X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details 27-31% (V/V) PEG750MME, 0.1M HEPES PH 7.0

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 79.62 α = 90
b = 112.94 β = 90
c = 226.16 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 -- 2005-03-08
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MAX II BEAMLINE I711 -- 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
2.5 29.2 99.6 0.09 -- -- 6.2 -- 71021 -- 2.0 --
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)
2.5 2.64 100.0 0.59 -- 3.3 6.2 --

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 2.5 29.17 -- -- -- 69540 1422 99.5 -- 0.197 0.196 0.246 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 2.5 2.56 -- 105 5061 0.311 0.356 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 47.1
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 2.961
r_scbond_it 1.844
r_mcangle_it 1.378
r_mcbond_it 0.803
r_nbd_refined 0.217
r_gen_planes_refined 0.005
r_chiral_restr 0.104
r_dihedral_angle_4_deg 20.474
r_dihedral_angle_3_deg 17.311
r_dihedral_angle_2_deg 34.984
r_dihedral_angle_1_deg 6.612
r_angle_refined_deg 1.464
r_bond_refined_d 0.013
r_nbtor_refined 0.313
r_xyhbond_nbd_refined 0.137
r_symmetry_vdw_refined 0.185
r_symmetry_hbond_refined 0.156
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8336
Nucleic Acid Atoms 0
Heterogen Atoms 35
Solvent Atoms 231

Software

Computing
Computing Package Purpose
XDS Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
REFMAC 5.2.0005 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.2.0005 refinement