X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 4.75
Temperature 277.0
Details pH 4.75, VAPOR DIFFUSION, HANGING DROP, temperature 277.00K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 136.6 α = 90
b = 54.7 β = 90
c = 44.4 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 253
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE -- -- 1993-06-01
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON CHESS BEAMLINE F1 -- CHESS F1

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
2.9 15 77.2 7.6 -- -- 2.6 32049 6038 -- -- --
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)
2.9 3.0 49.3 -- -- -- 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
-- 2.9 6.0 -- 2.0 -- -- -- -- -- -- 0.236 -- --
RMS Deviations
Key Refinement Restraint Deviation
x_angle_deg 3.0
x_bond_d 0.019
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1068
Nucleic Acid Atoms 855
Heterogen Atoms 0
Solvent Atoms 0

Software

Software
Software Name Purpose
X-PLOR model building
X-PLOR refinement version: 3.1
DENZO data reduction
SCALEPACK data scaling
X-PLOR phasing