X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 8.15
Temperature 277.0
Details 10 MM POTASSIUM PHOSPHATE, PH = 8.15, PROTEIN CONC. = 2 MGS/ML, MPD = 21%, T = 4 C, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.4 α = 90
b = 47.4 β = 90
c = 62.8 γ = 90
Symmetry
Space Group P 41

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 278.15
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MACSCIENCE COLLIMATOR 1996-01
Diffraction Radiation
Monochromator Protocol
NI FILTER --
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
1.9 6 87.9 0.069 -- -- 3.7 -- 9359 -- 2.0 --
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)
1.9 1.98 76.5 0.072 -- 3.0 3.0 --

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
MOLECULAR REPLACEMENT 1.9 6.0 -- 2.0 -- 9359 -- -- -- 0.173 0.173 -- --
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.417
x_bond_d 0.01
x_angle_deg 1.668
x_dihedral_angle_d 24.71
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1081
Nucleic Acid Atoms 0
Heterogen Atoms 26
Solvent Atoms 39

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR 3.1 Structure Solution
X-PLOR 3.1 Structure Refinement
Software
Software Name Purpose
X-PLOR version: 3.1 refinement
X-PLOR version: 3.1 model building