X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 5.8
Temperature 277.0
Details 20-22% PEG3350, 0.1 M MES, 0.14-0.20 M ammonium acetate, 10% ethylene glycol, 5 mM GSH, 30 uM SDS, pH 5.8, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 51.92 α = 90
b = 111.06 β = 90
c = 165.33 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 ADSC QUANTUM 315r Rh coated flat mirror 2012-09-16
Diffraction Radiation
Monochromator Protocol
Side scattering I-beam bent single crystal, asymmetric cut 4.9650 degrees SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 1.000 SSRL BL7-1

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
2.1 92.19 92.6 0.069 0.069 -- 3.5 -- 52371 -- -3.0 36.9
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)
2.1 2.14 100.0 0.72 0.72 1.5 3.7 --

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
FOURIER SYNTHESIS 2.1 92.19 -- -- -- 49419 2556 91.7 -- 0.21854 0.21613 0.26351 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 2.1 2.156 3507 147 3507 0.311 0.381 -- 95.28
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 60.191
Anisotropic B[1][1] 3.59
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.72
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -4.32
RMS Deviations
Key Refinement Restraint Deviation
r_bond_refined_d 0.012
r_dihedral_angle_4_deg 20.328
r_chiral_restr 0.104
r_angle_refined_deg 2.101
r_dihedral_angle_2_deg 35.912
r_dihedral_angle_3_deg 17.517
r_gen_planes_refined 0.01
r_dihedral_angle_1_deg 6.302
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6658
Nucleic Acid Atoms 0
Heterogen Atoms 193
Solvent Atoms 151

Software

Software
Software Name Purpose
Blu-Ice data collection version: Ice
REFMAC refinement
HKL-2000 data reduction
SCALEPACK data scaling
REFMAC phasing