X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5
Details PH 5.0, 55-65% AMMONIUM SULFATE 0.1M ACETATE BUFFER

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 82.73 α = 90
b = 82.73 β = 90
c = 161.8 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU COLLIMATOR --
Diffraction Radiation
Monochromator Protocol
GRAPHITE(002) --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU FR-D -- -- --

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
2.5 73.5 82.0 0.1045 -- -- 2.95 -- 16584 -- 0.0 11.61
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)
2.5 2.6 69.2 0.101 -- 2.1 1.95 --

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 2.5 8.0 -- 3.0 -- 15116 1532 81.9 -- 0.189 0.189 0.303 RANDOM
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 2.5 2.6 -- 127 1103 0.203 0.376 -- 69.2
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 14.18
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 1.42
x_bond_d 0.01
x_angle_deg 1.824
x_dihedral_angle_d 25.72
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.25
Luzzati Resolution Cutoff (Low) 10.0
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3696
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 130

Software

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