X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 6
Temperature 277.0
Details PEG 6000, LiCl, MES, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 45.6 α = 90
b = 47.66 β = 90
c = 129.24 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 MARRESEARCH -- 2002-04-18
Diffraction Radiation
Monochromator Protocol
Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MAX II BEAMLINE I711 0.944 MAX_II I711

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
1.75 29 99.3 -- 0.056 -- 3.9 29009 29009 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)
1.75 1.8 97.5 -- 0.107 12.2 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
FOURIER SYNTHESIS 1.75 29.0 -- -- 27715 27485 1469 99.17 0.15945 0.15945 0.15759 0.19533 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 1.75 1.796 -- 118 1902 0.172 0.227 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 13.292
Anisotropic B[1][1] 0.15
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.13
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.02
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.068
r_xyhbond_nbd_refined 0.128
r_mcangle_it 1.541
r_gen_planes_refined 0.007
r_nbd_refined 0.197
r_angle_refined_deg 1.921
r_bond_other_d 0.002
r_symmetry_vdw_refined 0.278
r_dihedral_angle_1_deg 6.182
r_scbond_it 2.53
r_mcbond_it 0.932
r_chiral_restr 0.112
r_angle_other_deg 0.855
r_nbd_other 0.248
r_symmetry_vdw_other 0.225
r_bond_refined_d 0.018
r_symmetry_hbond_refined 0.191
r_gen_planes_other 0.002
r_nbtor_other 0.084
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.051
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2281
Nucleic Acid Atoms 0
Heterogen Atoms 32
Solvent Atoms 330

Software

Software
Software Name Purpose
REFMAC refinement version: 5.1.24
MOSFLM data reduction
CCP4 data scaling version: (SCALA)
FFT phasing