X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details PROTEIN AT 8.75 MG/ML IN 25MM TRIS PH 7.5, 10% GLYCEROL, 1M NACL, 1MM TCEP, 0.1% BETA-OCTYL-GLUCOSIDE; HANGING DROP VAPOR DIFFUSION. RESERVOIR: 20% PME2000, 200 MM NA THIOCYANATE; MICRO-SEEDED (SEED-BEAD).

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 91.97 α = 90
b = 110.47 β = 90
c = 137.23 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 225 mm CCD -- 2007-11-10
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SLS BEAMLINE X10SA -- SLS X10SA

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
2.73 76.4 99.8 0.09 -- -- 4.5 -- 37797 -- 1.0 57.35
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)
2.73 2.81 100.0 0.46 -- 4.6 4.6 --

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
OTHER 2.73 76.4 -- 0.0 -- 37797 1890 99.84 -- 0.1807 0.178 0.2305 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 2.73 2.81 -- 145 2759 0.2075 0.2694 -- 99.84
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 55.14
Anisotropic B[1][1] -6.9106
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 4.05
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.8606
RMS Deviations
Key Refinement Restraint Deviation
t_other_torsion 18.74
t_angle_deg 1.19
t_omega_torsion 3.27
t_bond_d 0.01
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.312
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9522
Nucleic Acid Atoms 0
Heterogen Atoms 124
Solvent Atoms 202

Software

Software
Software Name Purpose
BUSTER refinement version: 2.9.6
XDS data reduction
XSCALE data scaling