X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.8
Details 0.1 M TRIS-HCL PH 7.8, 10% (W/V)PEG 3350, PROTEIN CONCENTRATION 8MG/ML

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 78.28 α = 90
b = 111.17 β = 90
c = 116.29 γ = 90
Symmetry
Space Group P 2 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2011-02-04
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MAX II BEAMLINE I911-2 -- MAX_II I911-2

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
2.3 33.16 99.9 0.12 -- -- 4.9 -- 45767 -- -3.0 33.4
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)
2.3 2.42 99.9 0.51 -- 2.9 4.9 --

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 2.3 33.16 -- -- -- 43350 2299 99.73 -- 0.20415 0.20098 0.26382 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 2.3 2.359 -- 180 3119 0.316 0.376 -- 99.82
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 31.131
Anisotropic B[1][1] 0.38
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.97
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.6
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.739
r_dihedral_angle_3_deg 15.688
r_scangle_it 4.111
r_gen_planes_refined 0.007
r_dihedral_angle_2_deg 35.769
r_chiral_restr 0.11
r_dihedral_angle_4_deg 14.332
r_bond_refined_d 0.019
r_dihedral_angle_1_deg 6.426
r_mcangle_it 1.634
r_scbond_it 2.567
r_mcbond_it 0.918
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6953
Nucleic Acid Atoms 0
Heterogen Atoms 27
Solvent Atoms 317

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0110
iMOSFLM data reduction
SCALA data scaling
MOLREP phasing