X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 24.0
Details 100 mM Hepes buffer, 22% (v/v) PEG 4K, 5% (v/v) isopropanol , pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 24K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 31.69 α = 67.37
b = 33.86 β = 87.37
c = 39.89 γ = 65.26
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 2000-03-04
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 17-ID -- APS 17-ID

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
1.4 8 95.0 0.07 -- -- 4.6 67243 63699 1.0 1.0 10.5
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)
1.4 1.5 95.0 0.07 -- -- 4.3 --

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
-- 1.4 7.99 0.0 0.0 25896 25896 904 95.9 0.2 0.164 0.164 0.182 EVERY NTH
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 1.4 1.46 -- 106 3089 0.19 0.253 0.025 93.4
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 13.7
Anisotropic B[1][1] 0.87
Anisotropic B[1][2] -1.35
Anisotropic B[1][3] 0.09
Anisotropic B[2][2] 0.38
Anisotropic B[2][3] 1.03
Anisotropic B[3][3] -1.25
RMS Deviations
Key Refinement Restraint Deviation
c_mcangle_it 1.54
c_dihedral_angle_d 26.5
c_improper_angle_d 1.42
c_mcbond_it 1.07
c_scbond_it 2.09
c_scangle_it 2.68
c_bond_d 0.022
c_angle_deg 2.0
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.13
Luzzati Sigma A (Observed) 0.06
Luzzati Resolution Cutoff (Low) 8.0
Luzzati ESD (R-Free Set) 0.15
Luzzati Sigma A (R-Free Set) 0.12
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1315
Nucleic Acid Atoms 0
Heterogen Atoms 10
Solvent Atoms 238

Software

Software
Software Name Purpose
PHASES phasing
CNS refinement version: 1.0
X-GEN data reduction
X-GEN data scaling