X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 277.0
Details HANGING DROP METHOD AT 4 C BY MIXING 5 MICROLITER PROTEIN AT 10- 15MG PER ML WITH PEG8000 SOLUTION CONTAINING 5MM TRIS-HCL BUFFER, PH 5 MICROLITER 30-36% 6.5-7.5 ,100MM NACL AND 180MM ZINC ACETATE., pH 7.0, vapor diffusion - hanging drop, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 40.76 α = 90
b = 51.22 β = 103.12
c = 54.96 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR XUONG-HAMLIN MULTIWIRE CU KA RADIATION 1992-04
Diffraction Radiation
Monochromator Protocol
GRAPHITE(002) --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RUH2R -- -- --

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
1.6 20 95.4 0.055 -- -- 8.7 -- 27846 -- 0.0 14.0
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)
1.6 1.72 78.0 0.218 -- 1.9 3.2 --

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
MOLECULAR REPLACEMENT 1.6 10.0 -- 1.5 -- 26978 -- 93.5 -- 0.181 0.181 0.248 --
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 1.6 1.67 -- -- 1768 0.272 0.336 -- 57.76
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.0
RMS Deviations
Key Refinement Restraint Deviation
x_mcbond_it 1.03
x_bond_d 0.007
x_improper_angle_d 1.57
x_dihedral_angle_d 26.9
x_angle_deg 0.975
x_scbond_it 2.18
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1916
Nucleic Acid Atoms 0
Heterogen Atoms 6
Solvent Atoms 222

Software

Software
Software Name Purpose
SOFTWARE data collection version: FROM HAMLIN MULTIWIRE AREA DETECTOR
SOFTWARE data reduction version: FROM HAMLIN MULTIWIRE AREA DETECTOR
X-PLOR model building version: 3.1
X-PLOR refinement version: 3.1
HAMLIN data reduction
HAMLIN data scaling
X-PLOR phasing version: 3.1