X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 290.0
Details 25% PEG 4000, 0.1 M HEPES, 0.15 M NaCl, 50m M CaCl2, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.9 α = 96.9
b = 48.6 β = 108.9
c = 63.9 γ = 106.8
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1999-01-20
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 -- SSRL BL7-1

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
1.58 20 94.7 0.037 -- -- 1.96 65611 65611 -- -3.0 23.1
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)
1.58 1.63 92.8 0.32 -- -- 2.0 5936

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
-- 1.6 4.8 1.0 2.0 61223 61223 1233 95.1 0.23 0.23 0.229 0.281 random
RMS Deviations
Key Refinement Restraint Deviation
x_bond_d 0.011
x_angle_deg 2.4
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3774
Nucleic Acid Atoms 444
Heterogen Atoms 4
Solvent Atoms 365

Software

Software
Software Name Purpose
MOSFLM data reduction
TRUNCATE data reduction
X-PLOR model building
X-PLOR refinement
CCP4 data scaling version: (TRUNCATE)
X-PLOR phasing