X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.3
Temperature 290.0
Details 2.3 M ammonium sulfate, 2% (v/v) PEG 400, 0.1 M Hepes, pH 7.3, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 86.14 α = 90
b = 117.87 β = 90
c = 40.11 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 Mirrors 2004-07-20
Diffraction Radiation
Monochromator Protocol
Diamond, Germanium SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 0.934 ESRF ID14-1

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
2.85 20 98.0 0.05 0.059 -- 3.5 9813 9813 1.0 1.0 88.3
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)
2.85 2.92 96.9 0.43 0.502 2.6 3.6 694

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
MIRAS 2.85 20.0 1.0 1.0 9813 9813 969 98.0 0.296 0.296 0.29 0.355 random
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model isotropic
Mean Isotropic B 63.56
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.546
c_bond_d 0.008
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.513
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2056
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 16

Software

Software
Software Name Purpose
MLPHARE phasing
CNS refinement version: 1.1
MOSFLM data reduction
CCP4 data scaling version: (SCALA)