X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.5
Details 70-73% A.S., 210MM TRIS-HCL, 200MM SODIUM ACETATE PH=8.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 93.04 α = 90
b = 61.51 β = 127.06
c = 75.56 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-11-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 -- -- --

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
2.25 19.76 95.4 0.66 -- -- 2.2 -- 15535 -- -- 42.89
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)
2.25 2.29 92.9 0.314 -- 2.4 2.2 --

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 2.25 19.76 -- 0.0 -- 15534 484 100.0 -- 0.225 0.2273 0.297 RANDOM
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 48.56
RMS Deviations
Key Refinement Restraint Deviation
p_special_tor 0.0
p_scbond_it 9.414
p_multtor_nbd 0.267
p_bond_d 0.019
p_planar_d 0.051
p_staggered_tor 18.7
p_mcangle_it 5.041
p_planar_tor 5.4
p_chiral_restr 0.169
p_singtor_nbd 0.231
p_angle_d 0.047
p_scangle_it 11.204
p_mcbond_it 3.712
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2210
Nucleic Acid Atoms 0
Heterogen Atoms 62
Solvent Atoms 78

Software

Computing
Computing Package Purpose
SOFTWARE AT SYNCHROTRON Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
REFMAC Structure Refinement
Software
Software Name Purpose
AMORE model building
SYNCHROTRON data collection
REFMAC refinement
SCALEPACK data reduction