

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 45.48 α = 90
b = 85.03 β = 90
c = 123.13 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 RIGAKU RAXIS IIC MIRRORS 1996-11-06
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RUH3R -- -- --

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
2.4 37.3 92.4 -- 0.042 -- 11.4 -- 19984 -- -3.0 --
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)
2.4 2.5 65.6 0.242 -- 5.3 -- --

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 2.5 20.0 -- 2.0 -- 17771 -- -- -- 0.182 0.182 0.24 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 36.8
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 0.724
x_bond_d 0.009
x_angle_deg 1.45
x_dihedral_angle_d 25.9
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2833
Nucleic Acid Atoms 0
Heterogen Atoms 27
Solvent Atoms 90

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
X-PLOR Structure Refinement
Software
Software Name Purpose
X-PLOR refinement
AMORE model building