X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 293.0
Details 1.1 M lithium sulfate, 0.1 M ammonium formate, 0.075 M Hepes/NaOH, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 49.21 α = 90
b = 49.21 β = 90
c = 144.13 γ = 90
Symmetry
Space Group P 43 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 mirrors 2006-03-13
Diffraction Radiation
Monochromator Protocol
Si 111 CHANNEL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 1.00890 ESRF ID23-1

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
1.8 46.58 98.7 0.07 0.07 -- 11.3 17254 17084 0.0 3.0 --
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)
1.8 1.9 95.3 0.308 0.308 2.3 11.2 2350

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 1.8 30.0 -- 0.0 17254 17013 860 98.65 0.189 0.189 0.187 0.226 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 1.8 1.847 1163 89 1074 0.211 0.314 -- 94.4
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 22.551
Anisotropic B[1][1] 0.79
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.79
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.57
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 7.526
r_scbond_it 2.794
r_dihedral_angle_3_deg 14.28
r_symmetry_hbond_refined 0.215
r_mcangle_it 1.738
r_nbtor_refined 0.312
r_mcbond_it 1.107
r_nbd_refined 0.21
r_angle_refined_deg 1.691
r_dihedral_angle_4_deg 22.649
r_xyhbond_nbd_refined 0.135
r_scangle_it 4.265
r_dihedral_angle_2_deg 40.31
r_chiral_restr 0.104
r_symmetry_vdw_refined 0.193
r_gen_planes_refined 0.006
r_bond_refined_d 0.014
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1327
Nucleic Acid Atoms 0
Heterogen Atoms 23
Solvent Atoms 235

Software

Software
Software Name Purpose
SCALA data scaling
EPMR phasing
REFMAC refinement
PDB_EXTRACT data extraction version: 2.000
ADSC data collection version: Quantum
MOSFLM data reduction
REFMAC phasing version: 5.2.0003