X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.96 α = 90
b = 75.6 β = 90
c = 104.52 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 -- 2009-10-26
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE -- -- -- --

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
1.95 26.41 96.7 0.08 -- -- 3.5 -- 27406 -- 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)
1.95 2.0 93.5 0.43 -- 2.1 3.4 --

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 1.95 61.2 -- -- -- 24701 1304 91.43 -- 0.19093 0.18802 0.24459 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 1.95 2.001 -- 84 1566 0.276 0.403 -- 79.21
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 27.534
Anisotropic B[1][1] 0.64
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.69
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.33
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 5.664
r_scbond_it 4.215
r_mcangle_it 4.796
r_mcbond_it 3.701
r_gen_planes_refined 0.005
r_chiral_restr 0.083
r_dihedral_angle_4_deg 16.386
r_dihedral_angle_3_deg 12.498
r_dihedral_angle_2_deg 31.026
r_dihedral_angle_1_deg 6.413
r_angle_refined_deg 1.295
r_bond_refined_d 0.01
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2954
Nucleic Acid Atoms 0
Heterogen Atoms 29
Solvent Atoms 260

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.5.0066 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0066 refinement
PHASER model building