X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details PROTEIN WAS CRYSTALLIZED FROM 15 - 20% PEG 6000, 0.1 M HEPES, PH 7.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 35.12 α = 90
b = 67.36 β = 93.9
c = 37.05 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 288
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR NICOLET NO 1993-01
Diffraction Radiation
Monochromator Protocol
SI(111) --
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
1.15 20 95.22 0.01 0.01 -- 4.09 -- 60972 -- 0.0 8.43
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)
1.15 1.2 84.2 0.03 0.03 3.21 2.0 --

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
RESOLUTION EXTENSION 1.15 20.0 -- 0.0 -- 57662 5860 95.3 -- 0.175 0.175 0.197 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 1.15 1.2 -- 623 6378 0.4 0.4 0.0 84.3
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 13.54
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 2.566
x_bond_d 0.019
x_angle_deg 3.08
x_dihedral_angle_d 59.96
Coordinate Error
Parameter Value
Luzzati Sigma A (Observed) 0.01
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1439
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 270

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
MARSCALE Data Reduction (data scaling)
X-PLOR Structure Solution
X-PLOR Structure Refinement
Software
Software Name Purpose
X-PLOR refinement
X-PLOR model building
MARSCALE data reduction
XDS data collection