X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Temperature 293.0
Details 2.1 M AMMONIUM SULPHATE, 120 MM SODIUM ACETATE, SOAKING OF LOCKED MNMN CON A CRYSTALS WITH THE METAL CHELATOR EDTA, pH 7.0, temperature 293.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 63.01 α = 90
b = 87.29 β = 90
c = 88.81 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 291
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-12-24
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
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
1.7 26 99.7 0.061 -- -- 11.5 312000 311946 0.0 -3.0 15.0
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)
1.7 1.76 99.9 0.294 -- 5.7 7.0 --

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
-- 1.7 26.0 -3.0 0.0 27215 27215 2721 99.7 0.181 0.181 0.181 0.204 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.7
x_dihedral_angle_d 27.1
x_angle_deg 1.7
x_bond_d 0.013
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1809
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 184

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR Structure Solution
X-PLOR 3.851 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.851 refinement
X-PLOR model building
SCALEPACK data reduction
DENZO data collection