X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.1
Details HANGING DROP, 2.2M NACL, 0.4M NA/K PHOSPHATE, 10MM DTT 0.1M MES PH 7.1, 15% GLYCEROL, 16 DEGREES, MOLAR RATIO OF PEPTIDE TO PROTEIN 3:1

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 125.72 α = 90
b = 125.72 β = 90
c = 75.27 γ = 120
Symmetry
Space Group P 64

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC MIRROR 2000-02-18
Diffraction Radiation
Monochromator Protocol
YES 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
3 22 100.0 0.146 0.146 -- 9.2 -- 13729 -- 4.0 90.0
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 3.16 99.8 0.0106 0.0106 2.0 14.7 --

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 3.0 100.0 -- 0.0 -- 13045 671 99.9 -- 0.213 0.21 0.266 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 51.0
Anisotropic B[1][1] -0.1
Anisotropic B[1][2] -0.05
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.1
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.15
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2105
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 33

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
REFMAC 5.0 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.0 refinement