X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 8.7
Details CRYSTAL WERE GROWN BY VAPOR DIFFUSION OF 10 MG/ML PROTEIN IN 100 MM TRIS-HCL PH 8.7, 40 MM CACL2 AGAINST 20% 2-PROPANOL., vapor diffusion

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 41.64 α = 90
b = 79.45 β = 114.53
c = 37.26 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 290
Diffraction Detector
Detector Diffraction Type Details Collection Date
AREA DETECTOR SIEMENS HUBER MONOCHROMATOR 1987-05-20
Diffraction Radiation
Monochromator Protocol
-- --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ELLIOTT GX-21 -- -- --

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
1.73 99 79.8 -- 0.0634 -- 2.7 -- 18552 -- 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)
1.73 1.84 41.4 -- 0.3174 2.9 2.33 --

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
DIFFERENCE MAP 1.8 10.0 -- 2.0 16735 16735 -- -- -- -- -- -- --
RMS Deviations
Key Refinement Restraint Deviation
p_chiral_restr 0.217
p_mcangle_it 0.982
p_multtor_nbd 0.138
p_special_tor 13.3
p_mcbond_it 0.6
p_planar_d 0.039
p_xyhbond_nbd 0.141
p_transverse_tor 29.5
p_scangle_it 2.579
p_singtor_nbd 0.161
p_angle_d 0.029
p_plane_restr 0.019
p_bond_d 0.019
p_scbond_it 1.797
p_planar_tor 3.5
p_staggered_tor 12.2
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1947
Nucleic Acid Atoms 0
Heterogen Atoms 4
Solvent Atoms 206

Software

Software
Software Name Purpose
XENGEN data collection
XENGEN data reduction
PROLSQ/PROFFT model building
PROFFT refinement
PROLSQ refinement
XENGEN data scaling