X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details 2.3 M AMMONIUM SULFATE 0.3 M AMMONIUM PHOSPHATE PH 6.5 10 MM FERROUS CITRATE, pH 7.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 63.3 α = 90
b = 83.6 β = 99.4
c = 53.8 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 295
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR SDMS -- 1992-09-25
Diffraction Radiation
Monochromator Protocol
GRAPHITE 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
1.59 25 88.7 0.0477 0.05477 -- 7.0 -- 64636 -- 0.0 --
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)
1.59 1.72 73.4 0.1532 0.1532 3.7 4.9 --

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
OTHER 1.59 8.0 -- 2.0 64010 57534 5777 88.7 -- -- 0.163 0.214 OTHER REFLECTIONS COMMON WITH THE TEST SET FOR PDB FILE 1BZ0 WERE SELECTED FOR THE TEST SET
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 20.42
RMS Deviations
Key Refinement Restraint Deviation
p_transverse_tor 32.3
p_staggered_tor 19.9
p_planar_tor 3.3
p_xyhbond_nbd 0.15
p_multtor_nbd 0.162
p_bond_d 0.015
p_angle_d 0.034
p_planar_d 0.054
p_mcbond_it 2.757
p_mcangle_it 3.891
p_scbond_it 8.607
p_scangle_it 12.307
p_plane_restr 0.015
p_chiral_restr 0.156
p_singtor_nbd 0.172
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4386
Nucleic Acid Atoms 0
Heterogen Atoms 172
Solvent Atoms 198

Software

Computing
Computing Package Purpose
SDMS Data Reduction (intensity integration)
SDMS Data Reduction (data scaling)
X-PLOR Structure Solution
PROLSQ Structure Refinement
Software
Software Name Purpose
PROLSQ refinement
X-PLOR model building