X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 7.5
Temperature 277.0
Details mPEG 2K, Tris-HCl, Magnesium acetate, pH 7.5, VAPOR DIFFUSION, temperature 277.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 66.96 α = 90
b = 117.13 β = 108.26
c = 94.23 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 2000-05-29
Diffraction Radiation
Monochromator Protocol
Curved crystal (silicon 111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 1.08 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
1.81 50 91.2 -- 0.076 -- 1.9 209505 113060 1.9 0.0 23.2
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)
1.81 1.86 66.6 -- 0.433 1.9 1.5 --

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
MAD 1.81 50.0 -- 0.0 113060 112959 3389 -- 0.22 0.22 0.22 0.262 Random
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.27
c_bond_d 0.005
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 10405
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 939

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
SHARP Structure Solution
CNS 1.0 Structure Refinement
Software
Software Name Purpose
CNS version: 1.0 refinement
SHARP model building
SCALA data reduction
MOSFLM data collection