X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 9
Details 18% PEG 3350, 17% PEG 400, 4.8% ISOPROPYL ALCOHOL, 0.1 M CAPSO PH 9.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 151.42 α = 90
b = 151.42 β = 90
c = 68.32 γ = 120
Symmetry
Space Group P 64

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC BENT MIRROR 2002-09-15
Diffraction Radiation
Monochromator Protocol
SI(111) MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID29 0.97926,0.97912,0.9757959 ESRF ID29

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
2 100 97.7 0.155 -- -- 6.1 -- 357868 -- 1.0 --
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)
2.0 2.11 94.0 0.473 -- 1.6 2.8 --

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
MAD 2.0 100.0 -- -- -- 56102 2957 97.7 -- 0.212 0.21 0.252 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 2.0 2.05 -- 210 3922 0.259 0.306 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 16.88
Anisotropic B[1][1] 0.3
Anisotropic B[1][2] 0.15
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.3
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.44
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.053
r_scbond_it 2.484
r_mcangle_it 1.563
r_mcbond_it 0.807
r_nbd_refined 0.198
r_gen_planes_other 0.003
r_gen_planes_refined 0.005
r_chiral_restr 0.079
r_dihedral_angle_1_deg 6.291
r_angle_other_deg 0.811
r_angle_refined_deg 1.366
r_bond_other_d 0.007
r_bond_refined_d 0.014
r_nbd_other 0.244
r_nbtor_other 0.084
r_xyhbond_nbd_refined 0.157
r_symmetry_vdw_refined 0.192
r_symmetry_vdw_other 0.303
r_symmetry_hbond_refined 0.187
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6032
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 343

Software

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