X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.34
Temperature 295.0
Details 0.1M MES, 38% SATURATED (NH4)2SO4, 5MM DTT STABILIZED IN 2.5M AMSO4 + BUFFER, pH 6.34, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 121.36 α = 90
b = 116.1 β = 110.25
c = 82.31 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 1999-08-08
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X4A -- NSLS X4A

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
2.05 25 82.2 0.041 -- -- 2.0 66566 54645 0.0 0.0 28.1283
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)
2.05 2.12 64.3 0.206 -- -- 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
-- 2.05 25.0 0.0 0.0 66566 54606 2772 82.2 -- -- 0.2026 0.26964 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
p_bond_d 0.014
p_angle_d 2.3
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6885
Nucleic Acid Atoms 0
Heterogen Atoms 30
Solvent Atoms 414

Software

Software
Software Name Purpose
MLPHARE phasing
REFMAC refinement
DENZO data reduction
SCALEPACK data scaling