X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details 1.6M AMMONIUM SULPHATE, 6% PEG400, 0.1M HEPES PH7.5, VAPOR DIFFUSION, SITTING DROP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 86.35 α = 90
b = 86.35 β = 90
c = 144.53 γ = 90
Symmetry
Space Group P 41 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC MIRRORS 2010-09-25
Diffraction Radiation
Monochromator Protocol
SI 111 SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON DIAMOND BEAMLINE I04 -- DIAMOND I04

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
2.2 74.12 99.1 0.07 -- -- 9.2 -- 26863 -- 2.0 51.7
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)
2.2 2.28 98.0 0.88 -- 2.23 8.4 --

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 2.2 74.12 -- -- -- 26863 1428 99.13 -- 0.20228 0.20124 0.22178 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 2.199 2.256 -- 98 1921 0.283 0.281 -- 97.16
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 49.924
Anisotropic B[1][1] -1.19
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -1.19
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.38
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 1.2
r_scbond_it 0.792
r_mcangle_it 0.449
r_mcbond_it 0.26
r_nbd_refined 0.184
r_gen_planes_refined 0.003
r_chiral_restr 0.075
r_dihedral_angle_4_deg 14.467
r_dihedral_angle_3_deg 15.122
r_dihedral_angle_2_deg 39.338
r_dihedral_angle_1_deg 5.264
r_angle_refined_deg 1.034
r_bond_refined_d 0.007
r_nbtor_refined 0.298
r_xyhbond_nbd_refined 0.122
r_metal_ion_refined 0.003
r_symmetry_vdw_refined 0.197
r_symmetry_hbond_refined 0.181
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2980
Nucleic Acid Atoms 0
Heterogen Atoms 26
Solvent Atoms 154

Software

Computing
Computing Package Purpose
HKL2000 Data Reduction (intensity integration)
HKL2000 Data Reduction (data scaling)
CNS 1.1 Structure Solution
REFMAC 5.2.0019 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.2.0019 refinement
CNS version: 1.1 model building