X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details PROTEIN AT 10MG/ML WELL BUFFER CONTAINING 17.5% PEG3350, 200MM HEPES, PH7.0, 100MM AMMONIUM ACETATE, pH 7.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 54.62 α = 90
b = 72.71 β = 90
c = 72.89 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 -- 1997-02-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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
2.31 43.85 93.8 0.168 -- -- 2.4 -- 12637 -- -- --
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)
2.31 2.44 83.0 0.311 -- 3.2 2.4 --

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 2.31 43.85 -- -- -- 11643 613 92.94 -- 0.229 0.227 0.271 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 29.3
Anisotropic B[1][1] -3.19
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.17
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 4.36
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2106
Nucleic Acid Atoms 0
Heterogen Atoms 20
Solvent Atoms 47

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
AMORE Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
REFMAC refinement
AMORE model building