X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8.5
Temperature 293.0
Details 30% PEG 4000, 0.2M Lithium Sulfate, Tris pH 8.5, 5% ethylene glycol, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 74.43 α = 90
b = 104.72 β = 90
c = 120.62 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 315 mirrors 2011-10-31
Diffraction Radiation
Monochromator Protocol
Si III SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON NSLS BEAMLINE X29A 0.979 NSLS X29A

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
1.9 50 98.5 0.069 -- -- 11.7 74095 74095 0.0 0.0 --
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)
1.9 1.96 88.6 0.438 -- 3.3 8.7 5459

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
SAD 1.9 42.77 0.0 0.0 69783 69783 3721 98.47 0.212 0.186 0.184 0.227 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 1.902 1.952 -- 216 4338 0.221 0.283 -- 86.91
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.691
Anisotropic B[1][1] 0.26
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.2
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.06
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 2.16
r_gen_planes_refined 0.011
r_dihedral_angle_4_deg 21.192
r_chiral_restr 0.162
r_dihedral_angle_2_deg 36.535
r_bond_refined_d 0.022
r_dihedral_angle_1_deg 6.013
r_dihedral_angle_3_deg 15.664
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6764
Nucleic Acid Atoms 0
Heterogen Atoms 120
Solvent Atoms 408

Software

Software
Software Name Purpose
CBASS data collection
SHELXD phasing
SHELXE model building
ARP/wARP model building
REFMAC refinement version: 5.6.0117
HKL-2000 data reduction
HKL-2000 data scaling