X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5.5
Details 0.2 M NACL, 0.1 M BIS-TRIS, PH 5.5, 25% POLYETHYLENE GLYCOL 3350.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 54.58 α = 90
b = 61.58 β = 90
c = 125.46 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 113
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL9-2 -- SSRL BL9-2

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
1.08 40 96.2 0.06 -- -- 9.0 -- 173965 -- 2.0 12.4
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)
1.08 1.14 82.9 0.39 -- 3.8 5.8 --

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
DIRECT METHODS 1.08 62.73 -- -- -- 165083 8709 95.9 -- 0.13403 0.13312 0.15132 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 1.08 1.108 -- 463 9300 0.205 0.23 -- 73.68
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 8.801
Anisotropic B[1][1] 0.46
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.17
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.29
RMS Deviations
Key Refinement Restraint Deviation
r_mcbond_it 1.895
r_scangle_it 5.075
r_dihedral_angle_1_deg 7.202
r_dihedral_angle_2_deg 39.467
r_rigid_bond_restr 2.742
r_mcbond_other 0.755
r_gen_planes_refined 0.014
r_chiral_restr 0.111
r_bond_other_d 0.0
r_scbond_it 4.139
r_angle_other_deg 0.897
r_gen_planes_other 0.002
r_mcangle_it 2.595
r_dihedral_angle_4_deg 20.354
r_dihedral_angle_3_deg 10.168
r_angle_refined_deg 1.526
r_bond_refined_d 0.012
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3140
Nucleic Acid Atoms 0
Heterogen Atoms 34
Solvent Atoms 426

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0102
iMOSFLM data reduction
SCALA data scaling
ACORN phasing