X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6.5
Temperature 281.0
Details Protein at 7.1 mg/ml in 10mM Bis-Tris pH 6.5, 10% glycerol, 150mM NaCl with 2 mM of peptide, equilibrated against a reservoir containing 20% PEG 3350 and 200mM Lithium Chloride.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 36.77 α = 90
b = 55.12 β = 90
c = 143.95 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2015-10-29
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 31-ID 0.97931 APS 31-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
1.7 22.47 99.1 -- 0.08 5.2 6.7 32769 32769 -- -- 23.54
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)
1.7 1.79 98.3 0.512 0.512 1.5 6.3 4661

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 1.7 22.47 -- 0.0 -- 32662 1639 98.51 -- 0.1834 0.1819 0.2113 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 1.7 1.76 -- 149 2809 0.1987 0.2374 0.0 98.21
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 38.6
Anisotropic B[1][1] -2.5327
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.1839
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.3488
RMS Deviations
Key Refinement Restraint Deviation
t_bond_d 0.01
t_angle_deg 0.99
t_omega_torsion 3.91
t_other_torsion 14.68
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.221
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1942
Nucleic Acid Atoms 0
Heterogen Atoms 13
Solvent Atoms 282

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling version: 3.3.22
PHASER phasing
BUSTER refinement version: 2.11.6
PDB_EXTRACT data extraction version: 3.22