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_scbond_it 2.53
r_mcangle_it 1.541
r_mcbond_it 0.932
r_symmetry_hbond_refined 0.191
r_symmetry_vdw_other 0.225
r_symmetry_vdw_refined 0.278
r_bond_refined_d 0.018
r_bond_other_d 0.002
r_angle_refined_deg 1.921
r_angle_other_deg 0.855
r_dihedral_angle_1_deg 6.182
r_chiral_restr 0.112
r_gen_planes_refined 0.007
r_gen_planes_other 0.002
r_nbd_refined 0.197
r_nbd_other 0.248
r_nbtor_other 0.084
r_xyhbond_nbd_refined 0.128
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

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
FFT Structure Solution
REFMAC 5.1.24 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.24 refinement