X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.1
Details HANGING DROPS, 0.2 M MALATE/ 0.1 M ACETATE BUFFERED AT PH 5.1. 12-15 % PEG8000, 20% GLYCEROL., vapor diffusion - hanging drop

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 107 α = 90
b = 107 β = 90
c = 144.83 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 123
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU MIRRORS 1995-09
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
2.5 -- 92.0 -- 0.089 -- 7.1 -- 27332 -- -3.0 7.9
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 2.59 72.9 -- 0.25 -- 2.9 --

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
MULTIPLE ISOMORPHOUS REPLACEMENT 2.5 -- -- 0.0 -- 27332 1032 92.0 -- 0.188 0.188 0.243 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 2.59 -- 83 2047 0.243 0.258 -- 73.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 23.3
RMS Deviations
Key Refinement Restraint Deviation
x_angle_deg 1.6
x_scbond_it 2.0
x_mcbond_it 1.5
x_mcangle_it 2.0
x_scangle_it 2.5
x_bond_d 0.006
x_improper_angle_d 1.08
x_dihedral_angle_d 23.9
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.25
Luzzati Sigma A (Observed) 0.27
Luzzati Resolution Cutoff (Low) 6.0
Luzzati ESD (R-Free Set) 0.33
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3811
Nucleic Acid Atoms 0
Heterogen Atoms 58
Solvent Atoms 270

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
X-PLOR model building version: 3.1
X-PLOR refinement version: 3.1
X-PLOR phasing version: 3.1