X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.5
Temperature 293.0
Details ammonium sulfate, Tris-HCl, Ethanol, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 32.76 α = 90
b = 32.76 β = 90
c = 176.82 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 293
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2000-12-24
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON PHOTON FACTORY BEAMLINE BL-18B 1.0 Photon Factory BL-18B

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
1.4 29.3 85.8 0.04 -- -- -- -- 19260 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)
1.4 1.48 74.6 0.201 -- 3.6 -- --

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
MOLECULAR REPLACEMENT 1.4 29.49 -- 0.0 19260 17355 1898 100.0 -- 0.14416 0.14194 0.16448 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 1.4 1.436 -- 110 1074 0.153 0.203 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 15.774
Anisotropic B[1][1] 0.29
Anisotropic B[1][2] 0.14
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.29
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.43
RMS Deviations
Key Refinement Restraint Deviation
r_dihedral_angle_1_deg 5.699
r_angle_refined_deg 1.986
r_symmetry_hbond_refined 0.159
r_nbtor_other 0.095
r_sphericity_bonded 3.416
r_mcbond_it 1.873
r_scangle_it 5.59
r_sphericity_free 9.308
r_nbd_refined 0.229
r_angle_other_deg 1.086
r_gen_planes_refined 0.009
r_bond_refined_d 0.016
r_mcangle_it 3.069
r_gen_planes_other 0.003
r_symmetry_vdw_refined 0.243
r_bond_other_d 0.003
r_rigid_bond_restr 1.901
r_symmetry_vdw_other 0.35
r_scbond_it 3.705
r_chiral_restr 0.153
r_xyhbond_nbd_refined 0.141
r_nbd_other 0.283
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1041
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 118

Software

Software
Software Name Purpose
MOSFLM data reduction
SCALA data scaling
AMoRE phasing
REFMAC refinement version: 5.1.04
CCP4 data scaling version: (SCALA)